0001370053 2026-05-18 2026-05-18 --12-31 0001370053 false 8-K 2026-05-18 ANAPTYSBIO, INC. DE 001-37985 20-3828755 10770 Wateridge Circle, Suite 210 San Diego CA 92121 858 362-6295 N/A false false false false Common Stock, $0.001 par value ANAB NASDAQ false