Why Is Foghorn Therapeutics ( $FHTX) Stock Down -47.34% Today? (Find out why any stock moved today on Tickeron.) Shares plunged roughly 47% after Foghorn Therapeutics (FHTX) and Eli Lilly (LLY) mutually agreed to discontinue their lead oncology program. The companies halted development of FHD-909, a SMARCA2 inhibitor, after Phase 1 data showed favorable safety but insufficient efficacy to justify advancement. A second collaborative program — the selective SMARCA2 degrader — was also dropped, effectively ending the partnership. $ARVN $DNLI $EDIT $KURA