Gainers

• NKGen Biotech (NASDAQ:NKGN) stock increased by 62.4% to $1.4 during Tuesday's after-market session. The company's market cap stands at $30.6 million.
• vTv Therapeutics (NASDAQ:VTVT) stock moved upwards by 13.17% to $15.55. The company's market cap stands at $32.4 million.
• Cerus (NASDAQ:CERS) stock increased by 9.09% to $2.16. The company's market cap stands at $391.3 million. The company's, Q4 earnings came out today.
• Sophia Genetics (NASDAQ:SOPH) stock increased by 7.32% to $6.01. The company's market cap stands at $391.4 million. The company's, Q4 earnings came out today.
• YS Biopharma Co (NASDAQ:YS) stock rose 6.36% to $0.65. The market value of their outstanding shares is at $122.1 million.
• Aldeyra Therapeutics (NASDAQ:ALDX) shares increased by 6.1% to $4.17. The company's market cap stands at $245.2 million.

Losers

• Heart Test Laboratories (NASDAQ:HSCS) shares decreased by 22.2% to $0.14 during Tuesday's after-market session. The market value of their outstanding shares is at $8.8 million.
• Marinus Pharma (NASDAQ:MRNS) stock decreased by 12.56% to $8.08. The company's market cap stands at $440.9 million. As per the press release, Q4 earnings came out today.
• Compass Therapeutics (NASDAQ:CMPX) shares declined by 10.39% to $1.64. The company's market cap stands at $209.0 million.
• Cara Therapeutics (NASDAQ:CARA) shares decreased by 8.8% to $0.83. The market value of their outstanding shares is at $45.2 million. The company's, Q4 earnings came out yesterday.
• CareMax (NASDAQ:CMAX) stock fell 8.42% to $10.89. The company's market cap stands at $40.7 million.
• Envoy Medical (NASDAQ:COCH) shares fell 8.01% to $8.5. The market value of their outstanding shares is at $166.1 million.

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