X0708 D LIVE 0002138862 Estuary Biotherapeutics, Inc. 325 SHARON PARK DRIVE, #1020 MENLO PARK CA CALIFORNIA 94025 (650) 275-3840 DELAWARE Estuary Biotherapuetics, Inc. Corporation true 2022 Wayne E. Sackett c/o Estuary Biotherapeutics, Inc. 325 Sharon Park Drive, #1020 Menlo Park CA CALIFORNIA 94025 Executive Officer Director Jacob Bauer c/o Estuary Biotherapeutics, Inc. 325 Sharon Park Drive, #1020 Menlo Park CA CALIFORNIA 94025 Director Owen Smith c/o Estuary Biotherapeutics, Inc. 325 Sharon Park Drive, #1020 Menlo Park CA CALIFORNIA 94025 Director Emily Minkow c/o Estuary Biotherapeutics, Inc. 325 Sharon Park Drive, #1020 Menlo Park CA CALIFORNIA 94025 Director Biotechnology Decline to Disclose 06b false 2026-07-01 false true false 0 103654385 40654685 62999700 false 25 0 0 0 false Estuary Biotherapeutics, Inc. /s/ Wayne E. Sackett Wayne E. Sackett Chief Executive Officer 2026-10-14