Taysha Gene Therapies-Olema Pharmaceuticals, Exelixis, Genmab And Other Big Stocks Moving Lower In Monday's Pre-Market Session - Addex Therapeutics (NASDAQ:ADXN), Alumis (NASDAQ:ALMS)

U.S. stock futures were higher this morning, with the Dow futures gaining around 0.2% on Monday.Shares of Olema Pharmaceuticals Inc (NASDAQ:OLMA) fell 18.3% to $7.64 in pre-market trading after the company announced new data from the Phase 1b/2 trial of palazestrant plus ribociclib in ER+/HER2- metastatic breast cancer at ESMO 2025.Olema Pharmaceuticals shares dipped 18.3% to$ 7.64 in pre-market trading.Here are some other stocks moving lower in pre-market trading.Concord Medical Services Hldgs Ltd (NYSE:CC ...