US StockDetailed Quotes

Provided by Tiger Trade Technology Pte. Ltd.

Columbia Banking

28.31

-0.2200-0.77%

Volume:114.44K

Turnover:3.25M

Market Cap:8.01B

PE:11.12

High:28.53

Open:28.51

Low:28.20

Close:28.53

52wk High:33.68

52wk Low:23.83

Shares:283.00M

Float Shares:280.00M

Volume Ratio:0.76

T/O Rate:0.04%

Dividend:1.47

Dividend Rate:5.19%

EPS(TTM):2.55

EPS(LYR):2.31

ROE:11.03%

ROA:1.21%

PB:1.06

PE(LYR):12.25

Loading ...

Overview Company News Filings

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Beneficial Ownership Change

Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]

Quarterly Report

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Employee Stock Ownership

Form 11-K - Annual report of employee stock purchase, savings and similar plans

Employee Stock Ownership

Form 11-K/A - Annual report of employee stock purchase, savings and similar plans: [Amend]

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Quarterly Report

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Beneficial Ownership Change

Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors

Major Issues Report

Form 8-K - Current report

Employee Stock Ownership

Form 11-K - Annual report of employee stock purchase, savings and similar plans

Major Issues Report

Form 8-K - Current report

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Annual Report

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Tiger Brokers | Global Stocks, Options & Futures Trading App","description":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","keywords":"tiger brokers,tiger trade,tiger brokers singapore,broker online,stock trading in singapore,share trading singapore,brokerage firm singapore,trading app,stock broker singapore,stock trading platforms,trading account","social":{"ogDescription":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.0a0bd8dc.png","ogUrl":"https://www.etasphere.com/stock/COLB/filings"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"SGP","license":"TBSG","edition":"fundamental","symbol":"COLB","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"COLB\",,,,,undefined,":{"symbol":"COLB","market":"US","secType":"STK","nameCN":"Columbia Banking","latestPrice":28.31,"timestamp":1791553855705,"preClose":28.53,"halted":0,"volume":114439,"delay":0,"changeRate":-0.007711181212758584,"floatShares":280000000,"shares":283000000,"eps":2.546169,"marketStatus":"Trading","change":-0.22,"latestTime":"10-09 09:50:57 EDT","open":28.505,"high":28.53,"low":28.195,"amount":3247549.140927,"amplitude":0.011742,"askPrice":28.32,"askSize":347,"bidPrice":28.3,"bidSize":149,"shortable":3,"etf":0,"ttmEps":2.546169,"tradingStatus":2,"nextMarketStatus":{"tag":"Post-Mkt","tradingStatus":3,"beginTime":1791576000000},"marketStatusCode":2,"adr":0,"adrRate":0,"listingDate":708667200000,"exchange":"NASDAQ","adjPreClose":28.53,"dividendRate":0.05195,"preHourTrading":{"tag":"盘前","latestPrice":28.43,"preClose":28.53,"latestTime":"09:29 EDT","volume":532,"amount":15135.425004,"timestamp":1791552599983,"change":-0.1,"changeRate":-0.003505,"amplitude":0.011749},"postHourTrading":{"tag":"盘后","latestPrice":28.57,"preClose":28.53,"latestTime":"19:30 EDT","volume":65607,"amount":1871775.91,"timestamp":1791502203216,"change":0.04,"changeRate":0.001402,"amplitude":0.001402},"volumeRatio":0.756325,"impliedVol":0.4643,"impliedVolPercentile":0.8207},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"COLB\",,,,,undefined,":{"symbol":"COLB","floatShares":280000000,"roa":"1.21%","roe":"11.03%","lyrEps":2.31071,"volumeRatio":0.756325,"shares":283000000,"dividePrice":1.4707,"high":28.53,"amplitude":0.011742,"preClose":28.53,"low":28.195,"week52Low":23.825,"pbRate":"1.06","psRate":"3.20","week52High":33.675,"institutionHeld":0.8982,"latestPrice":28.31,"committee":-0.399194,"eps":2.546169,"divideRate":0.05195,"volume":114439,"delay":0,"ttmEps":2.546169,"open":28.505,"prevYearClose":27.95,"prevWeekClose":28.92,"prevMonthClose":28.6,"prevQuarterClose":28.6,"fiveDayClose":28.92,"twentyDayClose":30.11,"sixtyDayClose":33.61,"earningDate":1792598400000,"earningTime":"盘后","dividendPayoutRate":0.6286556870144446,"dividendFrequency":"Q","dividendGrowthYears":5,"dividendGrowthRate":0.006944444444444451,"fiveYearAvgDividendRate":0.04130054713535477},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/COLB\",params:#limit:5,,,undefined,":[{"date":"2026-10-22","symbol":"COLB","type":"earning","reportTimeType":"post","market":"US","fiscalQuarterEnding":"2026/09","expectedEps":0.77,"defaultRemindTime":1792699200000,"name":null,"time":"Post-Mkt","dateTimestamp":1792641600000,"actualEps":null},{"date":"2026-08-28","symbol":"COLB","amount":0.37,"announcedDate":"2026-08-14","type":"dividend","lastAmount":null,"market":"US","newRecordDate":"2026-08-28","defaultRemindTime":1787923800000,"name":"哥伦比亚银行系统","lastCurrency":null,"lastExecuteDate":null,"recordDate":"2026-09-14","payableDate":"2026-08-28","currency":"USD","dateTimestamp":1787889600000,"payDate":"2026-09-14"},{"market":"US","date":"2026-07-23","symbol":"COLB","fiscalQuarterEnding":"2026/06","expectedEps":0.73,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1784779200000,"reportTimeType":"post","actualEps":0.76},{"date":"2026-05-29","symbol":"COLB","amount":0.37,"announcedDate":"2026-05-15","type":"dividend","lastAmount":null,"market":"US","newRecordDate":"2026-05-29","defaultRemindTime":1780061400000,"name":"哥伦比亚银行系统","lastCurrency":null,"lastExecuteDate":null,"recordDate":"2026-06-15","payableDate":"2026-05-29","currency":"USD","dateTimestamp":1780027200000,"payDate":"2026-06-15"},{"market":"US","date":"2026-04-23","symbol":"COLB","fiscalQuarterEnding":"2026/03","expectedEps":0.68,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1776916800000,"reportTimeType":"post","actualEps":0.72}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"COLB\",market:\"US\",,,undefined,":[{"executeDate":"2016-12-28","recordDate":"2016-12-30","paymentDate":"2017-01-13","value":0.16,"currency":"USD"},{"executeDate":"2017-02-06","recordDate":"2017-02-08","paymentDate":"2017-02-22","value":0.22,"currency":"USD"},{"executeDate":"2017-05-08","recordDate":"2017-05-10","paymentDate":"2017-05-24","value":0.22,"currency":"USD"},{"executeDate":"2017-08-07","recordDate":"2017-08-09","paymentDate":"2017-08-23","value":0.22,"currency":"USD"},{"executeDate":"2017-10-30","recordDate":"2017-10-31","paymentDate":"2017-11-14","value":0.22,"currency":"USD"}],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"COLB\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0.2143,"buy":0.2143,"hold":0.5714,"sell":0,"strongSell":0,"meanLabel":"BUY","meanPercent":0.2143,"analysts":14,"updateTime":1788321600000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/COLB\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"COLB","date":"2026-10-08","current":11.118665,"percent":0.466283,"low":7.662558,"twenty":9.678797,"median":11.482548,"eighty":14.677074,"high":21.344813,"avg":12.221623,"sd":2.870095,"marketCap":7994818093},"quantilePoints":[{"date":"2021-10-15","current":8.95144,"twenty":6.010003,"median":11.954635,"eighty":22.892445,"marketCap":4471074013},{"date":"2021-10-22","current":9.429149,"twenty":6.010003,"median":11.897978,"eighty":22.892445,"marketCap":4551224081},{"date":"2021-10-29","current":9.177825,"twenty":6.010003,"median":11.841321,"eighty":22.892445,"marketCap":4429915871},{"date":"2021-11-05","current":9.837551,"twenty":6.010003,"median":11.784664,"eighty":22.892445,"marketCap":4748349921},{"date":"2021-11-12","current":9.689449,"twenty":6.010003,"median":11.713843,"eighty":22.860751,"marketCap":4676864726},{"date":"2021-11-19","current":9.061139,"twenty":6.010003,"median":11.67135,"eighty":22.529743,"marketCap":4373594202},{"date":"2021-11-26","current":8.576442,"twenty":6.010003,"median":11.621905,"eighty":22.299007,"marketCap":4139642655},{"date":"2021-12-03","current":8.594541,"twenty":6.010003,"median":11.600529,"eighty":22.076511,"marketCap":4148378439},{"date":"2021-12-10","current":8.832405,"twenty":6.010003,"median":11.558036,"eighty":21.85637,"marketCap":4263189958},{"date":"2021-12-17","current":8.262428,"twenty":6.010003,"median":11.543872,"eighty":21.748065,"marketCap":3988075565},{"date":"2021-12-23","current":8.522732,"twenty":6.010003,"median":11.515543,"eighty":21.536165,"marketCap":4113718358},{"date":"2021-12-31","current":8.634933,"twenty":6.010003,"median":11.454958,"eighty":20.944582,"marketCap":4167874735},{"date":"2022-01-07","current":9.173494,"twenty":6.089688,"median":11.393191,"eighty":20.740009,"marketCap":4427825342},{"date":"2022-01-14","current":9.496631,"twenty":6.089688,"median":11.320041,"eighty":20.558063,"marketCap":4583795706},{"date":"2022-01-21","current":9.088222,"twenty":6.089688,"median":11.304235,"eighty":20.481645,"marketCap":4386666496},{"date":"2022-01-28","current":9.038854,"twenty":6.089688,"median":11.263414,"eighty":20.276038,"marketCap":4362837690},{"date":"2022-02-04","current":9.348526,"twenty":6.089688,"median":11.233806,"eighty":20.10794,"marketCap":4512309289},{"date":"2022-02-11","current":9.537023,"twenty":6.089688,"median":11.176575,"eighty":19.988572,"marketCap":4603292002},{"date":"2022-02-18","current":9.563951,"twenty":6.089688,"median":11.093109,"eighty":19.906696,"marketCap":4616289532},{"date":"2022-02-25","current":11.101923,"twenty":6.089688,"median":11.07003,"eighty":19.86503,"marketCap":4666138364},{"date":"2022-03-04","current":10.437045,"twenty":6.089688,"median":11.015574,"eighty":19.750223,"marketCap":4386689966},{"date":"2022-03-11","current":10.751445,"twenty":6.089688,"median":10.936972,"eighty":19.698518,"marketCap":4518832231},{"date":"2022-03-18","current":10.199956,"twenty":6.089688,"median":10.826298,"eighty":19.659217,"marketCap":4287041700},{"date":"2022-03-25","current":10.303038,"twenty":6.089688,"median":10.779184,"eighty":19.493679,"marketCap":4330367033},{"date":"2022-04-01","current":9.462921,"twenty":6.089688,"median":10.690468,"eighty":19.446698,"marketCap":3977265569},{"date":"2022-04-08","current":9.220678,"twenty":6.089688,"median":10.55051,"eighty":19.401626,"marketCap":3875451036},{"date":"2022-04-14","current":9.200062,"twenty":6.089688,"median":10.521942,"eighty":19.351375,"marketCap":3866785970},{"date":"2022-04-22","current":9.894471,"twenty":6.089688,"median":10.502776,"eighty":19.246822,"marketCap":3994595702},{"date":"2022-04-29","current":8.874975,"twenty":6.089688,"median":10.443483,"eighty":19.188924,"marketCap":3583005039},{"date":"2022-05-06","current":9.23087,"twenty":6.089688,"median":10.418736,"eighty":19.155332,"marketCap":3726686825},{"date":"2022-05-13","current":8.97819,"twenty":6.089688,"median":10.371619,"eighty":19.108944,"marketCap":3624675013},{"date":"2022-05-20","current":9.09109,"twenty":6.089688,"median":10.357171,"eighty":19.083904,"marketCap":3670254759},{"date":"2022-05-27","current":9.55344,"twenty":6.089688,"median":10.337687,"eighty":19.008168,"marketCap":3856914670},{"date":"2022-06-03","current":9.505054,"twenty":6.089688,"median":10.305694,"eighty":18.956981,"marketCap":3837380493},{"date":"2022-06-10","current":8.897548,"twenty":6.089688,"median":10.289994,"eighty":18.821014,"marketCap":3592118052},{"date":"2022-06-17","current":8.639492,"twenty":6.089688,"median":10.247195,"eighty":18.688246,"marketCap":3487935776},{"date":"2022-06-24","current":9.306136,"twenty":6.010003,"median":10.230121,"eighty":18.601867,"marketCap":3757073322},{"date":"2022-07-01","current":9.381403,"twenty":6.010003,"median":10.205111,"eighty":18.390719,"marketCap":3787459819},{"date":"2022-07-08","current":9.327641,"twenty":6.010003,"median":10.179881,"eighty":18.200365,"marketCap":3765755178},{"date":"2022-07-15","current":9.177108,"twenty":6.010003,"median":10.148691,"eighty":18.020072,"marketCap":3704982184},{"date":"2022-07-22","current":10.248663,"twenty":6.010003,"median":10.13644,"eighty":17.202146,"marketCap":3752732394},{"date":"2022-07-29","current":10.438549,"twenty":6.010003,"median":10.13644,"eighty":17.005234,"marketCap":3822262527},{"date":"2022-08-05","current":10.497825,"twenty":6.010003,"median":10.13644,"eighty":16.896693,"marketCap":3843967595},{"date":"2022-08-12","current":11.262489,"twenty":6.010003,"median":10.13644,"eighty":16.795901,"marketCap":4123962977},{"date":"2022-08-19","current":11.268416,"twenty":6.010003,"median":10.13644,"eighty":16.721477,"marketCap":4126133483},{"date":"2022-08-26","current":10.841627,"twenty":6.010003,"median":10.13644,"eighty":16.676504,"marketCap":3969856992},{"date":"2022-09-02","current":10.308141,"twenty":6.010003,"median":10.13644,"eighty":16.640847,"marketCap":3774511377},{"date":"2022-09-09","current":10.782351,"twenty":6.010003,"median":10.135921,"eighty":16.591229,"marketCap":3948151923},{"date":"2022-09-16","current":10.491897,"twenty":6.010003,"median":10.135921,"eighty":16.5261,"marketCap":3841797089},{"date":"2022-09-23","current":10.408911,"twenty":6.010003,"median":10.135921,"eighty":16.437721,"marketCap":3811409993},{"date":"2022-09-30","current":10.130312,"twenty":6.010003,"median":10.130312,"eighty":16.209785,"marketCap":3709396172},{"date":"2022-10-07","current":10.177733,"twenty":6.010003,"median":10.130312,"eighty":15.964793,"marketCap":3726760227},{"date":"2022-10-14","current":10.3852,"twenty":6.010003,"median":10.130312,"eighty":15.054601,"marketCap":3802727966},{"date":"2022-10-21","current":11.666515,"twenty":6.010003,"median":10.130312,"eighty":13.96586,"marketCap":3991604670},{"date":"2022-10-28","current":12.643482,"twenty":6.010003,"median":10.130312,"eighty":13.866781,"marketCap":4325866290},{"date":"2022-11-04","current":12.840164,"twenty":6.010003,"median":10.130312,"eighty":13.754963,"marketCap":4393159237},{"date":"2022-11-11","current":13.151017,"twenty":6.010003,"median":10.130312,"eighty":13.616253,"marketCap":4499515365},{"date":"2022-11-18","current":12.8021,"twenty":6.010003,"median":10.130312,"eighty":13.559561,"marketCap":4380136037},{"date":"2022-11-25","current":12.846508,"twenty":6.010003,"median":10.130312,"eighty":13.400985,"marketCap":4395329770},{"date":"2022-12-02","current":12.751348,"twenty":6.010003,"median":10.130312,"eighty":13.178536,"marketCap":4362771772},{"date":"2022-12-09","current":11.590405,"twenty":6.010003,"median":10.130312,"eighty":12.919574,"marketCap":3965564192},{"date":"2022-12-16","current":11.095576,"twenty":6.010003,"median":10.130312,"eighty":12.84204,"marketCap":3796262601},{"date":"2022-12-23","current":11.108264,"twenty":6.010003,"median":10.130312,"eighty":12.79195,"marketCap":3800603668},{"date":"2022-12-30","current":11.323958,"twenty":6.010003,"median":10.130312,"eighty":12.748004,"marketCap":3874401797},{"date":"2023-01-06","current":11.013105,"twenty":6.010003,"median":10.130312,"eighty":12.708978,"marketCap":3768045669},{"date":"2023-01-13","current":10.994073,"twenty":6.010003,"median":10.130312,"eighty":12.678843,"marketCap":3761534070},{"date":"2023-01-20","current":10.632467,"twenty":6.010003,"median":10.130312,"eighty":12.653583,"marketCap":3637813676},{"date":"2023-01-27","current":11.421417,"twenty":6.010003,"median":10.130312,"eighty":12.634657,"marketCap":3846184865},{"date":"2023-02-03","current":12.491369,"twenty":6.010003,"median":10.130312,"eighty":12.604168,"marketCap":4206493380},{"date":"2023-02-10","current":12.214212,"twenty":6.010003,"median":10.130312,"eighty":12.577431,"marketCap":4113160451},{"date":"2023-02-17","current":12.098193,"twenty":6.010003,"median":10.130312,"eighty":12.537659,"marketCap":4074090853},{"date":"2023-02-24","current":11.685762,"twenty":6.010003,"median":10.130312,"eighty":12.496077,"marketCap":3935203650},{"date":"2023-03-03","current":17.80557,"twenty":6.010003,"median":10.130312,"eighty":12.479876,"marketCap":5996061400},{"date":"2023-03-10","current":14.840043,"twenty":6.010003,"median":10.130312,"eighty":12.479876,"marketCap":4997414240},{"date":"2023-03-17","current":13.475156,"twenty":6.010003,"median":10.130312,"eighty":12.479876,"marketCap":4537785840},{"date":"2023-03-24","current":12.730673,"twenty":6.010003,"median":10.130312,"eighty":12.479876,"marketCap":4287079440},{"date":"2023-03-31","current":13.289035,"twenty":6.089688,"median":10.133116,"eighty":12.491665,"marketCap":4475109240},{"date":"2023-04-05","current":7.662558,"twenty":6.089688,"median":10.130294,"eighty":12.476045,"marketCap":2580381820},{"date":"2023-04-14","current":13.796678,"twenty":4.352537,"median":10.113189,"eighty":12.455153,"marketCap":4646058991},{"date":"2023-04-21","current":13.592421,"twenty":4.352537,"median":10.113189,"eighty":12.455153,"marketCap":4577274807},{"date":"2023-04-28","current":19.397578,"twenty":2.934126,"median":10.106317,"eighty":12.435343,"marketCap":4491644950},{"date":"2023-05-04","current":17.048266,"twenty":1.515714,"median":10.099446,"eighty":12.428316,"marketCap":3947645260},{"date":"2023-05-12","current":16.607207,"twenty":0.097303,"median":10.098844,"eighty":12.426968,"marketCap":3845515050},{"date":"2023-05-19","current":18.992524,"twenty":0.097303,"median":10.098844,"eighty":12.426968,"marketCap":4397851900},{"date":"2023-05-26","current":18.779115,"twenty":-1.321108,"median":10.098241,"eighty":12.424309,"marketCap":4348435444},{"date":"2023-06-02","current":18.419017,"twenty":-1.321108,"median":10.098241,"eighty":12.424309,"marketCap":4265052214},{"date":"2023-06-09","current":20.930701,"twenty":-1.321108,"median":10.098241,"eighty":12.424309,"marketCap":4846650243},{"date":"2023-06-16","current":20.723644,"twenty":-1.321108,"median":10.098241,"eighty":12.424309,"marketCap":4798704886},{"date":"2023-06-23","current":18.878142,"twenty":-1.32419,"median":10.094981,"eighty":12.421047,"marketCap":4371365832},{"date":"2023-06-30","current":18.28398,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4233783503},{"date":"2023-07-07","current":17.968894,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4160823177},{"date":"2023-07-14","current":20.237512,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4686137526},{"date":"2023-07-21","current":15.969352,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4572712020},{"date":"2023-07-28","current":15.881968,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4547690340},{"date":"2023-08-04","current":15.92566,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4560201180},{"date":"2023-08-11","current":15.726049,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4503044176},{"date":"2023-08-18","current":14.23284,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4075473979},{"date":"2023-08-25","current":14.378519,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4117188144},{"date":"2023-09-01","current":14.917531,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4271530557},{"date":"2023-09-08","current":14.407654,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4125530977},{"date":"2023-09-15","current":15.172469,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4344530347},{"date":"2023-09-22","current":14.327531,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4102588186},{"date":"2023-09-29","current":14.298395,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4094245353},{"date":"2023-10-06","current":14.152716,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4052531188},{"date":"2023-10-13","current":14.604321,"twenty":-1.327272,"median":10.09172,"eighty":12.418499,"marketCap":4181845101},{"date":"2023-10-20","current":12.24996,"twenty":-1.327272,"median":10.09172,"eighty":12.411616,"marketCap":4142299500},{"date":"2023-10-27","current":12.206783,"twenty":-1.336519,"median":10.081073,"eighty":12.360467,"marketCap":4127699250},{"date":"2023-11-03","current":12.854439,"twenty":-1.336519,"median":10.081073,"eighty":12.340737,"marketCap":4346703000},{"date":"2023-11-10","current":12.515238,"twenty":-1.336519,"median":10.081073,"eighty":12.340737,"marketCap":4232002697},{"date":"2023-11-17","current":13.872238,"twenty":-1.336519,"median":10.081073,"eighty":12.340737,"marketCap":4690869427},{"date":"2023-11-24","current":13.563829,"twenty":-1.336519,"median":10.081073,"eighty":12.340737,"marketCap":4586581534},{"date":"2023-11-30","current":13.773547,"twenty":-1.336519,"median":10.081073,"eighty":12.340737,"marketCap":4657497301},{"date":"2023-12-08","current":15.031856,"twenty":-1.339321,"median":10.076258,"eighty":12.339799,"marketCap":5082991904},{"date":"2023-12-15","current":17.172214,"twenty":-1.342123,"median":10.070683,"eighty":12.341505,"marketCap":5806749882},{"date":"2023-12-21","current":16.228483,"twenty":-1.344925,"median":10.065108,"eighty":12.360467,"marketCap":5487628929},{"date":"2023-12-29","current":16.721937,"twenty":-1.350529,"median":10.028586,"eighty":12.41038,"marketCap":5654489558},{"date":"2024-01-05","current":15.833719,"twenty":-1.356448,"median":10.028106,"eighty":12.424974,"marketCap":5354140426},{"date":"2024-01-12","current":15.630169,"twenty":-1.356448,"median":10.028106,"eighty":12.427861,"marketCap":5285310417},{"date":"2024-01-19","current":15.167556,"twenty":-1.362368,"median":10.027625,"eighty":12.425639,"marketCap":5128878577},{"date":"2024-01-26","current":12.447938,"twenty":-1.356448,"median":10.028106,"eighty":12.445749,"marketCap":4209245300},{"date":"2024-02-02","current":11.550339,"twenty":-1.356448,"median":10.028106,"eighty":12.455153,"marketCap":4027776350},{"date":"2024-02-09","current":11.233317,"twenty":-1.356448,"median":10.028106,"eighty":12.44889,"marketCap":3917226300},{"date":"2024-02-16","current":11.370893,"twenty":-1.356448,"median":10.028106,"eighty":12.432604,"marketCap":3965200850},{"date":"2024-02-23","current":10.826573,"twenty":-1.356448,"median":10.028106,"eighty":12.363038,"marketCap":3775388500},{"date":"2024-03-01","current":10.828683,"twenty":-1.350529,"median":10.028586,"eighty":12.339564,"marketCap":3776124246},{"date":"2024-03-08","current":11.702157,"twenty":-1.350529,"median":10.028586,"eighty":12.293089,"marketCap":4080717694},{"date":"2024-03-15","current":11.04406,"twenty":-1.350529,"median":10.028586,"eighty":12.24996,"marketCap":3851229480},{"date":"2024-03-22","current":11.17568,"twenty":-1.350529,"median":10.028586,"eighty":12.24644,"marketCap":3897127123},{"date":"2024-03-28","current":11.464496,"twenty":-1.350529,"median":10.028586,"eighty":12.24644,"marketCap":3997841799},{"date":"2024-04-05","current":11.038329,"twenty":-1.356448,"median":10.028106,"eighty":12.247144,"marketCap":3849230926},{"date":"2024-04-12","current":10.756218,"twenty":-1.356448,"median":10.028106,"eighty":12.247144,"marketCap":3750854714},{"date":"2024-04-19","current":10.648176,"twenty":-1.356448,"median":10.028106,"eighty":12.207088,"marketCap":3713178718},{"date":"2024-04-26","current":8.175542,"twenty":-1.350529,"median":10.027625,"eighty":12.206783,"marketCap":3980123700},{"date":"2024-05-03","current":8.49379,"twenty":-1.350529,"median":9.947406,"eighty":12.156203,"marketCap":4135057500},{"date":"2024-05-10","current":8.627452,"twenty":-1.350529,"median":9.914474,"eighty":12.098193,"marketCap":4200128336},{"date":"2024-05-17","current":8.747875,"twenty":-1.350529,"median":9.878373,"eighty":12.089196,"marketCap":4258754255},{"date":"2024-05-24","current":8.107052,"twenty":-1.350529,"median":9.837551,"eighty":12.077252,"marketCap":3946780615},{"date":"2024-05-31","current":8.141459,"twenty":-1.350529,"median":9.795606,"eighty":12.077252,"marketCap":3963530878},{"date":"2024-06-07","current":8.124256,"twenty":-1.350529,"median":9.766497,"eighty":12.077252,"marketCap":3955155746},{"date":"2024-06-14","current":8.016735,"twenty":-1.356448,"median":9.760269,"eighty":12.079641,"marketCap":3902811176},{"date":"2024-06-21","current":7.947922,"twenty":-1.362368,"median":9.735669,"eighty":12.08203,"marketCap":3869310651},{"date":"2024-06-28","current":8.205971,"twenty":-1.380126,"median":9.729684,"eighty":12.089196,"marketCap":3994937620},{"date":"2024-07-05","current":8.412411,"twenty":-1.380126,"median":9.717474,"eighty":12.089196,"marketCap":4095439195},{"date":"2024-07-12","current":9.259673,"twenty":-1.380126,"median":9.697557,"eighty":12.077252,"marketCap":4507914411},{"date":"2024-07-15","current":9.220966,"twenty":-1.380126,"median":9.69252,"eighty":12.077252,"marketCap":4489070366},{"date":"2024-08-02","current":10.955024,"twenty":-1.387795,"median":9.667175,"eighty":12.122896,"marketCap":5188299430},{"date":"2024-08-09","current":10.376755,"twenty":-1.387795,"median":9.667175,"eighty":12.122896,"marketCap":4914431321},{"date":"2024-08-16","current":10.443103,"twenty":-1.387795,"median":9.669179,"eighty":12.122896,"marketCap":4945853516},{"date":"2024-08-23","current":10.474065,"twenty":-1.387795,"median":9.677091,"eighty":12.122896,"marketCap":4960517207},{"date":"2024-08-30","current":11.057923,"twenty":-1.387795,"median":9.699522,"eighty":12.122896,"marketCap":5237032525},{"date":"2024-09-06","current":10.726186,"twenty":-1.387795,"median":9.714693,"eighty":12.122896,"marketCap":5079921549},{"date":"2024-09-13","current":10.416564,"twenty":-1.387795,"median":9.714693,"eighty":12.122896,"marketCap":4933284638},{"date":"2024-09-20","current":11.624089,"twenty":-1.387795,"median":9.714693,"eighty":12.122896,"marketCap":5505168590},{"date":"2024-09-27","current":11.486971,"twenty":-1.387795,"median":9.714693,"eighty":12.122896,"marketCap":5440229386},{"date":"2024-10-04","current":11.208311,"twenty":-1.387795,"median":9.714693,"eighty":12.122896,"marketCap":5308256167},{"date":"2024-10-11","current":11.478124,"twenty":-1.387795,"median":9.729864,"eighty":12.122896,"marketCap":5436039760},{"date":"2024-10-18","current":12.278718,"twenty":-1.387795,"median":9.734329,"eighty":12.156203,"marketCap":5815200915},{"date":"2024-10-25","current":12.507326,"twenty":-1.387795,"median":9.734329,"eighty":12.182125,"marketCap":5923469640},{"date":"2024-10-31","current":12.629843,"twenty":-1.387795,"median":9.734329,"eighty":12.214212,"marketCap":6112048440},{"date":"2024-11-08","current":13.17534,"twenty":-1.389476,"median":9.732097,"eighty":12.249519,"marketCap":6376034629},{"date":"2024-11-15","current":13.474091,"twenty":-1.389476,"median":9.732097,"eighty":12.33966,"marketCap":6520611161},{"date":"2024-11-22","current":13.279254,"twenty":-1.389476,"median":9.732097,"eighty":12.451744,"marketCap":6426322118},{"date":"2024-11-29","current":13.422567,"twenty":-1.389476,"median":9.732097,"eighty":12.499395,"marketCap":6495676948},{"date":"2024-12-06","current":13.054108,"twenty":-1.389476,"median":9.732097,"eighty":12.564162,"marketCap":6317365891},{"date":"2024-12-13","current":12.815973,"twenty":-1.389476,"median":9.732097,"eighty":12.629277,"marketCap":6202123727},{"date":"2024-12-20","current":11.430463,"twenty":-1.389476,"median":9.732097,"eighty":12.637157,"marketCap":5531623864},{"date":"2024-12-27","current":11.906732,"twenty":-1.389476,"median":9.732097,"eighty":12.637157,"marketCap":5762108192},{"date":"2025-01-03","current":11.62963,"twenty":-1.389476,"median":9.732097,"eighty":12.637157,"marketCap":5628008220},{"date":"2025-01-10","current":11.759522,"twenty":-1.391157,"median":9.729864,"eighty":12.637157,"marketCap":5690867582},{"date":"2025-01-17","current":12.183834,"twenty":-1.391157,"median":9.729864,"eighty":12.637157,"marketCap":5896208164},{"date":"2025-01-24","current":11.052491,"twenty":-1.391157,"median":9.729864,"eighty":12.637157,"marketCap":5898438400},{"date":"2025-01-31","current":11.005376,"twenty":-1.391157,"median":9.729864,"eighty":12.637157,"marketCap":5873294080},{"date":"2025-02-07","current":11.20169,"twenty":-1.391157,"median":9.729864,"eighty":12.637157,"marketCap":5978062080},{"date":"2025-02-14","current":10.785504,"twenty":-1.391157,"median":9.729864,"eighty":12.637157,"marketCap":5755953920},{"date":"2025-02-21","current":10.616674,"twenty":-1.391157,"median":9.729864,"eighty":12.637157,"marketCap":5665853440},{"date":"2025-02-28","current":10.47705,"twenty":-1.391157,"median":9.729864,"eighty":12.637157,"marketCap":5591339630},{"date":"2025-03-07","current":9.809221,"twenty":-1.3962,"median":9.760731,"eighty":12.637446,"marketCap":5234936279},{"date":"2025-03-14","current":9.404596,"twenty":-1.3962,"median":9.763583,"eighty":12.637446,"marketCap":5018997778},{"date":"2025-03-21","current":9.671727,"twenty":-1.3962,"median":9.772559,"eighty":12.637446,"marketCap":5161559118},{"date":"2025-03-28","current":9.946716,"twenty":-1.3962,"median":9.803392,"eighty":12.637446,"marketCap":5308313439},{"date":"2025-04-04","current":8.571775,"twenty":-1.3962,"median":9.80767,"eighty":12.637446,"marketCap":4574541834},{"date":"2025-04-11","current":8.135722,"twenty":-1.391157,"median":9.806119,"eighty":12.637157,"marketCap":4341831411},{"date":"2025-04-17","current":8.622844,"twenty":-1.391157,"median":9.806119,"eighty":12.637157,"marketCap":4601796208},{"date":"2025-04-25","current":9.874592,"twenty":-1.380396,"median":9.822971,"eighty":12.637446,"marketCap":4899811840},{"date":"2025-05-02","current":9.738867,"twenty":7.818596,"median":9.822971,"eighty":12.637446,"marketCap":4832464894},{"date":"2025-05-09","current":10.188006,"twenty":8.013267,"median":9.87137,"eighty":12.637446,"marketCap":5055329191},{"date":"2025-05-16","current":10.645513,"twenty":8.064077,"median":9.915935,"eighty":12.637446,"marketCap":5282346053},{"date":"2025-05-23","current":10.022795,"twenty":8.096086,"median":9.954961,"eighty":12.637446,"marketCap":4973350880},{"date":"2025-05-30","current":10.107518,"twenty":8.133429,"median":10.014269,"eighty":12.637446,"marketCap":5015391040},{"date":"2025-06-06","current":9.738971,"twenty":8.163221,"median":10.014269,"eighty":12.637446,"marketCap":4832516346},{"date":"2025-06-13","current":9.904182,"twenty":8.221446,"median":10.027031,"eighty":12.637446,"marketCap":4914494657},{"date":"2025-06-20","current":9.442439,"twenty":8.250067,"median":10.031267,"eighty":12.637735,"marketCap":4685375787},{"date":"2025-06-27","current":9.971961,"twenty":8.322135,"median":10.031267,"eighty":12.637735,"marketCap":4948126784},{"date":"2025-07-03","current":10.823432,"twenty":8.373547,"median":10.044926,"eighty":12.637735,"marketCap":5370630388},{"date":"2025-07-11","current":10.666694,"twenty":8.413748,"median":10.09172,"eighty":12.637735,"marketCap":5292856093},{"date":"2025-07-18","current":10.315091,"twenty":8.433293,"median":10.132935,"eighty":12.637735,"marketCap":5118389431},{"date":"2025-07-25","current":9.287855,"twenty":8.461042,"median":10.171061,"eighty":12.637735,"marketCap":4908473550},{"date":"2025-08-01","current":9.46685,"twenty":8.502446,"median":10.171061,"eighty":12.637735,"marketCap":5003069400},{"date":"2025-08-08","current":9.411141,"twenty":8.55164,"median":10.171061,"eighty":12.637735,"marketCap":4973628275},{"date":"2025-08-15","current":10.401997,"twenty":8.570134,"median":10.188006,"eighty":12.637735,"marketCap":5497278778},{"date":"2025-08-22","current":10.075691,"twenty":8.589083,"median":10.20303,"eighty":12.637735,"marketCap":5324831625},{"date":"2025-08-29","current":10.784014,"twenty":8.630033,"median":10.230367,"eighty":12.637735,"marketCap":5699168129},{"date":"2025-09-05","current":10.652696,"twenty":8.640734,"median":10.246361,"eighty":12.638024,"marketCap":5629768665},{"date":"2025-09-12","current":10.461687,"twenty":8.654006,"median":10.255785,"eighty":12.637735,"marketCap":5528823990},{"date":"2025-09-19","current":10.708407,"twenty":8.674962,"median":10.273929,"eighty":12.637735,"marketCap":5659210862},{"date":"2025-09-26","current":14.605235,"twenty":8.694189,"median":10.303038,"eighty":12.706914,"marketCap":7718618379},{"date":"2025-10-03","current":14.678827,"twenty":8.706717,"median":10.319254,"eighty":12.740428,"marketCap":7757510642},{"date":"2025-10-10","current":14.525982,"twenty":8.731827,"median":10.337908,"eighty":12.784566,"marketCap":7676734403},{"date":"2025-10-17","current":13.625892,"twenty":8.743436,"median":10.364888,"eighty":12.811456,"marketCap":7201052107},{"date":"2025-10-24","current":14.146698,"twenty":8.765633,"median":10.376755,"eighty":12.866153,"marketCap":7476289662},{"date":"2025-10-31","current":14.728582,"twenty":8.78309,"median":10.395812,"eighty":12.982731,"marketCap":7783804940},{"date":"2025-11-07","current":16.509691,"twenty":8.821634,"median":10.408911,"eighty":13.035911,"marketCap":7902776185},{"date":"2025-11-14","current":16.790893,"twenty":8.854504,"median":10.432416,"eighty":13.076623,"marketCap":8037380625},{"date":"2025-11-21","current":16.390961,"twenty":8.897949,"median":10.438549,"eighty":13.184,"marketCap":7845943200},{"date":"2025-11-28","current":17.322052,"twenty":8.913676,"median":10.450198,"eighty":13.227297,"marketCap":8291633454},{"date":"2025-12-05","current":17.671993,"twenty":8.934663,"median":10.474065,"eighty":13.289035,"marketCap":8459141201},{"date":"2025-12-12","current":18.284389,"twenty":8.956686,"median":10.491897,"eighty":13.360707,"marketCap":8752279757},{"date":"2025-12-19","current":18.034431,"twenty":8.967176,"median":10.515608,"eighty":13.422203,"marketCap":8632631367},{"date":"2025-12-26","current":17.884457,"twenty":8.977898,"median":10.529819,"eighty":13.474517,"marketCap":8560842333},{"date":"2026-01-02","current":17.465778,"twenty":9.014196,"median":10.556981,"eighty":13.572963,"marketCap":8360431279},{"date":"2026-01-09","current":18.346878,"twenty":9.03576,"median":10.568748,"eighty":13.662866,"marketCap":8782191855},{"date":"2026-01-16","current":18.27814,"twenty":9.061284,"median":10.598915,"eighty":13.758225,"marketCap":8749288548},{"date":"2026-01-23","current":16.136217,"twenty":9.079019,"median":10.620096,"eighty":13.779359,"marketCap":8874919357},{"date":"2026-01-30","current":15.598282,"twenty":9.095256,"median":10.632467,"eighty":13.884574,"marketCap":8579054880},{"date":"2026-02-06","current":16.77997,"twenty":9.104724,"median":10.651499,"eighty":14.105036,"marketCap":9228983280},{"date":"2026-02-13","current":16.785341,"twenty":9.128679,"median":10.666694,"eighty":14.16437,"marketCap":9231937500},{"date":"2026-02-20","current":16.753113,"twenty":9.150724,"median":10.691081,"eighty":14.264889,"marketCap":9214212180},{"date":"2026-02-27","current":16.425463,"twenty":9.164643,"median":10.708407,"eighty":14.323161,"marketCap":9034004760},{"date":"2026-03-06","current":15.046217,"twenty":9.180612,"median":10.721763,"eighty":14.387259,"marketCap":8275419236},{"date":"2026-03-13","current":14.19718,"twenty":9.199482,"median":10.734462,"eighty":14.436553,"marketCap":7808449150},{"date":"2026-03-20","current":14.191807,"twenty":9.215211,"median":10.756159,"eighty":14.436553,"marketCap":7805493643},{"date":"2026-03-27","current":14.75604,"twenty":9.224644,"median":10.776423,"eighty":14.464469,"marketCap":8115821865},{"date":"2026-04-02","current":15.003228,"twenty":9.253389,"median":10.785504,"eighty":14.479963,"marketCap":8251775181},{"date":"2026-04-10","current":15.591124,"twenty":9.275826,"median":10.823432,"eighty":14.53504,"marketCap":8575118233},{"date":"2026-04-17","current":15.274767,"twenty":9.287785,"median":10.848325,"eighty":14.580601,"marketCap":8401121921},{"date":"2026-04-24","current":13.106205,"twenty":9.299652,"median":10.865338,"eighty":14.619719,"marketCap":8584564500},{"date":"2026-05-01","current":13.084104,"twenty":9.299652,"median":10.911145,"eighty":14.619719,"marketCap":8570088000},{"date":"2026-05-08","current":13.064634,"twenty":9.299652,"median":10.936372,"eighty":14.619719,"marketCap":8557335218},{"date":"2026-05-15","current":12.870167,"twenty":9.299652,"median":10.954334,"eighty":14.619719,"marketCap":8429959457},{"date":"2026-05-22","current":13.091152,"twenty":9.299652,"median":10.981385,"eighty":14.619719,"marketCap":8574704640},{"date":"2026-05-29","current":13.099992,"twenty":9.30291,"median":10.990263,"eighty":14.620133,"marketCap":8580494448},{"date":"2026-06-05","current":13.038116,"twenty":9.303986,"median":11.004845,"eighty":14.619719,"marketCap":8539965797},{"date":"2026-06-12","current":13.621516,"twenty":9.303986,"median":11.020322,"eighty":14.619719,"marketCap":8922093080},{"date":"2026-06-18","current":13.281199,"twenty":9.309362,"median":11.044639,"eighty":14.619719,"marketCap":8699185498},{"date":"2026-06-26","current":14.173979,"twenty":9.320289,"median":11.062844,"eighty":14.620133,"marketCap":9283956037},{"date":"2026-07-02","current":14.368445,"twenty":9.325548,"median":11.09674,"eighty":14.620133,"marketCap":9411331798},{"date":"2026-07-10","current":14.063486,"twenty":9.352116,"median":11.115023,"eighty":14.620133,"marketCap":9211583446},{"date":"2026-07-17","current":14.854613,"twenty":9.381403,"median":11.13559,"eighty":14.650422,"marketCap":9729771201},{"date":"2026-07-24","current":13.134964,"twenty":9.407214,"median":11.162499,"eighty":14.675321,"marketCap":9338959207},{"date":"2026-07-31","current":12.430424,"twenty":9.425688,"median":11.20169,"eighty":14.677074,"marketCap":8838031250},{"date":"2026-08-07","current":12.346635,"twenty":9.450265,"median":11.233317,"eighty":14.677074,"marketCap":8778457376},{"date":"2026-08-14","current":12.907665,"twenty":9.480237,"median":11.268416,"eighty":14.677074,"marketCap":9177349573},{"date":"2026-08-21","current":12.271035,"twenty":9.496631,"median":11.301198,"eighty":14.677074,"marketCap":8724705945},{"date":"2026-08-28","current":12.211351,"twenty":9.505054,"median":11.317615,"eighty":14.677074,"marketCap":8682270604},{"date":"2026-09-04","current":12.115857,"twenty":9.524351,"median":11.349317,"eighty":14.677074,"marketCap":8614374060},{"date":"2026-09-11","current":11.95272,"twenty":9.555709,"median":11.369853,"eighty":14.677074,"marketCap":8498384130},{"date":"2026-09-18","current":11.91492,"twenty":9.566707,"median":11.421417,"eighty":14.677074,"marketCap":8471508415},{"date":"2026-09-25","current":11.610532,"twenty":9.579103,"median":11.464496,"eighty":14.677074,"marketCap":8255088180},{"date":"2026-10-02","current":11.43148,"twenty":9.66274,"median":11.478124,"eighty":14.677074,"marketCap":8127782159},{"date":"2026-10-08","current":11.24447,"twenty":9.678797,"median":11.482548,"eighty":14.677074,"marketCap":7994818093}],"updateTime":1791553857241},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"COLB\",pageSize:20,pageCount:1,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"21819732","market":"us","labels":[],"media":"sec.gov","original_id":"AN88734326000181-COLB","pdf_url":"","pub_time":1790740800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"COLB","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000181/0000887343-26-000181-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"PRESS RELEASE ANNOUNCING QUARTERLY EARNINGS CONFERENCE CALL","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000181/colbex991q32026earningscal.htm","primary":true,"translateUrl":"","linkName":"colbex991q32026earningscal.htm","type":"EX-99.1","id":"NTFILEJCrcFrp3X6Z4iWdZ","market":"us","size":6713},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000181/colb-20260930.htm","primary":false,"translateUrl":"","linkName":"colb-20260930.htm","type":"8-K","id":"NTFILEA4YbnCpTfhWm7H44","market":"us","size":23474},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000181/picture1a.jpg","primary":false,"translateUrl":"","linkName":"picture1a.jpg","type":"GRAPHIC","id":"NTFILEB7qmykCkR3vAmTHr","market":"us","size":5413}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-09-30 12:00","pubTimestamp":1790740800,"title_zh":"Form 8-K - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21621558","market":"us","labels":[],"media":"sec.gov","original_id":"AN88734326000173-COLB","pdf_url":"","pub_time":1786680000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"COLB","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000173/0000887343-26-000173-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"PRESS RELEASE ANNOUNCING QUARTERLY CASH DIVIDEND","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000173/colbex991dividendannouncem.htm","primary":true,"translateUrl":"","linkName":"colbex991dividendannouncem.htm","type":"EX-99.1","id":"NTFILEJEDJ8HDNbUd4hgLn","market":"us","size":5185},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000173/colb-20260814.htm","primary":false,"translateUrl":"","linkName":"colb-20260814.htm","type":"8-K","id":"NTFILEBLAYZL7RYgJ9kC7i","market":"us","size":21935},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000173/image_0.jpg","primary":false,"translateUrl":"","linkName":"image_0.jpg","type":"GRAPHIC","id":"NTFILE4PU7xWmNKtanYaSb","market":"us","size":53601}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-08-14 12:00","pubTimestamp":1786680000,"title_zh":"Form 8-K - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21614487","market":"us","labels":[],"media":"sec.gov","original_id":"AN90221926000265-COLB","pdf_url":"","pub_time":1786651712000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]","symbol":"COLB","title":"Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/0000902219-26-000265-index.html","us_notice_code":"Form SCHEDULE 13G/A","us_title_en":"Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000090221926000265/xslSCHEDULE_13G_X02/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"SCHEDULE 13G/A","id":"NTFILE5Ei7GbqJD3JQKmTb","market":"us","size":0},{"description":"JOINT FILING AGREEMENT","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000090221926000265/Rule13D_JointFilingAgreement.htm","primary":false,"translateUrl":"","linkName":"Rule13D_JointFilingAgreement.htm","type":"EX-99","id":"NTFILEoDu8RuLHnvC8AA2p","market":"us","size":3770}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2026-08-14 04:08","pubTimestamp":1786651712,"title_zh":"Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21575307","market":"us","labels":[],"media":"sec.gov","original_id":"AN88734326000170-COLB","pdf_url":"","pub_time":1785816000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"COLB","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000170/0000887343-26-000170-index.htm","us_notice_code":"Form 10-Q","us_title_en":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000170/colb-20260630.htm","primary":true,"translateUrl":"","linkName":"colb-20260630.htm","type":"10-Q","id":"NTFILE9VNQcFubRC6Uv5iH","market":"us","size":4810872},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000170/colb-20260630xex311.htm","primary":false,"translateUrl":"","linkName":"colb-20260630xex311.htm","type":"EX-31.1","id":"NTFILE8mex34Wz9jyL7NBo","market":"us","size":8559},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000170/colb-20260630xex312.htm","primary":false,"translateUrl":"","linkName":"colb-20260630xex312.htm","type":"EX-31.2","id":"NTFILEFM7rphrSCvRUWAbs","market":"us","size":8547},{"description":"EX-31.3","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000170/colb-20260630xex313.htm","primary":false,"translateUrl":"","linkName":"colb-20260630xex313.htm","type":"EX-31.3","id":"NTFILE8wNfX1891WtxL2ez","market":"us","size":8560},{"description":"EX-32","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000170/colb-20260630xex32.htm","primary":false,"translateUrl":"","linkName":"colb-20260630xex32.htm","type":"EX-32","id":"NTFILE8uxGrveEvuqPqNDK","market":"us","size":7758}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2026-08-04 12:00","pubTimestamp":1785816000,"title_zh":"Form 10-Q - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21555478","market":"us","labels":[],"media":"sec.gov","original_id":"AN88734326000167-COLB","pdf_url":"","pub_time":1785384000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"COLB","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000167/0000887343-26-000167-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000167/colbex991q32026boardofdire.htm","primary":true,"translateUrl":"","linkName":"colbex991q32026boardofdire.htm","type":"EX-99.1","id":"NTFILE2i9NgJugEdr2eTQ4","market":"us","size":6849},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000167/colb-20260728.htm","primary":false,"translateUrl":"","linkName":"colb-20260728.htm","type":"8-K","id":"NTFILETfR7PBUhWf9XEhCB","market":"us","size":31871},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000167/picture1a.jpg","primary":false,"translateUrl":"","linkName":"picture1a.jpg","type":"GRAPHIC","id":"NTFILE4axEmaR5eV5n8YZu","market":"us","size":5413}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-07-30 12:00","pubTimestamp":1785384000,"title_zh":"Form 8-K - Current report","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21531835","market":"us","labels":[],"media":"sec.gov","original_id":"AN88734326000165-COLB","pdf_url":"","pub_time":1784838668000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"COLB","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/0000887343-26-000165-index.html","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"PRESS RELEASE ANNOUNCING SECOND QUARTER 2026 FINANCIAL RESULTS","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb-20260630ex991earnings.htm","primary":true,"translateUrl":"","linkName":"colb-20260630ex991earnings.htm","type":"EX-99.1","id":"NTFILEDqgU69e6B8tQmS2w","market":"us","size":1989701},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb-20260723.htm","primary":false,"translateUrl":"","linkName":"colb-20260723.htm","type":"8-K","id":"NTFILE9dEWzBvRpj3kGstC","market":"us","size":27104},{"description":"SECOND QUARTER 2026 INVESTOR PRESENTATION","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen.htm","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen.htm","type":"EX-99.2","id":"NTFILEBGFAUiRpx9NXm8GR","market":"us","size":73808},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen001.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen001.jpg","type":"GRAPHIC","id":"NTFILEHPAY2Uq76zAFmbsf","market":"us","size":108484},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen002.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen002.jpg","type":"GRAPHIC","id":"NTFILERu6cvXGiydEnGq1H","market":"us","size":261174},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen003.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen003.jpg","type":"GRAPHIC","id":"NTFILEG1c55KyHjUchueDy","market":"us","size":52732},{"description":"GRAPHIC","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen004.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen004.jpg","type":"GRAPHIC","id":"NTFILEEEenxLLtxn7jLURu","market":"us","size":139937},{"description":"GRAPHIC","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen005.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen005.jpg","type":"GRAPHIC","id":"NTFILEW1pKTgwaoh1mYXGR","market":"us","size":200786},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen006.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen006.jpg","type":"GRAPHIC","id":"NTFILEHZXtmrzEMwsahEut","market":"us","size":139098},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen007.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen007.jpg","type":"GRAPHIC","id":"NTFILE8EJenj3vouZStvMX","market":"us","size":195371},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen008.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen008.jpg","type":"GRAPHIC","id":"NTFILE5foAd9oy7QAGKe2U","market":"us","size":91289},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen009.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen009.jpg","type":"GRAPHIC","id":"NTFILEH42uKKB4ZATsQZxE","market":"us","size":163060},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen010.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen010.jpg","type":"GRAPHIC","id":"NTFILEBY6iXLcRxWE9gTR7","market":"us","size":160696},{"description":"GRAPHIC","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen011.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen011.jpg","type":"GRAPHIC","id":"NTFILE8MKyGhvPfZqMc5jz","market":"us","size":139039},{"description":"GRAPHIC","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen012.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen012.jpg","type":"GRAPHIC","id":"NTFILEHEB353Tyu29A3QXd","market":"us","size":192339},{"description":"GRAPHIC","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen013.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen013.jpg","type":"GRAPHIC","id":"NTFILE6Kmg9pZFYQZ3BJY6","market":"us","size":144450},{"description":"GRAPHIC","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen014.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen014.jpg","type":"GRAPHIC","id":"NTFILEErj3Z6JNtNrHfKSw","market":"us","size":223346},{"description":"GRAPHIC","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen015.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen015.jpg","type":"GRAPHIC","id":"NTFILE46LcGTQzKkPZEzbu","market":"us","size":130358},{"description":"GRAPHIC","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen016.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen016.jpg","type":"GRAPHIC","id":"NTFILE8747NQqzEyAjn8Sa","market":"us","size":110934},{"description":"GRAPHIC","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen017.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen017.jpg","type":"GRAPHIC","id":"NTFILEGBBorpE2ENndFnTk","market":"us","size":125405},{"description":"GRAPHIC","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen018.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen018.jpg","type":"GRAPHIC","id":"NTFILE6yuzsJFbd34Xepkw","market":"us","size":141817},{"description":"GRAPHIC","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen019.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen019.jpg","type":"GRAPHIC","id":"NTFILEDLBRZD34KS5puHUz","market":"us","size":158477},{"description":"GRAPHIC","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen020.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen020.jpg","type":"GRAPHIC","id":"NTFILEESpwT9PVMKwnMgYx","market":"us","size":137394},{"description":"GRAPHIC","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen021.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen021.jpg","type":"GRAPHIC","id":"NTFILErvbQFnULmniS2nQH","market":"us","size":142562},{"description":"GRAPHIC","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen022.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen022.jpg","type":"GRAPHIC","id":"NTFILE95usT6EWYHRxox7j","market":"us","size":44669},{"description":"GRAPHIC","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen023.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen023.jpg","type":"GRAPHIC","id":"NTFILE4FMiCV2XURTG3zTt","market":"us","size":150165},{"description":"GRAPHIC","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen024.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen024.jpg","type":"GRAPHIC","id":"NTFILE6rLS5S2PTTUp8kd5","market":"us","size":108874},{"description":"GRAPHIC","seq":31,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen025.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen025.jpg","type":"GRAPHIC","id":"NTFILEGkTjVVYqjMjHRWqT","market":"us","size":182729},{"description":"GRAPHIC","seq":32,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen026.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen026.jpg","type":"GRAPHIC","id":"NTFILE2N69QDb6TYpobhHt","market":"us","size":146250},{"description":"GRAPHIC","seq":33,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen027.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen027.jpg","type":"GRAPHIC","id":"NTFILE9DVP7PoYabEbTAbh","market":"us","size":175397},{"description":"GRAPHIC","seq":34,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen028.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen028.jpg","type":"GRAPHIC","id":"NTFILEGVoa8MvZV4anYdzs","market":"us","size":136916},{"description":"GRAPHIC","seq":35,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen029.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen029.jpg","type":"GRAPHIC","id":"NTFILEH98Wa98MiUqPvPY4","market":"us","size":156669},{"description":"GRAPHIC","seq":36,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen030.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen030.jpg","type":"GRAPHIC","id":"NTFILE7V7Y5VgUChXAetaq","market":"us","size":177648},{"description":"GRAPHIC","seq":37,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen031.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen031.jpg","type":"GRAPHIC","id":"NTFILE9RGjFzT4Cd5K7a4D","market":"us","size":104925},{"description":"GRAPHIC","seq":38,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen032.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen032.jpg","type":"GRAPHIC","id":"NTFILEDzcUCNdPFeWsYUn9","market":"us","size":170803},{"description":"GRAPHIC","seq":39,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen033.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen033.jpg","type":"GRAPHIC","id":"NTFILE6pp3ZvQqM5AfBfZi","market":"us","size":176215},{"description":"GRAPHIC","seq":40,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen034.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen034.jpg","type":"GRAPHIC","id":"NTFILEGZaFh66vzD5r1XNo","market":"us","size":175134},{"description":"GRAPHIC","seq":41,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/colb2026q2earningspresen035.jpg","primary":false,"translateUrl":"","linkName":"colb2026q2earningspresen035.jpg","type":"GRAPHIC","id":"NTFILECvNNArjoRq5fj1mz","market":"us","size":138876},{"description":"GRAHPIC","seq":42,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000165/picture9a.gif","primary":false,"translateUrl":"","linkName":"picture9a.gif","type":"GRAPHIC","id":"NTFILEHyUbCaoWPSRFQDX4","market":"us","size":3740}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-07-24 04:31","pubTimestamp":1784838668,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21459561","market":"us","labels":[],"media":"sec.gov","original_id":"AN88734326000159-COLB","pdf_url":"","pub_time":1782856842000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"COLB","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/0000887343-26-000159-index.html","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000159/colbex991q22026earningscal.htm","primary":true,"translateUrl":"","linkName":"colbex991q22026earningscal.htm","type":"EX-99.1","id":"NTFILEGTkXZc9nhJ18XrEQ","market":"us","size":6682},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000159/colb-20260630.htm","primary":false,"translateUrl":"","linkName":"colb-20260630.htm","type":"8-K","id":"NTFILE96akRvFiLQ9BsFMS","market":"us","size":23634},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000159/picture1a.jpg","primary":false,"translateUrl":"","linkName":"picture1a.jpg","type":"GRAPHIC","id":"NTFILE8BA5NpTPGTARQEth","market":"us","size":5413}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-07-01 06:00","pubTimestamp":1782856842,"title_zh":"Form 8-K - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21432726","market":"us","labels":[],"media":"sec.gov","original_id":"AN88734326000156-COLB","pdf_url":"","pub_time":1782360000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","symbol":"COLB","title":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000156/0000887343-26-000156-index.htm","us_notice_code":"Form 11-K","us_title_en":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"11-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000156/colb-20260625.htm","primary":true,"translateUrl":"","linkName":"colb-20260625.htm","type":"11-K","id":"NTFILE3HMM33QFJNGpM63w","market":"us","size":333727},{"description":"EX-23.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000156/colb401kex23111-kconsent20.htm","primary":false,"translateUrl":"","linkName":"colb401kex23111-kconsent20.htm","type":"EX-23.1","id":"NTFILE9NYY4Fpajs1Myr83","market":"us","size":2200},{"description":"EX-23.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000156/colb401kex23211-kconsent20.htm","primary":false,"translateUrl":"","linkName":"colb401kex23211-kconsent20.htm","type":"EX-23.2","id":"NTFILEAKQy82gHwoEowd4D","market":"us","size":2356}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2026-06-25 12:00","pubTimestamp":1782360000,"title_zh":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21402422","market":"us","labels":[],"media":"sec.gov","original_id":"AN88734326000150-COLB","pdf_url":"","pub_time":1781582400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 11-K/A - Annual report of employee stock purchase, savings and similar plans: [Amend]","symbol":"COLB","title":"Form 11-K/A - Annual report of employee stock purchase, savings and similar plans: [Amend]","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000150/0000887343-26-000150-index.htm","us_notice_code":"Form 11-K/A","us_title_en":"Form 11-K/A - Annual report of employee stock purchase, savings and similar plans: [Amend]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"11-K/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000150/colb-20260616.htm","primary":true,"translateUrl":"","linkName":"colb-20260616.htm","type":"11-K/A","id":"NTFILE8PgYUusQZWQrPurb","market":"us","size":18809},{"description":"CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000150/colbesppex23111-kaconsent2.htm","primary":false,"translateUrl":"","linkName":"colbesppex23111-kaconsent2.htm","type":"EX-23.1","id":"NTFILE9h2PHp142qBYqMr5","market":"us","size":2403}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2026-06-16 12:00","pubTimestamp":1781582400,"title_zh":"Form 11-K/A - Annual report of employee stock purchase, savings and similar plans: [Amend","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21369878","market":"us","labels":[],"media":"sec.gov","original_id":"AN195917326004456-COLB","pdf_url":"","pub_time":1780891200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"COLB","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/000195917326004456/0001959173-26-004456-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000195917326004456/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE97V6f91RoXhzGSh6","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2026-06-08 12:00","pubTimestamp":1780891200,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21268269","market":"us","labels":[],"media":"sec.gov","original_id":"AN88734326000143-COLB","pdf_url":"","pub_time":1778817600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"COLB","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000143/0000887343-26-000143-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"PRESS RELEASE ANNOUNCING QUARTERLY CASH DIVIDEND","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000143/colbex991dividendannouncem.htm","primary":true,"translateUrl":"","linkName":"colbex991dividendannouncem.htm","type":"EX-99.1","id":"NTFILECAAWRcRpusqN3eKS","market":"us","size":5061},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000143/colb-20260515.htm","primary":false,"translateUrl":"","linkName":"colb-20260515.htm","type":"8-K","id":"NTFILEGz7LCLh9wxDFB2hb","market":"us","size":22056},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000143/image_0.jpg","primary":false,"translateUrl":"","linkName":"image_0.jpg","type":"GRAPHIC","id":"NTFILE9PLTAQjFSHwgwqWQ","market":"us","size":53601}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-05-15 12:00","pubTimestamp":1778817600,"title_zh":"Form 8-K - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21268211","market":"us","labels":[],"media":"sec.gov","original_id":"AN88734326000142-COLB","pdf_url":"","pub_time":1778817600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"COLB","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000142/0000887343-26-000142-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000142/colb-20260514.htm","primary":true,"translateUrl":"","linkName":"colb-20260514.htm","type":"8-K","id":"NTFILE8kLvua2GvWadnKX6","market":"us","size":57378}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-05-15 12:00","pubTimestamp":1778817600,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21214147","market":"us","labels":[],"media":"sec.gov","original_id":"AN88734326000135-COLB","pdf_url":"","pub_time":1778013154000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"COLB","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/887343/0000887343-26-000135-index.html","us_notice_code":"Form 10-Q","us_title_en":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000135/colb-20260331.htm","primary":true,"translateUrl":"","linkName":"colb-20260331.htm","type":"10-Q","id":"NTFILECFkRHxojPZ89Qpn4","market":"us","size":4262682},{"description":"CERTIFICATION OF CHIEF EXECUTIVE OFFICER","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000135/colb-20260331xex311.htm","primary":false,"translateUrl":"","linkName":"colb-20260331xex311.htm","type":"EX-31.1","id":"NTFILEEnYA3zSybjFtcXyc","market":"us","size":8537},{"description":"CERTIFICATION OF CHIEF FINANCIAL OFFICER","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000135/colb-20260331xex312.htm","primary":false,"translateUrl":"","linkName":"colb-20260331xex312.htm","type":"EX-31.2","id":"NTFILEEeAoVgFUam3cVxx4","market":"us","size":8525},{"description":"CERTIFICATION OF PRINCIPAL ACCOUNTING OFFICER","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000135/colb-20260331xex313.htm","primary":false,"translateUrl":"","linkName":"colb-20260331xex313.htm","type":"EX-31.3","id":"NTFILE3Wm6KMGNS35aNMhV","market":"us","size":8543},{"description":"CERTIFICATION OF CEO, CFO, AND PAO","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000135/colb-20260331xex32.htm","primary":false,"translateUrl":"","linkName":"colb-20260331xex32.htm","type":"EX-32","id":"NTFILE33DVpuJfUR9D9JKZ","market":"us","size":7590}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2026-05-06 04:32","pubTimestamp":1778013154,"title_zh":"Form 10-Q - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21190536","market":"us","labels":[],"media":"sec.gov","original_id":"AN210011926000319-COLB","pdf_url":"","pub_time":1777435200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","symbol":"COLB","title":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/000210011926000319/0002100119-26-000319-index.htm","us_notice_code":"Form SCHEDULE 13G","us_title_en":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000210011926000319/xslSCHEDULE_13G_X02/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"SCHEDULE 13G","id":"NTFILE9PctgyhCLBxsD4Kh","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2026-04-29 12:00","pubTimestamp":1777435200,"title_zh":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21084535","market":"us","labels":[],"media":"sec.gov","original_id":"AN88734326000132-COLB","pdf_url":"","pub_time":1776916800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"COLB","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/0000887343-26-000132-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"PRESS RELEASE ANNOUNCING FIRST QUARTER 2026 FINANCIAL RESULTS","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb-20260331ex991earnings.htm","primary":true,"translateUrl":"","linkName":"colb-20260331ex991earnings.htm","type":"EX-99.1","id":"NTFILE4PMZcv644bQffKjj","market":"us","size":1479272},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb-20260423.htm","primary":false,"translateUrl":"","linkName":"colb-20260423.htm","type":"8-K","id":"NTFILE3mhUxa4KZyRSyNUP","market":"us","size":26731},{"description":"FIRST QUARTER 2026 INVESTOR PRESENTATION","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen.htm","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen.htm","type":"EX-99.2","id":"NTFILEBXswakv9K8DgLcqe","market":"us","size":70150},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen001.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen001.jpg","type":"GRAPHIC","id":"NTFILEBjr2vxVKKQ528HVx","market":"us","size":108276},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen002.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen002.jpg","type":"GRAPHIC","id":"NTFILEHmLtJYJnGxoNPM1t","market":"us","size":268442},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen003.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen003.jpg","type":"GRAPHIC","id":"NTFILEBaEF87orDy9GSjMX","market":"us","size":52644},{"description":"GRAPHIC","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen004.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen004.jpg","type":"GRAPHIC","id":"NTFILEDKv4hQAXk4QbZep9","market":"us","size":139876},{"description":"GRAPHIC","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen005.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen005.jpg","type":"GRAPHIC","id":"NTFILE8Fm6NfZYwgS3CCG7","market":"us","size":200976},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen006.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen006.jpg","type":"GRAPHIC","id":"NTFILEG7SWZNqqLTdtViep","market":"us","size":138541},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen007.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen007.jpg","type":"GRAPHIC","id":"NTFILEDx9Aw2ptpJasCPFu","market":"us","size":195371},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen008.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen008.jpg","type":"GRAPHIC","id":"NTFILECZkbpg3VZuyeBjjS","market":"us","size":91042},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen009.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen009.jpg","type":"GRAPHIC","id":"NTFILEJ18iD7kMqG62HUKA","market":"us","size":146506},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen010.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen010.jpg","type":"GRAPHIC","id":"NTFILEBXYxsGJZ1EwmNZJy","market":"us","size":123055},{"description":"GRAPHIC","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen011.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen011.jpg","type":"GRAPHIC","id":"NTFILE6wWbvJzEja1ft13V","market":"us","size":194532},{"description":"GRAPHIC","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen012.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen012.jpg","type":"GRAPHIC","id":"NTFILEaN33NsjTDEe9cE59","market":"us","size":155301},{"description":"GRAPHIC","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen013.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen013.jpg","type":"GRAPHIC","id":"NTFILEBboK9yEoMjJpckTA","market":"us","size":223483},{"description":"GRAPHIC","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen014.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen014.jpg","type":"GRAPHIC","id":"NTFILE5MFHMAHcC8yGF9Zf","market":"us","size":130109},{"description":"GRAPHIC","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen015.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen015.jpg","type":"GRAPHIC","id":"NTFILECXSCdLt1NWXXW97H","market":"us","size":125961},{"description":"GRAPHIC","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen016.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen016.jpg","type":"GRAPHIC","id":"NTFILECRq4WmbxAXxrtkCA","market":"us","size":125661},{"description":"GRAPHIC","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen017.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen017.jpg","type":"GRAPHIC","id":"NTFILE695tqJgxUDR79Zea","market":"us","size":142883},{"description":"GRAPHIC","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen018.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen018.jpg","type":"GRAPHIC","id":"NTFILEDQWSg85EyPLifnuX","market":"us","size":154938},{"description":"GRAPHIC","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen019.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen019.jpg","type":"GRAPHIC","id":"NTFILE7VwW8CKzujz8CJWC","market":"us","size":127329},{"description":"GRAPHIC","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen020.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen020.jpg","type":"GRAPHIC","id":"NTFILEH1LixjxYniiQt6C1","market":"us","size":143043},{"description":"GRAPHIC","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen021.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen021.jpg","type":"GRAPHIC","id":"NTFILEKRTCGXR1heUaFfLM","market":"us","size":44659},{"description":"GRAPHIC","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen022.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen022.jpg","type":"GRAPHIC","id":"NTFILECrh6iG18HeF3AGP5","market":"us","size":149797},{"description":"GRAPHIC","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen023.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen023.jpg","type":"GRAPHIC","id":"NTFILEDEgGQAnpD8Mb3Xb6","market":"us","size":107788},{"description":"GRAPHIC","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen024.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen024.jpg","type":"GRAPHIC","id":"NTFILE9U6tULXU9MuEmL4M","market":"us","size":171595},{"description":"GRAPHIC","seq":31,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen025.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen025.jpg","type":"GRAPHIC","id":"NTFILEETp3fFKDrs1HFCer","market":"us","size":146940},{"description":"GRAPHIC","seq":32,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen026.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen026.jpg","type":"GRAPHIC","id":"NTFILE3dWmM9gFnJstmtWq","market":"us","size":180686},{"description":"GRAPHIC","seq":33,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen027.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen027.jpg","type":"GRAPHIC","id":"NTFILE7ycma3hydr6oqbje","market":"us","size":136956},{"description":"GRAPHIC","seq":34,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen028.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen028.jpg","type":"GRAPHIC","id":"NTFILE4X7DurqVfka9TsWx","market":"us","size":159776},{"description":"GRAPHIC","seq":35,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen029.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen029.jpg","type":"GRAPHIC","id":"NTFILE7TQABBRHJSidPV6E","market":"us","size":179082},{"description":"GRAPHIC","seq":36,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen030.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen030.jpg","type":"GRAPHIC","id":"NTFILEDRjDd3hLHHe6pMZw","market":"us","size":104790},{"description":"GRAPHIC","seq":37,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen031.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen031.jpg","type":"GRAPHIC","id":"NTFILE5SdJqEcJCtmh9TBr","market":"us","size":147189},{"description":"GRAPHIC","seq":38,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen032.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen032.jpg","type":"GRAPHIC","id":"NTFILEBqHddrcFdKVCwgep","market":"us","size":150450},{"description":"GRAPHIC","seq":39,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen033.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen033.jpg","type":"GRAPHIC","id":"NTFILEAt7o7HBvZJ4TNpkf","market":"us","size":151536},{"description":"GRAPHIC","seq":40,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb2026q1earningspresen034.jpg","primary":false,"translateUrl":"","linkName":"colb2026q1earningspresen034.jpg","type":"GRAPHIC","id":"NTFILEyyb1WG4hyX9CHfgk","market":"us","size":122368},{"description":"GRAPHIC","seq":41,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/picture9.gif","primary":false,"translateUrl":"","linkName":"picture9.gif","type":"GRAPHIC","id":"NTFILEEP4UHccgFbjL6HWh","market":"us","size":3740}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-04-23 12:00","pubTimestamp":1776916800,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20938094","market":"us","labels":[],"media":"sec.gov","original_id":"AN88734326000119-COLB","pdf_url":"","pub_time":1774929600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","symbol":"COLB","title":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000119/0000887343-26-000119-index.htm","us_notice_code":"Form 11-K","us_title_en":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"11-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000119/colb-20260331.htm","primary":true,"translateUrl":"","linkName":"colb-20260331.htm","type":"11-K","id":"NTFILEABTRSqoK2zGSGDQz","market":"us","size":105293},{"description":"CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000119/colbesppex23111-kconsent20.htm","primary":false,"translateUrl":"","linkName":"colbesppex23111-kconsent20.htm","type":"EX-23.1","id":"NTFILEDY1pn4qDGR7axPLN","market":"us","size":2376}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2026-03-31 12:00","pubTimestamp":1774929600,"title_zh":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20937229","market":"us","labels":[],"media":"sec.gov","original_id":"AN88734326000116-COLB","pdf_url":"","pub_time":1774929600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"COLB","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000116/0000887343-26-000116-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000116/colbex991q12026earningscal.htm","primary":true,"translateUrl":"","linkName":"colbex991q12026earningscal.htm","type":"EX-99.1","id":"NTFILEDTDdqzGZuQzBYgjY","market":"us","size":6667},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000116/colb-20260331.htm","primary":false,"translateUrl":"","linkName":"colb-20260331.htm","type":"8-K","id":"NTFILEAjutRsDBb2NnuoJR","market":"us","size":23713},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000116/picture1.jpg","primary":false,"translateUrl":"","linkName":"picture1.jpg","type":"GRAPHIC","id":"NTFILEFGrWBJc3u1544WpS","market":"us","size":5413}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-03-31 12:00","pubTimestamp":1774929600,"title_zh":"Form 8-K - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20798026","market":"us","labels":[],"media":"sec.gov","original_id":"AN195917326001859-COLB","pdf_url":"","pub_time":1772600400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"COLB","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/000195917326001859/0001959173-26-001859-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000195917326001859/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILEC377B7Nuq3chPAV9","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2026-03-04 13:00","pubTimestamp":1772600400,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20790845","market":"us","labels":[],"media":"sec.gov","original_id":"AN195917326001788-COLB","pdf_url":"","pub_time":1772514000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"COLB","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/887343/000195917326001788/0001959173-26-001788-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000195917326001788/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILEHxQFVP4XUpzkxqQg","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2026-03-03 13:00","pubTimestamp":1772514000,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20771046","market":"us","labels":[],"media":"sec.gov","original_id":"AN88734326000088-COLB","pdf_url":"","pub_time":1772082000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"COLB","title":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000088/0000887343-26-000088-index.htm","us_notice_code":"Form 10-K","us_title_en":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000088/colb-20251231.htm","primary":true,"translateUrl":"","linkName":"colb-20251231.htm","type":"10-K","id":"NTFILEK72H4MYwbEHBhj7W","market":"us","size":5859408},{"description":"AMENDED AND RESTATED BYLAWS OF COLUMBIA BANKING SYSTEM, INC.","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000088/colb-20251231xex32arbylaws.htm","primary":false,"translateUrl":"","linkName":"colb-20251231xex32arbylaws.htm","type":"EX-3.2","id":"NTFILE4GxBhjMJ9XP1Am9Q","market":"us","size":194647},{"description":"FORM OF COLUMBIA STATE BANK EXECUTIVE SUPPLEMENTAL COMPENSATION AGREEMENT","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000088/colb-20251231xex1028execut.htm","primary":false,"translateUrl":"","linkName":"colb-20251231xex1028execut.htm","type":"EX-10.28","id":"NTFILE46uJS7TxjfNF3EnV","market":"us","size":522210},{"description":"OFFER LETTER - SEDA","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000088/colb-20251231xex1066ivanof.htm","primary":false,"translateUrl":"","linkName":"colb-20251231xex1066ivanof.htm","type":"EX-10.66","id":"NTFILEFJ9xCdaRZrPeskhR","market":"us","size":12563},{"description":"LEADERSHIP TRANSITION LETTER AGREEMENT - WHITE","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000088/colb-20251231xex1069transi.htm","primary":false,"translateUrl":"","linkName":"colb-20251231xex1069transi.htm","type":"EX-10.69","id":"NTFILE7QQt8UtyRJhY6LBq","market":"us","size":25026},{"description":"INSIDER TRADING POLICY AND PROCEDURES","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000088/colb-2025x12x31xex191xvjul.htm","primary":false,"translateUrl":"","linkName":"colb-2025x12x31xex191xvjul.htm","type":"EX-19.1","id":"NTFILEDTkGLzVUocHWZfnj","market":"us","size":87444},{"description":"SUBSIDIARIES OF THE REGISTRANT","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000088/colb-20251231xex211x10k.htm","primary":false,"translateUrl":"","linkName":"colb-20251231xex211x10k.htm","type":"EX-21.1","id":"NTFILEDEzTM3paBhFzAEKD","market":"us","size":14967},{"description":"CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM - DELOITTE & TOUCHE LLP","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000088/colb-20251231xex231x10k.htm","primary":false,"translateUrl":"","linkName":"colb-20251231xex231x10k.htm","type":"EX-23.1","id":"NTFILE3HjNPg66Gb5LXzBd","market":"us","size":3034},{"description":"CERTIFICATION OF CHIEF EXECUTIVE OFFICER UNDER SECTION 302","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000088/colb-20251231xex311.htm","primary":false,"translateUrl":"","linkName":"colb-20251231xex311.htm","type":"EX-31.1","id":"NTFILE5HDt1XHAAUtGXFfS","market":"us","size":7990},{"description":"CERTIFICATION OF CHIEF FINANCIAL OFFICER UNDER SECTION 302","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000088/colb-20251231xex312.htm","primary":false,"translateUrl":"","linkName":"colb-20251231xex312.htm","type":"EX-31.2","id":"NTFILE29imB2ubfpFtEp9h","market":"us","size":8085},{"description":"CERTIFICATION OF PRINCIPAL ACCOUNTING OFFICER UNDER SECTION 302","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000088/colb-20251231xex313.htm","primary":false,"translateUrl":"","linkName":"colb-20251231xex313.htm","type":"EX-31.3","id":"NTFILE7aA13rTobLP6smvV","market":"us","size":8101},{"description":"CERTIFICATION OF CEO, CFO, AND PAO PURSUANT TO SECTION 906","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000088/colb-20251231xex32.htm","primary":false,"translateUrl":"","linkName":"colb-20251231xex32.htm","type":"EX-32","id":"NTFILE8rQMc5TWRbuoGrQ4","market":"us","size":7749},{"description":"GRAPHIC","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/887343/000088734326000088/colb-20251231_g1.jpg","primary":false,"translateUrl":"","linkName":"colb-20251231_g1.jpg","type":"GRAPHIC","id":"NTFILE8T7uwmXGUnWqWJXM","market":"us","size":114287}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2026-02-26 13:00","pubTimestamp":1772082000,"title_zh":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":14,"pageCount":1,"totalSize":275,"code":"91000000","status":"200"}]}}