IGM Biosciences, Inc. (NASDAQ:IGMS – Get Free Report) shot up 7.1% during trading on Thursday . The company traded as high as $8.97 and last traded at $8.93. 32,757 shares traded hands during trading, a decline of 88% from the average session volume of 279,517 shares. The stock had previously closed at $8.34. Analyst Ratings […]