02:34 PM EDT, 03/19/2025 (MT Newswires) -- OmniAb ( OABI ) reported a Q4 net loss late Tuesday and gave 2025 revenue guidance that missed estimates by analysts.

Shares slumped 20% as intraday volume topped 1.74 million shares versus the daily average of almost 532,000.

HealthEquity ( HQY ) shares tumbled 19% after the company's fiscal Q4 earnings trailed market estimates.

Volume topped 4.42 million versus the daily average of almost 770,000.

Organovo Holdings ( ONVO ) announced a 1-for-12 reverse stock split to help regain compliance with the minimum bid price requirement for continued listing on the Nasdaq Capital Market.

Shares plunged 36% as volume topped 3.01 million versus the daily average of almost 8.04 million.

Price: 2.54, Change: -0.65, Percent Change: -20.38