Gainers
Y-mAbs Therapeutics, Inc. (NASDAQ: YMAB) surged 26% to close at $2.24. Y-mAbs reported completion of pre-BLA meeting with the FDA for Omburtamab.
Gainers
Blackboxstocks (NASDAQ:BLBX) stock rose 13.7% to $2.33 during Wednesday's after-market session. The company's market cap stands at $30.1 million.