Gainers

• Madrigal Pharmaceuticals(NASDAQ:MDGL) stock rose 232.5% to $212.11 during Monday's regular session. Trading volume for Madrigal Pharmaceuticals's stock is 6.6 million as of 12:30 EST. This is 2108.8% of its average full-day volume over the last 100 days. The market value of their outstanding shares is at $3.6 billion.
• Soleno Therapeutics(NASDAQ:SLNO) stock increased by 145.73% to $2.23. Soleno Therapeutics's stock is trading at a volume of 54.5 million shares as of 12:30 EST. This is 84775.2% of its average full-day volume over the last 100 days. The company's market cap stands at $18.1 million.
• Axcella Health (NASDAQ:AXLA) stock rose 109.74% to $0.34. As of 12:30 EST...