Karyopharm Reports Fourth Quarter and Full Year 2023 Financial Results and Highlights Recent Company Progress

– Total Revenue of $146 Million and U.S. XPOVIO® (selinexor) Net Product Revenue of $112 Million for Full Year 2023, Meeting Company’s Guidance – – Top-Line Data Readouts from Three Pivotal Phase 3 Trials Evaluating Selinexor in Endometrial Cancer, Myelofibrosis and Multiple Myeloma…