Gainers

• Bright Green BGXX shares increased by 251.2% to $1.83 during Wednesday's regular session. The current volume of 81.8 million shares is 25935.4% of Bright Green's average full-day volume over the last 100 days (last updated at 12:30 EST). The company's market cap stands at $310.7 million.
• Erytech Pharma ERYP stock increased by 47.76% to $1.33. Trading volume for Erytech Pharma's stock is 281.1K as of 12:30 EST. This is 628.2% of its average full-day volume over the last 100 days. The market value of their outstanding shares is at $41.2 million.
• Quoin Pharmaceuticals QNRX stock moved upwards by 32.93% to $2.22. Quoin Pharmaceuticals's stock is trading at a volume of 13.7 million shares as of 12:30 EST. This is 11076.2% of its average full-day volume over the last 100 days. The market value of their outstanding shares is at $10.7 million.
• Chembio Diagnostics CEMI stock rose 23.47% to $0.44. The current volume of 6.1 million shares is 1457.5% of Chembio Diagnostics's average full-day volume over the last 100 days (last updated at 12:30 EST). The market value of their outstanding shares is at $16.3 million.
• F-star Therapeutics FSTX stock increased by 20.31% to $4.95. As of 12:30 EST, this security is trading at a volume of 1.4 million shares, making up 282.6% of its average full-day volume over the last 100 days. The market value of their outstanding shares is at $108.7 million.
• Aethlon Medical AEMD stock moved upwards by 18.96% to $0.69. Aethlon Medical's stock is trading at a volume of 1.1 million shares as of 12:30 EST. This is 109.3% of its average full-day volume over the last 100 days. The company's market cap stands at $15.8 million.

Losers

• Taysha Gene Therapies TSHA stock decreased by 29.0% to $1.17 during Wednesday's regular session. Taysha Gene Therapies's stock is trading at a volume of 3.6 million shares as of 12:30 EST. This is 431.2% of its average full-day volume over the last 100 days. The market value of their outstanding shares is at $72.7 million.
• Invacare IVC shares decreased by 21.49% to $0.53. The market value of their outstanding shares is at $20.0 million.
• Evelo Biosciences EVLO shares decreased by 21.16% to $0.82. The current volume of 594.7K shares is 496.7% of Evelo Biosciences's average full-day volume over the last 100 days (last updated at 12:30 EST). The company's market cap stands at $89.8 million.
• G Medical Innovations GMVD stock fell 17.27% to $4.13. As of 12:30 EST, G Medical Innovations's stock is trading at a volume of 241.7K, which is 30.2% of its average full-day volume over the last 100 days. The market value of their outstanding shares is at $5.8 million.
• Tenax Therapeutics TENX shares declined by 16.75% to $1.76. Tenax Therapeutics's stock is trading at a volume of 122.5K shares as of 12:30 EST. This is 35.2% of its average full-day volume over the last 100 days. The company's market cap stands at $4.0 million.
• Calithera Biosciences CALA stock decreased by 16.44% to $0.34. Calithera Biosciences's stock is trading at a volume of 356.7K shares as of 12:30 EST. This is 136.6% of its average full-day volume over the last 100 days. The company's market cap stands at $1.6 million. See Also: www.benzinga.com/money/best-healthcare-stocks/

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