Sunlands Technology Group (NASDAQ:STG) surged over 124% following an asset disposal announcement, accompanied by exceptionally high trading volume.Replimune Group (NASDAQ:REPL) shares jumped over 85% on news of its plan to resubmit a melanoma drug for FDA approval, also experiencing massive trading volume.Astrotech Corporation (NASDAQ:ASTC) continued its rally with a 69% climb after announcing a new initiative in lunar resource development.Several companies saw significant gains today, driven by specific co ...