In 17 pts with V600 mutated tumors (excluding CRC) treated with prior MAPKi, 3 (18%) had PR and 5 (29%) had SD. In V600 mutated tumors, PRs occurred in 6 (55%) gliomas, 3 (100%) ovarian cancers, and 1 each in CRC (7%), small bowel (50%), papillary thyroid (13%) and anaplastic thyroid (25%) cancers....As single agent anticancer therapy, FORE8394 had antitumor activity in various tumors with BRAF alterations, including pts previously treated with MAPKi and pts with BRAF fusions.