US StockDetailed Quotes

Provided by Tiger Trade Technology Pte. Ltd.

L.B. Foster

37.50

-0.5800-1.52%

Post-market: 37.500.00000.00%16:10 EDT

Volume:28.94K

Turnover:1.09M

Market Cap:394.49M

PE:35.21

High:38.30

Open:37.99

Low:37.11

Close:38.08

52wk High:45.81

52wk Low:23.81

Shares:10.52M

Float Shares:9.61M

Volume Ratio:0.45

T/O Rate:0.30%

Dividend:- -

Dividend Rate:- -

EPS(TTM):1.07

EPS(LYR):0.6900

ROE:6.38%

ROA:5.31%

PB:2.22

PE(LYR):54.35

Loading ...

Overview Company News Filings

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

Employee Stock Ownership

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

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

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

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]

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Major Issues Report

Form 8-K - Current report

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

{"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/FSTR/filings"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"SGP","license":"TBSG","edition":"fundamental","symbol":"FSTR","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"FSTR\",,,,,undefined,":{"symbol":"FSTR","market":"US","secType":"STK","nameCN":"L.B. Foster","latestPrice":37.5,"timestamp":1787601600000,"preClose":38.08,"halted":0,"volume":28938,"hourTrading":{"tag":"盘后","latestPrice":37.5,"preClose":37.5,"latestTime":"16:10 EDT","volume":84,"amount":3150,"timestamp":1787602204637,"change":0,"changeRate":0,"amplitude":0},"delay":0,"changeRate":-0.015231092436974746,"floatShares":9609290,"shares":10519763,"eps":1.065101,"marketStatus":"Not Yet Opened","change":-0.58,"latestTime":"08-24 16:00:00 EDT","open":37.99,"high":38.3,"low":37.11,"amount":1088420,"amplitude":0.03125,"askPrice":0,"askSize":0,"bidPrice":0,"bidSize":0,"shortable":3,"etf":0,"ttmEps":1.065101,"tradingStatus":0,"nextMarketStatus":{"tag":"Pre-Mkt","tradingStatus":1,"beginTime":1787644800000},"marketStatusCode":0,"adr":0,"adrRate":0,"listingDate":360216000000,"exchange":"NASDAQ","adjPreClose":38.08,"postHourTrading":{"tag":"盘后","latestPrice":37.5,"preClose":37.5,"latestTime":"16:10 EDT","volume":84,"amount":3150,"timestamp":1787602204637,"change":0,"changeRate":0,"amplitude":0},"volumeRatio":0.453106,"impliedVol":0.4918,"impliedVolPercentile":0.6932},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"FSTR\",,,,,undefined,":{"symbol":"FSTR","floatShares":9609290,"roa":"5.31%","roe":"6.38%","lyrEps":0.69,"volumeRatio":0.453106,"shares":10519763,"dividePrice":0,"high":38.3,"amplitude":0.03125,"preClose":38.08,"low":37.11,"week52Low":23.81,"pbRate":"2.22","psRate":"0.71","week52High":45.8099,"institutionHeld":0.7443,"latestPrice":37.5,"eps":1.065101,"divideRate":0,"volume":28938,"delay":0,"ttmEps":1.065101,"open":37.99,"prevYearClose":26.95,"prevWeekClose":38.08,"prevMonthClose":41.13,"prevQuarterClose":45.17,"fiveDayClose":38.48,"twentyDayClose":42.31,"sixtyDayClose":40.4,"dividendGrowthYears":0,"dividendGrowthRate":-0.25000000000000006,"fiveYearAvgDividendRate":0.010458627895602686},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/FSTR\",params:#limit:5,,,undefined,":[{"market":"US","date":"2026-08-10","symbol":"FSTR","fiscalQuarterEnding":"2026/06","expectedEps":0.41,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1786334400000,"reportTimeType":"pre","actualEps":0.48},{"market":"US","date":"2026-05-04","symbol":"FSTR","fiscalQuarterEnding":"2026/03","expectedEps":-0.22,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1777867200000,"reportTimeType":"pre","actualEps":0.14},{"market":"US","date":"2026-03-03","symbol":"FSTR","fiscalQuarterEnding":"2025/12","expectedEps":0.66,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1772514000000,"reportTimeType":"pre","actualEps":0.22},{"market":"US","date":"2025-11-03","symbol":"FSTR","fiscalQuarterEnding":"2025/09","expectedEps":0.61,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1762146000000,"reportTimeType":"pre","actualEps":0.4},{"market":"US","date":"2025-08-11","symbol":"FSTR","fiscalQuarterEnding":"2025/06","expectedEps":0.52,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1754884800000,"reportTimeType":"pre","actualEps":0.27}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"FSTR\",market:\"US\",,,undefined,":[{"executeDate":"2016-09-07","recordDate":"2016-09-09","paymentDate":"2016-09-23","value":0.04,"currency":"USD"}],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"FSTR\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0.5,"buy":0,"hold":0.5,"sell":0,"strongSell":0,"meanLabel":"BUY","meanPercent":0,"analysts":2,"updateTime":1743393600000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/FSTR\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"FSTR","date":"2026-08-21","current":35.207929,"percent":0.646489,"low":-72.232256,"twenty":-3.334432,"median":23.88366,"eighty":43.464741,"high":205.604419,"avg":23.184974,"sd":42.792777,"marketCap":399225005},"quantilePoints":[{"date":"2021-08-27","current":17.973544,"twenty":-7.074131,"median":3.607173,"eighty":22.982808,"marketCap":189495072},{"date":"2021-09-03","current":16.61705,"twenty":-7.074131,"median":3.607173,"eighty":22.982808,"marketCap":175193557},{"date":"2021-09-10","current":16.041568,"twenty":-7.074131,"median":3.607173,"eighty":22.982808,"marketCap":169126248},{"date":"2021-09-17","current":15.846315,"twenty":-7.074131,"median":3.607173,"eighty":22.982808,"marketCap":167067697},{"date":"2021-09-24","current":15.681891,"twenty":-7.074131,"median":3.607173,"eighty":22.982808,"marketCap":165334180},{"date":"2021-10-01","current":15.928527,"twenty":-7.074131,"median":3.607173,"eighty":22.982808,"marketCap":167934455},{"date":"2021-10-08","current":16.031291,"twenty":-7.074131,"median":3.607173,"eighty":22.982808,"marketCap":169017903},{"date":"2021-10-15","current":16.298479,"twenty":-7.074131,"median":3.607173,"eighty":22.982808,"marketCap":171834868},{"date":"2021-10-22","current":16.421797,"twenty":-7.074131,"median":3.607173,"eighty":22.982808,"marketCap":173135006},{"date":"2021-10-29","current":16.370415,"twenty":-7.074131,"median":3.607173,"eighty":22.982808,"marketCap":172593282},{"date":"2021-11-05","current":29.111625,"twenty":-7.074131,"median":3.607173,"eighty":23.160564,"marketCap":176270888},{"date":"2021-11-12","current":29.845231,"twenty":-7.074131,"median":3.664614,"eighty":23.251548,"marketCap":180712871},{"date":"2021-11-19","current":30.024159,"twenty":-7.074131,"median":3.692507,"eighty":23.391111,"marketCap":181796281},{"date":"2021-11-26","current":28.968482,"twenty":-7.074131,"median":3.772056,"eighty":23.451738,"marketCap":175404159},{"date":"2021-12-03","current":26.749772,"twenty":-7.074131,"median":3.819184,"eighty":23.538192,"marketCap":161969869},{"date":"2021-12-10","current":25.103632,"twenty":-7.074131,"median":3.889576,"eighty":23.631162,"marketCap":152002493},{"date":"2021-12-17","current":23.797456,"twenty":-7.074131,"median":3.914105,"eighty":23.70768,"marketCap":144093596},{"date":"2021-12-23","current":23.4396,"twenty":-7.074131,"median":4.025534,"eighty":23.70768,"marketCap":141926775},{"date":"2021-12-31","current":24.602633,"twenty":-7.074131,"median":4.104144,"eighty":23.755175,"marketCap":148968943},{"date":"2022-01-07","current":24.924704,"twenty":-7.071339,"median":4.246455,"eighty":23.857513,"marketCap":150919082},{"date":"2022-01-14","current":27.447592,"twenty":-7.071339,"median":4.625195,"eighty":23.963623,"marketCap":166195170},{"date":"2022-01-21","current":24.781561,"twenty":-7.071339,"median":4.706628,"eighty":24.05842,"marketCap":150052354},{"date":"2022-01-28","current":26.946593,"twenty":-7.068546,"median":4.856324,"eighty":24.236,"marketCap":163161621},{"date":"2022-02-04","current":28.073841,"twenty":-7.068546,"median":4.931575,"eighty":24.332625,"marketCap":169987107},{"date":"2022-02-11","current":26.982379,"twenty":-7.068546,"median":4.972206,"eighty":24.482355,"marketCap":163378303},{"date":"2022-02-18","current":27.197093,"twenty":-7.068546,"median":5.007758,"eighty":24.60979,"marketCap":164678396},{"date":"2022-02-25","current":27.214985,"twenty":-7.068546,"median":5.024687,"eighty":24.717473,"marketCap":164786737},{"date":"2022-03-04","current":45.923936,"twenty":-7.068546,"median":5.046696,"eighty":24.873502,"marketCap":166520193},{"date":"2022-03-11","current":47.060121,"twenty":-7.068546,"median":5.082248,"eighty":25.088198,"marketCap":170639997},{"date":"2022-03-18","current":44.850445,"twenty":-7.068546,"median":5.097484,"eighty":25.159619,"marketCap":162627713},{"date":"2022-03-25","current":47.119841,"twenty":-7.068546,"median":5.1178,"eighty":25.245343,"marketCap":170856545},{"date":"2022-04-01","current":44.641421,"twenty":-7.068546,"median":5.129651,"eighty":25.465068,"marketCap":161869794},{"date":"2022-04-08","current":44.432398,"twenty":-7.068546,"median":5.170281,"eighty":25.610759,"marketCap":161111875},{"date":"2022-04-14","current":43.894909,"twenty":-7.068546,"median":5.232921,"eighty":25.869903,"marketCap":159162941},{"date":"2022-04-22","current":45.708825,"twenty":-7.068546,"median":5.266106,"eighty":26.044117,"marketCap":165740199},{"date":"2022-04-29","current":42.645553,"twenty":-7.068546,"median":5.378652,"eighty":26.168007,"marketCap":154632774},{"date":"2022-05-06","current":40.693467,"twenty":-7.068546,"median":5.425713,"eighty":26.342635,"marketCap":147554513},{"date":"2022-05-13","current":40.138698,"twenty":-7.068546,"median":5.482108,"eighty":26.753687,"marketCap":133180199},{"date":"2022-05-20","current":41.484312,"twenty":-7.068546,"median":5.530096,"eighty":26.932279,"marketCap":137644948},{"date":"2022-05-27","current":42.665828,"twenty":-7.068546,"median":5.587721,"eighty":27.057529,"marketCap":141565216},{"date":"2022-06-03","current":42.961206,"twenty":-7.068546,"median":5.614928,"eighty":27.168464,"marketCap":142545282},{"date":"2022-06-10","current":42.436088,"twenty":-7.068546,"median":5.636923,"eighty":27.272951,"marketCap":140802941},{"date":"2022-06-17","current":41.156114,"twenty":-7.068546,"median":5.689415,"eighty":27.454749,"marketCap":136555985},{"date":"2022-06-24","current":43.092486,"twenty":-7.071339,"median":5.739114,"eighty":27.627544,"marketCap":142980868},{"date":"2022-07-01","current":42.04225,"twenty":-7.071339,"median":5.758517,"eighty":27.88249,"marketCap":139496185},{"date":"2022-07-08","current":42.665828,"twenty":-7.071339,"median":5.770034,"eighty":28.004458,"marketCap":141565216},{"date":"2022-07-15","current":45.389876,"twenty":-7.071339,"median":5.819941,"eighty":28.1303,"marketCap":150603610},{"date":"2022-07-22","current":45.094498,"twenty":-7.071339,"median":5.885205,"eighty":28.501994,"marketCap":149623543},{"date":"2022-07-29","current":47.982646,"twenty":-7.071339,"median":5.935497,"eighty":28.850389,"marketCap":159206419},{"date":"2022-08-05","current":49.886198,"twenty":-7.071339,"median":5.988858,"eighty":28.976042,"marketCap":165522406},{"date":"2022-08-12","current":66.616835,"twenty":-7.071339,"median":13.734157,"eighty":29.347904,"marketCap":163344480},{"date":"2022-08-19","current":64.186109,"twenty":-7.071339,"median":14.577643,"eighty":29.769264,"marketCap":157384339},{"date":"2022-08-26","current":60.531066,"twenty":-7.071339,"median":15.476362,"eighty":30.035449,"marketCap":148422175},{"date":"2022-09-02","current":55.49424,"twenty":-7.071339,"median":15.632001,"eighty":30.27624,"marketCap":136071876},{"date":"2022-09-09","current":53.109548,"twenty":-7.071339,"median":15.681891,"eighty":30.492978,"marketCap":130224611},{"date":"2022-09-16","current":48.941908,"twenty":-7.071339,"median":15.856591,"eighty":30.865122,"marketCap":120005558},{"date":"2022-09-23","current":44.395392,"twenty":-7.071339,"median":15.928527,"eighty":31.733656,"marketCap":108857501},{"date":"2022-09-30","current":43.503918,"twenty":-7.071339,"median":15.980398,"eighty":38.399886,"marketCap":106671607},{"date":"2022-10-07","current":44.350818,"twenty":-7.071339,"median":16.062913,"eighty":38.907219,"marketCap":108748206},{"date":"2022-10-14","current":42.478723,"twenty":-7.071339,"median":16.154609,"eighty":39.222115,"marketCap":104157830},{"date":"2022-10-21","current":46.802371,"twenty":-7.071339,"median":16.237111,"eighty":39.519518,"marketCap":114759414},{"date":"2022-10-28","current":45.732602,"twenty":-7.071339,"median":16.273784,"eighty":39.834414,"marketCap":112136341},{"date":"2022-11-04","current":46.089192,"twenty":-7.071339,"median":16.292121,"eighty":40.142943,"marketCap":113010699},{"date":"2022-11-11","current":-70.454231,"twenty":-7.139865,"median":16.298479,"eighty":40.149311,"marketCap":138583473},{"date":"2022-11-18","current":-61.119601,"twenty":-7.169087,"median":16.298479,"eighty":40.149311,"marketCap":120222256},{"date":"2022-11-25","current":-56.674539,"twenty":-7.197014,"median":16.298479,"eighty":40.149311,"marketCap":111478819},{"date":"2022-12-02","current":-51.784971,"twenty":-7.22001,"median":16.298479,"eighty":40.149311,"marketCap":101861038},{"date":"2022-12-09","current":-50.284763,"twenty":-7.271197,"median":16.298479,"eighty":40.149311,"marketCap":98910128},{"date":"2022-12-16","current":-53.785249,"twenty":-7.293642,"median":16.298479,"eighty":40.149311,"marketCap":105795585},{"date":"2022-12-23","current":-52.729547,"twenty":-7.351092,"median":16.298479,"eighty":40.149311,"marketCap":103719019},{"date":"2022-12-30","current":-53.785249,"twenty":-7.412464,"median":16.298479,"eighty":40.149311,"marketCap":105795585},{"date":"2023-01-06","current":-57.119045,"twenty":-7.442101,"median":16.298479,"eighty":40.149311,"marketCap":112353162},{"date":"2023-01-13","current":-64.675651,"twenty":-7.534168,"median":16.298479,"eighty":40.149311,"marketCap":127217005},{"date":"2023-01-20","current":-66.953745,"twenty":-7.617714,"median":16.298479,"eighty":40.149311,"marketCap":131698016},{"date":"2023-01-27","current":-65.231284,"twenty":-7.660609,"median":16.298479,"eighty":40.149311,"marketCap":128309935},{"date":"2023-02-03","current":-67.787194,"twenty":-7.696348,"median":16.298479,"eighty":40.149311,"marketCap":133337411},{"date":"2023-02-10","current":-67.898321,"twenty":-7.76085,"median":16.298479,"eighty":40.149311,"marketCap":133555997},{"date":"2023-02-17","current":-71.176554,"twenty":-7.842641,"median":16.298479,"eighty":40.149311,"marketCap":140004281},{"date":"2023-02-24","current":-71.12099,"twenty":-7.857125,"median":16.298479,"eighty":40.149311,"marketCap":139894988},{"date":"2023-03-03","current":-70.732048,"twenty":-7.952549,"median":16.282953,"eighty":39.886897,"marketCap":139129938},{"date":"2023-03-10","current":-3.015127,"twenty":-7.952549,"median":16.247097,"eighty":39.711955,"marketCap":137381250},{"date":"2023-03-17","current":-2.826026,"twenty":-7.952549,"median":16.209606,"eighty":39.309587,"marketCap":128765042},{"date":"2023-03-24","current":-2.789949,"twenty":-7.952549,"median":16.103227,"eighty":39.099656,"marketCap":127121233},{"date":"2023-03-31","current":-2.761087,"twenty":-7.950845,"median":16.021014,"eighty":38.749771,"marketCap":125806185},{"date":"2023-04-06","current":-2.871723,"twenty":-7.952549,"median":15.952893,"eighty":38.399886,"marketCap":130847200},{"date":"2023-04-14","current":-2.90299,"twenty":-7.955957,"median":15.91825,"eighty":31.099997,"marketCap":132271834},{"date":"2023-04-21","current":-2.597539,"twenty":-7.955957,"median":15.846315,"eighty":30.821187,"marketCap":118354251},{"date":"2023-04-28","current":-2.585513,"twenty":-7.957661,"median":15.671615,"eighty":30.382015,"marketCap":117806315},{"date":"2023-05-05","current":-2.667287,"twenty":-7.961069,"median":15.56885,"eighty":30.162181,"marketCap":121532282},{"date":"2023-05-12","current":-2.502509,"twenty":-7.961069,"median":15.47614,"eighty":29.982498,"marketCap":115490795},{"date":"2023-05-19","current":-3.014488,"twenty":-7.961069,"median":14.54097,"eighty":29.536906,"marketCap":139118619},{"date":"2023-05-26","current":-3.122577,"twenty":-7.961069,"median":12.753146,"eighty":29.186346,"marketCap":144106937},{"date":"2023-06-02","current":-3.218656,"twenty":-7.961069,"median":5.988858,"eighty":28.96028,"marketCap":148540996},{"date":"2023-06-09","current":-3.408413,"twenty":-7.964477,"median":5.93719,"eighty":28.836191,"marketCap":157298264},{"date":"2023-06-16","current":-3.257088,"twenty":-7.964477,"median":5.886649,"eighty":28.413281,"marketCap":150314620},{"date":"2023-06-23","current":-3.324344,"twenty":-7.967885,"median":5.827619,"eighty":28.106048,"marketCap":153418462},{"date":"2023-06-30","current":-3.420423,"twenty":-7.971293,"median":5.776809,"eighty":27.998691,"marketCap":157852521},{"date":"2023-07-07","current":-3.362775,"twenty":-7.971293,"median":5.758517,"eighty":27.82692,"marketCap":155192086},{"date":"2023-07-14","current":-3.396403,"twenty":-7.971293,"median":5.741241,"eighty":27.627544,"marketCap":156744006},{"date":"2023-07-21","current":-3.362775,"twenty":-7.974701,"median":5.700932,"eighty":27.393914,"marketCap":155192086},{"date":"2023-07-28","current":-3.415619,"twenty":-7.974701,"median":5.640923,"eighty":27.250771,"marketCap":157630818},{"date":"2023-08-04","current":-3.466061,"twenty":-7.974701,"median":5.620607,"eighty":27.107628,"marketCap":159958700},{"date":"2023-08-11","current":-3.988682,"twenty":-7.974701,"median":5.59352,"eighty":26.982379,"marketCap":178010871},{"date":"2023-08-18","current":-4.659675,"twenty":-7.974701,"median":5.532016,"eighty":26.867153,"marketCap":207956625},{"date":"2023-08-25","current":-4.535417,"twenty":-7.974701,"median":5.485947,"eighty":26.448938,"marketCap":202411115},{"date":"2023-09-01","current":-4.376367,"twenty":-7.974701,"median":5.42761,"eighty":26.248773,"marketCap":195312862},{"date":"2023-09-08","current":-4.453406,"twenty":-7.974701,"median":5.39765,"eighty":26.106762,"marketCap":198751078},{"date":"2023-09-15","current":-4.500625,"twenty":-7.974701,"median":5.271859,"eighty":26.034059,"marketCap":200858372},{"date":"2023-09-22","current":-4.632338,"twenty":-7.974701,"median":5.24409,"eighty":25.848708,"marketCap":206736612},{"date":"2023-09-29","current":-4.7392,"twenty":-7.974701,"median":5.177053,"eighty":25.541497,"marketCap":211505751},{"date":"2023-10-06","current":-4.687012,"twenty":-7.976405,"median":5.136423,"eighty":25.465068,"marketCap":209176637},{"date":"2023-10-13","current":-4.622397,"twenty":-7.978109,"median":5.119493,"eighty":25.301991,"marketCap":206292972},{"date":"2023-10-20","current":-4.719319,"twenty":-7.978109,"median":5.105949,"eighty":25.301991,"marketCap":210618469},{"date":"2023-10-27","current":-4.729259,"twenty":-7.983221,"median":5.09124,"eighty":25.35298,"marketCap":211062110},{"date":"2023-11-03","current":-4.908191,"twenty":-7.983221,"median":5.078862,"eighty":25.35298,"marketCap":219047645},{"date":"2023-11-10","current":-5.277628,"twenty":-7.983221,"median":5.031459,"eighty":25.35298,"marketCap":221855645},{"date":"2023-11-17","current":-5.269723,"twenty":-7.983221,"median":5.016222,"eighty":25.35298,"marketCap":221523360},{"date":"2023-11-24","current":-5.267088,"twenty":-7.983221,"median":4.999293,"eighty":25.35298,"marketCap":221412598},{"date":"2023-12-01","current":-5.259184,"twenty":-7.983221,"median":4.953583,"eighty":25.35298,"marketCap":221080313},{"date":"2023-12-08","current":-5.132711,"twenty":-7.981517,"median":4.909566,"eighty":25.335984,"marketCap":215763752},{"date":"2023-12-15","current":-5.214391,"twenty":-7.981517,"median":4.806442,"eighty":25.335984,"marketCap":219197364},{"date":"2023-12-22","current":-5.369848,"twenty":-7.981517,"median":4.66918,"eighty":25.335984,"marketCap":225732303},{"date":"2023-12-29","current":-5.743998,"twenty":-7.983221,"median":4.610933,"eighty":25.35298,"marketCap":241460462},{"date":"2024-01-05","current":-5.90736,"twenty":-7.988333,"median":4.246455,"eighty":25.374682,"marketCap":248327686},{"date":"2024-01-12","current":-5.794061,"twenty":-7.988333,"median":4.100681,"eighty":25.374682,"marketCap":243564934},{"date":"2024-01-19","current":-6.044373,"twenty":-7.993445,"median":4.025534,"eighty":25.396384,"marketCap":254087293},{"date":"2024-01-26","current":-6.081261,"twenty":-7.988333,"median":3.913797,"eighty":25.374682,"marketCap":255637957},{"date":"2024-02-02","current":-6.068086,"twenty":-7.988333,"median":3.889576,"eighty":25.374682,"marketCap":255084149},{"date":"2024-02-09","current":-6.27624,"twenty":-7.988333,"median":3.818339,"eighty":25.374682,"marketCap":263834321},{"date":"2024-02-16","current":-6.307859,"twenty":-7.988333,"median":3.760485,"eighty":25.374682,"marketCap":265163461},{"date":"2024-02-23","current":-6.18402,"twenty":-7.988333,"median":3.691061,"eighty":25.374682,"marketCap":259957662},{"date":"2024-03-01","current":-6.252527,"twenty":-7.983221,"median":3.664614,"eighty":25.35298,"marketCap":262837466},{"date":"2024-03-08","current":173.516303,"twenty":-7.983221,"median":3.64072,"eighty":25.541497,"marketCap":254027867},{"date":"2024-03-15","current":178.10032,"twenty":-7.983221,"median":3.64072,"eighty":25.848708,"marketCap":260738868},{"date":"2024-03-22","current":191.626926,"twenty":-7.983221,"median":3.678064,"eighty":26.10563,"marketCap":280541820},{"date":"2024-03-28","current":203.725724,"twenty":-7.983221,"median":3.714202,"eighty":26.248773,"marketCap":298254460},{"date":"2024-04-05","current":200.268925,"twenty":-7.988333,"median":3.815446,"eighty":26.753687,"marketCap":293193706},{"date":"2024-04-12","current":196.624255,"twenty":-7.988333,"median":3.88487,"eighty":26.950802,"marketCap":287857910},{"date":"2024-04-19","current":183.135223,"twenty":-7.988333,"median":3.913797,"eighty":27.075422,"marketCap":268109966},{"date":"2024-04-26","current":185.389657,"twenty":-7.983221,"median":3.973975,"eighty":27.197093,"marketCap":271410458},{"date":"2024-05-03","current":176.597363,"twenty":-7.983221,"median":4.095466,"eighty":27.376021,"marketCap":258538540},{"date":"2024-05-10","current":38.737901,"twenty":-7.974701,"median":4.236331,"eighty":27.715984,"marketCap":311917577},{"date":"2024-05-17","current":39.037456,"twenty":-7.872461,"median":4.622403,"eighty":28.00227,"marketCap":314329594},{"date":"2024-05-24","current":38.329417,"twenty":-7.804302,"median":4.740379,"eighty":28.843232,"marketCap":308628464},{"date":"2024-05-31","current":37.349055,"twenty":-7.753182,"median":4.856324,"eighty":28.987381,"marketCap":300734592},{"date":"2024-06-07","current":35.728735,"twenty":-7.646682,"median":4.931575,"eighty":29.881016,"marketCap":287687776},{"date":"2024-06-14","current":33.100821,"twenty":-7.399602,"median":4.972206,"eighty":30.865122,"marketCap":266527814},{"date":"2024-06-21","current":29.737636,"twenty":-6.502219,"median":5.007758,"eighty":31.329438,"marketCap":239447448},{"date":"2024-06-28","current":29.30192,"twenty":-6.290996,"median":5.024687,"eighty":31.329438,"marketCap":235939060},{"date":"2024-07-05","current":28.403255,"twenty":-6.261485,"median":5.031459,"eighty":31.329438,"marketCap":228703011},{"date":"2024-07-12","current":29.860182,"twenty":-6.250419,"median":5.082248,"eighty":31.329438,"marketCap":240434182},{"date":"2024-07-19","current":30.581837,"twenty":-6.189817,"median":5.095791,"eighty":32.556176,"marketCap":246244949},{"date":"2024-07-26","current":31.725592,"twenty":-6.093381,"median":5.116107,"eighty":32.556176,"marketCap":255454466},{"date":"2024-08-02","current":29.969111,"twenty":-6.059655,"median":5.129651,"eighty":32.613364,"marketCap":241311279},{"date":"2024-08-09","current":27.09365,"twenty":-5.920534,"median":5.16351,"eighty":32.613364,"marketCap":199626010},{"date":"2024-08-16","current":28.089412,"twenty":-5.805127,"median":5.238,"eighty":32.613364,"marketCap":206962786},{"date":"2024-08-23","current":28.000239,"twenty":-5.423072,"median":5.267124,"eighty":32.613364,"marketCap":206305762},{"date":"2024-08-30","current":29.843142,"twenty":-5.31225,"median":5.390365,"eighty":32.613364,"marketCap":219884272},{"date":"2024-09-06","current":27.494927,"twenty":-5.278682,"median":5.423816,"eighty":32.613364,"marketCap":202582622},{"date":"2024-09-13","current":29.516176,"twenty":-5.267615,"median":5.478269,"eighty":32.613364,"marketCap":217475182},{"date":"2024-09-20","current":29.709383,"twenty":-5.256727,"median":5.528177,"eighty":32.613364,"marketCap":218898735},{"date":"2024-09-27","current":29.932315,"twenty":-5.221769,"median":5.581923,"eighty":32.613364,"marketCap":220541297},{"date":"2024-10-04","current":29.33783,"twenty":-5.182773,"median":5.617221,"eighty":32.613364,"marketCap":216161132},{"date":"2024-10-11","current":29.501314,"twenty":-4.957756,"median":5.639508,"eighty":32.613364,"marketCap":217365678},{"date":"2024-10-18","current":29.709383,"twenty":-4.82618,"median":5.689415,"eighty":32.613364,"marketCap":218898735},{"date":"2024-10-25","current":29.33783,"twenty":-4.748146,"median":5.739322,"eighty":32.613364,"marketCap":216161132},{"date":"2024-11-01","current":28.297482,"twenty":-4.721307,"median":5.758517,"eighty":32.613364,"marketCap":208495844},{"date":"2024-11-08","current":5.501419,"twenty":-4.688503,"median":5.770034,"eighty":32.613364,"marketCap":235229663},{"date":"2024-11-15","current":6.709603,"twenty":-4.659675,"median":5.819941,"eighty":32.613364,"marketCap":286889216},{"date":"2024-11-22","current":7.041411,"twenty":-4.624385,"median":5.885205,"eighty":32.613364,"marketCap":301076641},{"date":"2024-11-29","current":7.276969,"twenty":-4.575676,"median":5.916811,"eighty":32.613364,"marketCap":311148629},{"date":"2024-12-06","current":7.335225,"twenty":-4.525973,"median":5.954805,"eighty":32.613364,"marketCap":313639551},{"date":"2024-12-13","current":7.246574,"twenty":-4.50137,"median":6.02353,"eighty":32.613364,"marketCap":309849017},{"date":"2024-12-20","current":6.684274,"twenty":-4.455394,"median":6.544966,"eighty":32.613364,"marketCap":285806207},{"date":"2024-12-27","current":6.76786,"twenty":-4.376864,"median":6.709603,"eighty":32.613364,"marketCap":289380138},{"date":"2025-01-03","current":6.967957,"twenty":-3.778339,"median":6.810919,"eighty":32.613364,"marketCap":297935913},{"date":"2025-01-10","current":6.362598,"twenty":-3.460296,"median":6.822316,"eighty":32.616087,"marketCap":272051986},{"date":"2025-01-17","current":7.046476,"twenty":-3.41658,"median":6.914767,"eighty":32.616087,"marketCap":301293242},{"date":"2025-01-24","current":7.183252,"twenty":-3.393521,"median":6.946428,"eighty":32.616087,"marketCap":307141494},{"date":"2025-01-31","current":7.049009,"twenty":-3.371422,"median":7.043944,"eighty":32.616087,"marketCap":301401543},{"date":"2025-02-07","current":6.960359,"twenty":-3.361334,"median":7.047743,"eighty":32.616087,"marketCap":297611010},{"date":"2025-02-14","current":6.965424,"twenty":-3.346923,"median":7.103466,"eighty":32.616087,"marketCap":297827612},{"date":"2025-02-21","current":6.800787,"twenty":-3.337315,"median":7.154124,"eighty":32.616087,"marketCap":290788050},{"date":"2025-02-28","current":6.95276,"twenty":-3.328187,"median":7.154124,"eighty":32.616087,"marketCap":297286107},{"date":"2025-03-07","current":5.232722,"twenty":-3.330109,"median":7.160456,"eighty":32.618811,"marketCap":224724471},{"date":"2025-03-14","current":5.08513,"twenty":-3.330109,"median":7.160456,"eighty":32.618811,"marketCap":218385976},{"date":"2025-03-21","current":5.135205,"twenty":-3.330109,"median":7.160456,"eighty":32.618811,"marketCap":220536502},{"date":"2025-03-28","current":5.027543,"twenty":-3.330109,"median":7.160456,"eighty":32.618811,"marketCap":215912870},{"date":"2025-04-04","current":4.664498,"twenty":-3.330109,"median":7.160456,"eighty":32.618811,"marketCap":200321552},{"date":"2025-04-11","current":4.947423,"twenty":-3.328187,"median":7.154124,"eighty":32.616087,"marketCap":212472028},{"date":"2025-04-17","current":4.992424,"twenty":-3.328187,"median":7.154124,"eighty":32.616087,"marketCap":214404633},{"date":"2025-04-25","current":4.960038,"twenty":-3.330109,"median":7.160456,"eighty":32.618811,"marketCap":213013784},{"date":"2025-05-02","current":5.129441,"twenty":-3.330109,"median":7.160456,"eighty":32.618811,"marketCap":220288992},{"date":"2025-05-09","current":5.247744,"twenty":-3.330109,"median":7.160456,"eighty":32.618811,"marketCap":191017881},{"date":"2025-05-16","current":5.627763,"twenty":-3.330109,"median":7.160456,"eighty":32.618811,"marketCap":204850575},{"date":"2025-05-23","current":5.410195,"twenty":-3.330109,"median":7.160456,"eighty":32.618811,"marketCap":196931094},{"date":"2025-05-30","current":5.497222,"twenty":-3.330109,"median":7.160456,"eighty":32.618811,"marketCap":200098886},{"date":"2025-06-06","current":5.532033,"twenty":-3.330109,"median":7.160456,"eighty":32.618811,"marketCap":201366003},{"date":"2025-06-13","current":5.691583,"twenty":-3.330109,"median":7.160456,"eighty":32.618811,"marketCap":207173622},{"date":"2025-06-20","current":5.653871,"twenty":-3.33203,"median":7.161722,"eighty":32.621534,"marketCap":205800912},{"date":"2025-06-27","current":6.323981,"twenty":-3.33203,"median":7.161722,"eighty":32.621534,"marketCap":230192914},{"date":"2025-07-03","current":7.046307,"twenty":-3.33203,"median":7.161722,"eighty":32.621534,"marketCap":256485591},{"date":"2025-07-11","current":7.165245,"twenty":-3.33203,"median":7.164117,"eighty":32.621534,"marketCap":260814907},{"date":"2025-07-18","current":6.808433,"twenty":-3.33203,"median":7.164117,"eighty":32.621534,"marketCap":247826958},{"date":"2025-07-25","current":6.979587,"twenty":-3.33203,"median":7.164117,"eighty":32.621534,"marketCap":254056950},{"date":"2025-08-01","current":6.817136,"twenty":-3.33203,"median":7.16665,"eighty":32.621534,"marketCap":248143738},{"date":"2025-08-08","current":6.527045,"twenty":-3.33203,"median":7.16665,"eighty":32.621534,"marketCap":237584430},{"date":"2025-08-15","current":6.85368,"twenty":-3.33203,"median":7.16665,"eighty":32.621534,"marketCap":249734399},{"date":"2025-08-22","current":6.494491,"twenty":-3.33203,"median":7.16665,"eighty":32.621534,"marketCap":236646261},{"date":"2025-08-29","current":7.794553,"twenty":-3.33203,"median":7.17692,"eighty":32.621534,"marketCap":284017904},{"date":"2025-09-05","current":7.905072,"twenty":-3.333952,"median":7.211114,"eighty":32.624257,"marketCap":288045023},{"date":"2025-09-12","current":7.971966,"twenty":-3.33203,"median":7.244041,"eighty":32.621534,"marketCap":290482491},{"date":"2025-09-19","current":8.140654,"twenty":-3.33203,"median":7.335225,"eighty":32.621534,"marketCap":296629147},{"date":"2025-09-26","current":7.768377,"twenty":-3.33203,"median":7.429268,"eighty":32.621534,"marketCap":283064112},{"date":"2025-10-03","current":7.666582,"twenty":-3.33203,"median":7.686941,"eighty":32.621534,"marketCap":279354923},{"date":"2025-10-10","current":7.660765,"twenty":-3.33203,"median":7.711663,"eighty":32.621534,"marketCap":279142970},{"date":"2025-10-17","current":7.759652,"twenty":-3.33203,"median":7.730567,"eighty":32.621534,"marketCap":282746182},{"date":"2025-10-24","current":7.800369,"twenty":-3.33203,"median":7.76256,"eighty":32.621534,"marketCap":284229858},{"date":"2025-10-31","current":7.878897,"twenty":-3.33203,"median":7.771285,"eighty":32.621534,"marketCap":287091232},{"date":"2025-11-07","current":58.057938,"twenty":-3.33203,"median":7.806186,"eighty":34.165603,"marketCap":283729145},{"date":"2025-11-14","current":56.888273,"twenty":-3.33203,"median":7.906527,"eighty":35.892129,"marketCap":278012990},{"date":"2025-11-21","current":55.718608,"twenty":-3.33203,"median":7.993779,"eighty":36.739052,"marketCap":272296835},{"date":"2025-11-28","current":57.377406,"twenty":-3.33203,"median":8.067944,"eighty":38.133345,"marketCap":280403382},{"date":"2025-12-05","current":56.90954,"twenty":-3.33203,"median":15.558573,"eighty":39.187233,"marketCap":278116920},{"date":"2025-12-12","current":56.888273,"twenty":-3.33203,"median":15.851453,"eighty":39.993159,"marketCap":278012990},{"date":"2025-12-19","current":61.226669,"twenty":-3.33203,"median":15.928527,"eighty":40.598176,"marketCap":299214729},{"date":"2025-12-26","current":59.929403,"twenty":-3.33203,"median":16.021014,"eighty":41.05109,"marketCap":292874993},{"date":"2026-01-02","current":57.313606,"twenty":-3.33203,"median":16.128918,"eighty":41.353033,"marketCap":280091592},{"date":"2026-01-09","current":60.461069,"twenty":-3.33203,"median":16.272788,"eighty":41.536824,"marketCap":295473245},{"date":"2026-01-16","current":62.311267,"twenty":-3.33203,"median":16.401244,"eighty":42.199785,"marketCap":304515163},{"date":"2026-01-23","current":63.459666,"twenty":-3.33203,"median":16.581083,"eighty":42.351238,"marketCap":310127388},{"date":"2026-01-30","current":63.417133,"twenty":-3.33203,"median":17.017832,"eighty":42.54471,"marketCap":309919528},{"date":"2026-02-06","current":66.585863,"twenty":-3.33203,"median":17.598453,"eighty":42.665828,"marketCap":325405111},{"date":"2026-02-13","current":66.904862,"twenty":-3.33203,"median":17.958129,"eighty":42.961206,"marketCap":326964063},{"date":"2026-02-20","current":66.19243,"twenty":-3.33203,"median":18.245871,"eighty":43.091724,"marketCap":323482405},{"date":"2026-02-27","current":67.436529,"twenty":-3.33203,"median":18.483186,"eighty":43.328789,"marketCap":329562315},{"date":"2026-03-06","current":40.635357,"twenty":-3.33203,"median":18.549802,"eighty":43.410587,"marketCap":306593765},{"date":"2026-03-13","current":37.786874,"twenty":-3.33203,"median":18.549802,"eighty":43.410587,"marketCap":285101964},{"date":"2026-03-20","current":38.415289,"twenty":-3.33203,"median":18.549802,"eighty":43.410587,"marketCap":289843356},{"date":"2026-03-27","current":38.278677,"twenty":-3.33203,"median":18.549802,"eighty":43.410587,"marketCap":288812619},{"date":"2026-04-02","current":38.251355,"twenty":-3.33203,"median":18.549802,"eighty":43.410587,"marketCap":288606472},{"date":"2026-04-10","current":40.942611,"twenty":-3.33203,"median":18.549802,"eighty":43.410587,"marketCap":308911998},{"date":"2026-04-17","current":40.58742,"twenty":-3.33203,"median":18.549802,"eighty":43.410587,"marketCap":306232081},{"date":"2026-04-24","current":41.570993,"twenty":-3.33203,"median":18.549802,"eighty":43.410587,"marketCap":313653144},{"date":"2026-05-01","current":42.430414,"twenty":-3.33203,"median":18.549802,"eighty":43.448081,"marketCap":320137470},{"date":"2026-05-08","current":37.840639,"twenty":-3.33203,"median":18.549802,"eighty":43.458177,"marketCap":422112324},{"date":"2026-05-15","current":37.624996,"twenty":-3.33203,"median":18.549802,"eighty":43.458177,"marketCap":419706828},{"date":"2026-05-22","current":35.702961,"twenty":-3.33203,"median":18.549802,"eighty":43.458177,"marketCap":398266534},{"date":"2026-05-29","current":37.878142,"twenty":-3.333952,"median":18.498559,"eighty":43.459345,"marketCap":422530672},{"date":"2026-06-05","current":39.387642,"twenty":-3.33203,"median":18.549802,"eighty":43.458177,"marketCap":439369146},{"date":"2026-06-12","current":39.490776,"twenty":-3.33203,"median":18.549802,"eighty":43.458177,"marketCap":440519601},{"date":"2026-06-18","current":39.031362,"twenty":-3.33203,"median":18.549802,"eighty":43.458177,"marketCap":435394848},{"date":"2026-06-26","current":41.853472,"twenty":-3.333952,"median":18.498559,"eighty":43.459345,"marketCap":466875475},{"date":"2026-07-02","current":41.328428,"twenty":-3.333952,"median":18.498559,"eighty":43.459345,"marketCap":461018614},{"date":"2026-07-10","current":39.706418,"twenty":-3.333952,"median":18.498559,"eighty":43.459345,"marketCap":442925098},{"date":"2026-07-17","current":39.650164,"twenty":-3.333952,"median":18.498559,"eighty":43.459345,"marketCap":442297577},{"date":"2026-07-24","current":40.043946,"twenty":-3.333952,"median":18.498559,"eighty":43.459345,"marketCap":446690222},{"date":"2026-07-31","current":38.618828,"twenty":-3.334432,"median":18.483186,"eighty":43.464741,"marketCap":430793029},{"date":"2026-08-07","current":39.265757,"twenty":-3.334432,"median":18.718587,"eighty":43.464741,"marketCap":438009518},{"date":"2026-08-14","current":35.518757,"twenty":-3.334432,"median":23.260672,"eighty":43.464741,"marketCap":404274492},{"date":"2026-08-21","current":35.075119,"twenty":-3.334432,"median":23.88366,"eighty":43.464741,"marketCap":399225005}],"updateTime":1787641176312},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"FSTR\",pageSize:20,pageCount:1,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"21597805","market":"us","labels":[],"media":"sec.gov","original_id":"AN35282526000049-FSTR","pdf_url":"","pub_time":1786334400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"FSTR","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000049/0000352825-26-000049-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/352825/000035282526000049/fstr-20260630.htm","primary":true,"translateUrl":"","linkName":"fstr-20260630.htm","type":"10-Q","id":"NTFILE86VdTboFUuyg8o6E","market":"us","size":1369329},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000049/ex-311q22026.htm","primary":false,"translateUrl":"","linkName":"ex-311q22026.htm","type":"EX-31.1","id":"NTFILE9Bc31yqGbezCapgp","market":"us","size":9904},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000049/ex-312q22026.htm","primary":false,"translateUrl":"","linkName":"ex-312q22026.htm","type":"EX-31.2","id":"NTFILE2ZEW6qBie4w6hGW6","market":"us","size":10208},{"description":"EX-32.0","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000049/ex-320q22026.htm","primary":false,"translateUrl":"","linkName":"ex-320q22026.htm","type":"EX-32.0","id":"NTFILE4uQpjdWGQbJMVCXy","market":"us","size":7461},{"description":"GRAPHIC","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000049/fstr-20260630_g1.gif","primary":false,"translateUrl":"","linkName":"fstr-20260630_g1.gif","type":"GRAPHIC","id":"NTFILE32jZPpE4bCAm35Gv","market":"us","size":40353}],"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":"2026-08-10 12:00","pubTimestamp":1786334400,"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":"21596615","market":"us","labels":[],"media":"sec.gov","original_id":"AN35282526000046-FSTR","pdf_url":"","pub_time":1786334400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"FSTR","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000046/0000352825-26-000046-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\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/352825/000035282526000046/ex-991q22026.htm","primary":true,"translateUrl":"","linkName":"ex-991q22026.htm","type":"EX-99.1","id":"NTFILE9oU9LkU4JbWWQViN","market":"us","size":331415},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000046/fstr-20260810.htm","primary":false,"translateUrl":"","linkName":"fstr-20260810.htm","type":"8-K","id":"NTFILE91hXFnroiRrGHq9K","market":"us","size":31113},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000046/lbf-corporatexlogo_linearxa.gif","primary":false,"translateUrl":"","linkName":"lbf-corporatexlogo_linearxa.gif","type":"GRAPHIC","id":"NTFILEBeQpyPfCjwPgZK4W","market":"us","size":41967}],"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":"2026-08-10 12:00","pubTimestamp":1786334400,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21553646","market":"us","labels":[],"media":"sec.gov","original_id":"AN35282526000043-FSTR","pdf_url":"","pub_time":1785384000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"FSTR","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000043/0000352825-26-000043-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/352825/000035282526000043/ex-991form8xkjuly2026.htm","primary":true,"translateUrl":"","linkName":"ex-991form8xkjuly2026.htm","type":"EX-99.1","id":"NTFILE9qSuDMfyUfGCtoxT","market":"us","size":16928},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000043/fstr-20260728.htm","primary":false,"translateUrl":"","linkName":"fstr-20260728.htm","type":"8-K","id":"NTFILE7vGg5MxaYQjseyzQ","market":"us","size":32043},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000043/lbf-corporatexlogo_linearx.gif","primary":false,"translateUrl":"","linkName":"lbf-corporatexlogo_linearx.gif","type":"GRAPHIC","id":"NTFILE4A92qMcPHcbkdNYw","market":"us","size":41967}],"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":"21401422","market":"us","labels":[],"media":"sec.gov","original_id":"AN35282526000040-FSTR","pdf_url":"","pub_time":1781582400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","symbol":"FSTR","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/352825/000035282526000040/0000352825-26-000040-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/352825/000035282526000040/fstr-20260616.htm","primary":true,"translateUrl":"","linkName":"fstr-20260616.htm","type":"11-K","id":"NTFILEBKpZjrY7stSHBDC2","market":"us","size":272823},{"description":"EX-23.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000040/ex2312012025.htm","primary":false,"translateUrl":"","linkName":"ex2312012025.htm","type":"EX-23.1","id":"NTFILEFkGF5nV6c1rTYTVs","market":"us","size":2398}],"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 - 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":"21302233","market":"us","labels":[],"media":"sec.gov","original_id":"AN35282526000033-FSTR","pdf_url":"","pub_time":1779422400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"FSTR","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000033/0000352825-26-000033-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.07: Submission of Matters to a Vote of Security Holders;\nItem 9.01: Financial Statements and Exhibits","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/352825/000035282526000033/fstr-20260521.htm","primary":true,"translateUrl":"","linkName":"fstr-20260521.htm","type":"8-K","id":"NTFILE9GxgthNs5MZ4LWeF","market":"us","size":47604}],"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":"2026-05-22 12:00","pubTimestamp":1779422400,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.07: Submission of Matters to a Vote of Security Holders;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21295774","market":"us","labels":[],"media":"sec.gov","original_id":"AN35282526000031-FSTR","pdf_url":"","pub_time":1779336000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"FSTR","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000031/0000352825-26-000031-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 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/352825/000035282526000031/ex-991form8xkmay2026.htm","primary":true,"translateUrl":"","linkName":"ex-991form8xkmay2026.htm","type":"EX-99.1","id":"NTFILE42sWYB1nEGbzfwih","market":"us","size":20878},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000031/fstr-20260520.htm","primary":false,"translateUrl":"","linkName":"fstr-20260520.htm","type":"8-K","id":"NTFILEDVRD3YsmdJErNZ3Y","market":"us","size":42109},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000031/lbf-corporatexlogo_linearx.gif","primary":false,"translateUrl":"","linkName":"lbf-corporatexlogo_linearx.gif","type":"GRAPHIC","id":"NTFILE14Ax9BQXbgoF11V8","market":"us","size":41967}],"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":"2026-05-21 12:00","pubTimestamp":1779336000,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21260506","market":"us","labels":[],"media":"sec.gov","original_id":"AN101507926000050-FSTR","pdf_url":"","pub_time":1778731200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]","symbol":"FSTR","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/352825/000101507926000050/0001015079-26-000050-index.htm","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/352825/000101507926000050/xslSCHEDULE_13G_X02/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"SCHEDULE 13G/A","id":"NTFILEEaXWqdUYQ4jS2Q6v","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":"2026-05-14 12:00","pubTimestamp":1778731200,"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":"21207257","market":"us","labels":[],"media":"sec.gov","original_id":"AN35282526000029-FSTR","pdf_url":"","pub_time":1777867200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"FSTR","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000029/0000352825-26-000029-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/352825/000035282526000029/fstr-20260331.htm","primary":true,"translateUrl":"","linkName":"fstr-20260331.htm","type":"10-Q","id":"NTFILEApvkWiwTzue4H1G1","market":"us","size":918533},{"description":"EX-10.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000029/ex-101q12026.htm","primary":false,"translateUrl":"","linkName":"ex-101q12026.htm","type":"EX-10.1","id":"NTFILEVmqr9bLhWaDPwdEr","market":"us","size":45793},{"description":"EX-10.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000029/ex-102q12026.htm","primary":false,"translateUrl":"","linkName":"ex-102q12026.htm","type":"EX-10.2","id":"NTFILEE8YT8gmW1zD7n3zM","market":"us","size":74902},{"description":"EX-31.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000029/ex-311q12026.htm","primary":false,"translateUrl":"","linkName":"ex-311q12026.htm","type":"EX-31.1","id":"NTFILEE7wKhoMRzxrkyZcT","market":"us","size":9835},{"description":"EX-31.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000029/ex-312q12026.htm","primary":false,"translateUrl":"","linkName":"ex-312q12026.htm","type":"EX-31.2","id":"NTFILEBpTufx2S93CxWp5e","market":"us","size":10147},{"description":"EX-32.0","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000029/ex-320q12026.htm","primary":false,"translateUrl":"","linkName":"ex-320q12026.htm","type":"EX-32.0","id":"NTFILE2wQffzyPBnTybXA8","market":"us","size":7322},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000029/fstr-20260331_g1.gif","primary":false,"translateUrl":"","linkName":"fstr-20260331_g1.gif","type":"GRAPHIC","id":"NTFILEFr1oaTJZNmX1Qmd5","market":"us","size":40353}],"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":"2026-05-04 12:00","pubTimestamp":1777867200,"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":"21206040","market":"us","labels":[],"media":"sec.gov","original_id":"AN35282526000026-FSTR","pdf_url":"","pub_time":1777867200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"FSTR","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000026/0000352825-26-000026-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\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/352825/000035282526000026/ex-991q12026.htm","primary":true,"translateUrl":"","linkName":"ex-991q12026.htm","type":"EX-99.1","id":"NTFILE5F57gCuzSR7ELwxS","market":"us","size":257255},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000026/fstr-20260504.htm","primary":false,"translateUrl":"","linkName":"fstr-20260504.htm","type":"8-K","id":"NTFILEEHhe34ttWiC2mxtz","market":"us","size":30891},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000026/lbf-corporatexlogo_linearx.gif","primary":false,"translateUrl":"","linkName":"lbf-corporatexlogo_linearx.gif","type":"GRAPHIC","id":"NTFILE5zwax3EjFJX4cVGD","market":"us","size":41967}],"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":"2026-05-04 12:00","pubTimestamp":1777867200,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20832755","market":"us","labels":[],"media":"sec.gov","original_id":"AN195824426000143-FSTR","pdf_url":"","pub_time":1773374400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"FSTR","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/352825/000195824426000143/0001958244-26-000143-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/352825/000195824426000143/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILEmPhWUBJ44KKhZ5Aw","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":"2026-03-13 12:00","pubTimestamp":1773374400,"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":"20823668","market":"us","labels":[],"media":"sec.gov","original_id":"AN195824426000136-FSTR","pdf_url":"","pub_time":1773201600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"FSTR","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/352825/000195824426000136/0001958244-26-000136-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/352825/000195824426000136/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILEBrzB3mARVqnoJTua","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":"2026-03-11 12:00","pubTimestamp":1773201600,"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":"20820747","market":"us","labels":[],"media":"sec.gov","original_id":"AN195824426000133-FSTR","pdf_url":"","pub_time":1773176594000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"FSTR","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/352825/0001958244-26-000133-index.html","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/352825/000195824426000133/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE8fBkPMMR1XQbEoEM","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":"2026-03-11 05:03","pubTimestamp":1773176594,"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":"20809776","market":"us","labels":[],"media":"sec.gov","original_id":"AN195824426000124-FSTR","pdf_url":"","pub_time":1772773200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"FSTR","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/352825/000195824426000124/0001958244-26-000124-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/352825/000195824426000124/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILECmJJYJ5kZaQJDbiN","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":"2026-03-06 13:00","pubTimestamp":1772773200,"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":"20804790","market":"us","labels":[],"media":"sec.gov","original_id":"AN195824426000119-FSTR","pdf_url":"","pub_time":1772686800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"FSTR","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/352825/000195824426000119/0001958244-26-000119-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/352825/000195824426000119/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILEDjN45PctmtYymk1P","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":"2026-03-05 13:00","pubTimestamp":1772686800,"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":"20804147","market":"us","labels":[],"media":"sec.gov","original_id":"AN35282526000016-FSTR","pdf_url":"","pub_time":1772686800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"FSTR","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/352825/000035282526000016/0000352825-26-000016-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/352825/000035282526000016/fstr-20251231.htm","primary":true,"translateUrl":"","linkName":"fstr-20251231.htm","type":"10-K","id":"NTFILE3fabHg7vqMb2Ywj2","market":"us","size":2076919},{"description":"EX-4.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000016/a202510kex-41.htm","primary":false,"translateUrl":"","linkName":"a202510kex-41.htm","type":"EX-4.1","id":"NTFILEDVWmtbpLRCCqednF","market":"us","size":20098},{"description":"EX-10.38","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000016/a202510-kexx1038.htm","primary":false,"translateUrl":"","linkName":"a202510-kexx1038.htm","type":"EX-10.38","id":"NTFILE854TiMk19MU6qZv5","market":"us","size":43253},{"description":"EX-10.39","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000016/a202510-kexx1039.htm","primary":false,"translateUrl":"","linkName":"a202510-kexx1039.htm","type":"EX-10.39","id":"NTFILEAKQWZNr1cSGCYJpr","market":"us","size":89880},{"description":"EX-19.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000016/a202510-kexx191.htm","primary":false,"translateUrl":"","linkName":"a202510-kexx191.htm","type":"EX-19.1","id":"NTFILEMFKEvRpquMu7YVRj","market":"us","size":55899},{"description":"EX-21","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000016/a202510kex-21.htm","primary":false,"translateUrl":"","linkName":"a202510kex-21.htm","type":"EX-21","id":"NTFILEF7kZBQmMefcqJ3CP","market":"us","size":9543},{"description":"EX-23","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000016/a202510kex-23.htm","primary":false,"translateUrl":"","linkName":"a202510kex-23.htm","type":"EX-23","id":"NTFILE8B6uiSDEjERpQYza","market":"us","size":7444},{"description":"EX-31.1","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000016/a202510kex-311.htm","primary":false,"translateUrl":"","linkName":"a202510kex-311.htm","type":"EX-31.1","id":"NTFILE6bMavcQyTgprqizk","market":"us","size":11582},{"description":"EX-31.2","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000016/a202510kex-312.htm","primary":false,"translateUrl":"","linkName":"a202510kex-312.htm","type":"EX-31.2","id":"NTFILE7D6pmktWdAq3ShA8","market":"us","size":11752},{"description":"EX-32.0","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000016/a202510kex-320.htm","primary":false,"translateUrl":"","linkName":"a202510kex-320.htm","type":"EX-32.0","id":"NTFILE83TdQdRAZwDUyiz7","market":"us","size":7662},{"description":"EX-97","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000016/a202510kex-97.htm","primary":false,"translateUrl":"","linkName":"a202510kex-97.htm","type":"EX-97","id":"NTFILE4P5RsCvuxUbZ5U9V","market":"us","size":31290},{"description":"","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000016/fstr-20251231_g1.gif","primary":false,"translateUrl":"","linkName":"fstr-20251231_g1.gif","type":"GRAPHIC","id":"NTFILEFsCxu1vg9Nwnhdnf","market":"us","size":40353}],"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":"2026-03-05 13:00","pubTimestamp":1772686800,"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},{"cdn_pdf":false,"hasAttachments":true,"id":"20790032","market":"us","labels":[],"media":"sec.gov","original_id":"AN35282526000011-FSTR","pdf_url":"","pub_time":1772514000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"FSTR","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000011/0000352825-26-000011-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\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/352825/000035282526000011/ex-991q42025.htm","primary":true,"translateUrl":"","linkName":"ex-991q42025.htm","type":"EX-99.1","id":"NTFILE4CXHP1PykpXJCHpo","market":"us","size":340187},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000011/fstr-20260303.htm","primary":false,"translateUrl":"","linkName":"fstr-20260303.htm","type":"8-K","id":"NTFILE56r2soWSLUJdw3ez","market":"us","size":30976},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/352825/000035282526000011/lbf-corporatexlogo_linearxa.gif","primary":false,"translateUrl":"","linkName":"lbf-corporatexlogo_linearxa.gif","type":"GRAPHIC","id":"NTFILEDBRRxLSmRdMANSGc","market":"us","size":41967}],"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":"2026-03-03 13:00","pubTimestamp":1772514000,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20534968","market":"us","labels":[],"media":"sec.gov","original_id":"AN35282525000140-FSTR","pdf_url":"","pub_time":1765774800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"FSTR","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/352825/000035282525000140/0000352825-25-000140-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 9.01: Financial Statements and Exhibits","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/352825/000035282525000140/fstr-20251212.htm","primary":true,"translateUrl":"","linkName":"fstr-20251212.htm","type":"8-K","id":"NTFILEFWuUntMzVJ3hhZsZ","market":"us","size":30234}],"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":"2025-12-15 13:00","pubTimestamp":1765774800,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20528912","market":"us","labels":[],"media":"sec.gov","original_id":"AN92189525003325-FSTR","pdf_url":"","pub_time":1765515600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"FSTR","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/352825/000092189525003325/0000921895-25-003325-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/352825/000092189525003325/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE93NJwAn2on8FP3Cr","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":"2025-12-12 13:00","pubTimestamp":1765515600,"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":"20496466","market":"us","labels":[],"media":"sec.gov","original_id":"AN35282525000137-FSTR","pdf_url":"","pub_time":1764910800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"FSTR","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/352825/000035282525000137/0000352825-25-000137-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 9.01: Financial Statements and Exhibits","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/352825/000035282525000137/fstr-20251203.htm","primary":true,"translateUrl":"","linkName":"fstr-20251203.htm","type":"8-K","id":"NTFILEFABSro7qbh1T9Sry","market":"us","size":31308}],"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":"2025-12-05 13:00","pubTimestamp":1764910800,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20385563","market":"us","labels":[],"media":"sec.gov","original_id":"AN195824425004445-FSTR","pdf_url":"","pub_time":1762491600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"FSTR","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/352825/000195824425004445/0001958244-25-004445-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/352825/000195824425004445/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE35eTeQ8vkyTdth8C","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":"2025-11-07 13:00","pubTimestamp":1762491600,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":11,"pageCount":1,"totalSize":205,"code":"91000000","status":"200"}]}}