Gainers
BioAtla, Inc. (NASDAQ: BCAB) gained 50.1% to $5.42 following Q2 results.
Euro Tech Holdings Company Limited (NASDAQ: CLWT) surged 39.5% to $2.0380.
Gainers
ObsEva SA (NASDAQ: OBSV) shares rose 33.8% to $0.4080 in pre-market trading. ObsEva recently announced a $31 million debt retirement and $11 million debt refinancing.
Gainers
AeroClean Technologies, Inc. (NASDAQ: AERC) gained 60.1% to settle at $7.27 on Tuesday after the company was granted US patent for an air treatment system and method.
Gainers
Verona Pharma plc (NASDAQ: VRNA) shares jumped 83.6% to $12.70 after the company announced ensifentrine met its primary endpoint and secondary endpoints in the Phase 3 ENHANCE-2 trial for COPD. The company also reported Q2 earnings results.