X0708 D LIVE 0002160802 LeanBio Therapeutics, Inc. 80 PARK STREET APT PH BROOKLINE MA MASSACHUSETTS 02446 716-6557788 DELAWARE None None Corporation true 2026 Michal Preminger 80 Park Street Apt PH Brookline MA MASSACHUSETTS 02446 Executive Officer Director William Hait 80 Park Street Apt PH Brookline MA MASSACHUSETTS 02446 Executive Officer Director Biotechnology No Revenues 06b 4a5 false true true true true true false 0 Indefinite 0 Indefinite false 0 0 0 0 false LeanBio Therapeutics, Inc. /s/ Brian W. Pusch Brian W. Pusch Secretary 2026-10-21