Gainers

• Calyxt (NASDAQ:CLXT) stock increased by 140.3% to $0.45 during Tuesday's pre-market session. The company's market cap stands at $21.7 million.
• Celyad Oncology (NASDAQ:CYAD) shares increased by 117.77% to $1.74. The company's market cap stands at $39.3 million.
• Vallon Pharmaceuticals (NASDAQ:VLON) shares moved upwards by 17.62% to $0.32. The company's market cap stands at $4.3 million.
• Cardio Diagnostics Hldgs (NASDAQ:CDIO) shares moved upwards by 17.18% to $1.5. The company's market cap stands at $14.2 million.
• Immuron (NASDAQ:IMRN) shares moved upwards by 14.99% to $2.3. The market value of their outstanding shares is at $13.0 million.
• Leap Therapeutics (NASDAQ:LPTX) stock rose 13.26% to $0.66. The company's market cap stands at $65.3 million.

Losers

• Viveve Medical (NASDAQ:VIVE) stock declined by 66.3% to $0.29 during Tuesday's pre-market session. The company's market cap stands at $3.1 million.
• Acer Therapeutics (NASDAQ:ACER) stock declined by 17.34% to $2.48. The market value of their outstanding shares is at $48.8 million.
• Cyclacel Pharmaceuticals (NASDAQ:CYCC) stock fell 10.63% to $0.86. The company's market cap stands at $10.7 million.
• Revelation Biosciences (NASDAQ:REVB) stock decreased by 9.81% to $0.24. The market value of their outstanding shares is at $5.6 million.
• IMAC Holdings (NASDAQ:BACK) stock decreased by 9.6% to $0.28. The market value of their outstanding shares is at $9.1 million.
• HOOKIPA Pharma (NASDAQ:HOOK) stock declined by 9.0% to $0.91. The market value of their outstanding shares is at $49.7 million. See Also:

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