Gainers

• Nanobiotix (NASDAQ:NBTX) shares rose 16.4% to $2.7 during Friday's after-market session. The company's market cap stands at $94.1 million.
• Avrobio (NASDAQ:AVRO) stock increased by 9.83% to $1.0. The market value of their outstanding shares is at $43.6 million.
• Biodesix (NASDAQ:BDSX) stock moved upwards by 9.26% to $2.24. The company's market cap stands at $89.3 million.
• Axcella Health (NASDAQ:AXLA) shares rose 9.23% to $2.01. The market value of their outstanding shares is at $105.6 million.
• Cabaletta Bio (NASDAQ:CABA) stock rose 7.62% to $1.27. The market value of their outstanding shares is at $36.8 million.
• SIGA Technologies (NASDAQ:SIGA) stock rose 6.45% to $18.3. SIGA Technologies's trading volume hit 2.7 million shares by close, accounting for 20.0% of its average volume over the last 100 days. The market value of their outstanding shares is at $1.3 billion.

Losers

• ThermoGenesis Holdings (NASDAQ:THMO) shares fell 14.6% to $0.23 during Friday's after-market session. Today's trading volume for this security ended up closing at 10.3 million shares, which is 515.5 percent of its average volume over the last 100 days. The company's market cap stands at $7.2 million.
• Reviva Pharmaceuticals (NASDAQ:RVPH) stock decreased by 7.22% to $0.59. Trading volume for this security closed at 1.4 million, accounting for 1912.8% of its average full-day volume over the last 100 days. The market value of their outstanding shares is at $8.9 million.
• BeyondSpring (NASDAQ:BYSI) shares declined by 6.48% to $1.3. The market value of their outstanding shares is at $50.6 million.
• Nuwellis (NASDAQ:NUWE) shares decreased by 5.82% to $0.53. The market value of their outstanding shares is at $5.5 million.
• Revelation Biosciences (NASDAQ:REVBU) stock declined by 5.69% to $0.83. This security traded at a volume of 368.0K shares come close, making up 81.9% of its average volume over the last 100 days.
• Cue Health (NASDAQ:HLTH) shares fell 5.03% to $3.21. The market value of their outstanding shares is at $473.3 million. See Also:

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