Gainers

• Vistagen Therapeutics (NASDAQ:VTGN) stock rose 22.5% to $8.62 during Wednesday's after-market session. Trading volume for this security closed at 4.6 million, accounting for 394.0% of its average full-day volume over the last 100 days. The market value of their outstanding shares is at $68.8 million.
• AIM ImmunoTech (AMEX:AIM) shares rose 11.69% to $0.64. The market value of their outstanding shares is at $30.7 million.
• Tenon Medical (NASDAQ:TNON) shares moved upwards by 10.45% to $0.26. Tenon Medical's trading volume hit 156.5K shares by close, accounting for 23.3% of its average volume over the last 100 days. The company's market cap stands at $5.6 million. The company's, Q2 earnings came out yesterday.
• Virpax Pharmaceuticals (NASDAQ:VRPX) shares increased by 10.19% to $0.95. The market value of their outstanding shares is at $11.1 million.
• PMV Pharma (NASDAQ:PMVP) stock increased by 10.13% to $9.55. The market value of their outstanding shares is at $437.1 million. As per the news, the Q2 earnings report came out today.
• LogicMark (NASDAQ:LGMK) shares moved upwards by 9.31% to $2.7. The market value of their outstanding shares is at $3.4 million.

Losers

• Galera Therapeutics (NASDAQ:GRTX) stock declined by 83.2% to $0.38 during Wednesday's after-market session. Trading volume for this security closed at 8.6 million, accounting for 1034.8% of its average full-day volume over the last 100 days. The market value of their outstanding shares is at $16.1 million.
• Organogenesis Hldgs (NASDAQ:ORGO) stock fell 41.0% to $2.0. At the close, Organogenesis Hldgs's trading volume reached 194.3K shares. This is 17.7% of its average volume over the last 100 days. The company's market cap stands at $262.5 million. As per the press release, Q2 earnings came out today.
• Matinas BioPharma Hldgs (AMEX:MTNB) shares declined by 15.16% to $0.28. Today's trading volume for this security ended up closing at 153.6K shares, which is 32.0 percent of its average volume over the last 100 days. The company's market cap stands at $61.6 million. The company's, Q2 earnings came out today.
• Infinity Pharmaceuticals (NASDAQ:INFI) shares decreased by 12.4% to $0.1. Infinity Pharmaceuticals's trading volume hit 2.3 million shares by close, accounting for 86.5% of its average volume over the last 100 days. The company's market cap stands at $9.0 million.
• Akso Health Group (NASDAQ:AHG) shares declined by 11.88% to $0.32. The market value of their outstanding shares is at $7.3 million.
• Aceragen (NASDAQ:ACGN) shares declined by 9.3% to $0.53. The company's market cap stands at $4.4 million. See Also:

This article was generated by Benzinga's automated content engine and reviewed by an editor.