Tigo Energy (TYGO) shares sank 38% after the company reported late Tuesday a plunge in Q2 adjusted earnings before interest, tax, depreciation, and amortization, and revenue growth that lagged its expectations.

More than 8.7 million shares of the company traded intraday on Wednesday compared with a daily average of about 1.16 million.

USANA Health Sciences (USNA) reported a year-over-year decline in net sales and swung to an adjusted diluted loss per share in Q2.

Shares slumped 35% as intraday trading volume climbed to over 504,000 from the stock's daily average of about 113,000.

SpaceX (SPCX) reported Q2 capital expenditures of $18.37 billion, up from $2.83 billion a year ago, taking the shine off a narrower-than-expected loss and above-consensus revenue growth.

Shares declined 13%, with intraday trading volume rising to over 145.6 million from a daily average of about 110.3 million.

Price: 1.27, Change: -0.78, Percent Change: -37.99