Gainers

• Bullfrog AI Hldgs (NASDAQ:BFRG) stock increased by 47.6% to $4.03 during Friday's pre-market session. The company's market cap stands at $22.7 million.
• Rubius Therapeutics (NASDAQ:RUBY) shares moved upwards by 31.71% to $0.15. The company's market cap stands at $13.5 million.
• Ardelyx (NASDAQ:ARDX) shares rose 17.3% to $3.39. The market value of their outstanding shares is at $673.1 million. The company's, Q4 earnings came out yesterday.
• Akari Therapeutics (NASDAQ:AKTX) shares rose 16.24% to $0.38. The market value of their outstanding shares is at $28.2 million.
• Milestone Scientific (AMEX:MLSS) shares rose 13.92% to $0.9. The company's market cap stands at $62.8 million.
• Conformis (NASDAQ:CFMS) stock increased by 10.46% to $1.9. The market value of their outstanding shares is at $14.2 million. As per the press release, Q4 earnings came out 2 days ago.

Losers

• Praxis Precision Medicine (NASDAQ:PRAX) shares decreased by 43.8% to $1.64 during Friday's pre-market session. The market value of their outstanding shares is at $85.9 million.
• Cidara Therapeutics (NASDAQ:CDTX) shares decreased by 16.58% to $1.51. The market value of their outstanding shares is at $108.1 million.
• OncoSec Medical (NASDAQ:ONCS) shares decreased by 15.17% to $2.35. The company's market cap stands at $6.9 million.
• Biophytis (NASDAQ:BPTS) stock decreased by 15.14% to $0.5. The market value of their outstanding shares is at $10.1 million.
• Lucira Health (NASDAQ:LHDX) stock decreased by 14.02% to $0.48. The market value of their outstanding shares is at $19.5 million.
• Biomerica (NASDAQ:BMRA) shares declined by 8.64% to $2.54. The company's market cap stands at $34.2 million. See Also:

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