0001868279 2026-03-05 2026-03-05 0001868279 false 8-K 2026-03-05 ARRIVENT BIOPHARMA, INC. DE 001-41929 86-3336099 18 Campus Boulevard Suite 100 Newtown Square PA 19073 628 277-4836 false false false false Common Stock, $0.0001 par value per share AVBP NASDAQ true false