Delaware The First State Page 1 4062359 8100 Authentication: 203663607 SR# 20232896198 Date: 06-30-23 You may verify this certificate online at corp.delaware.gov/authver.shtml I, JEFFREY W. BULLOCK, SECRETARY OF STATE OF THE STATE OF DELAWARE, DO HEREBY CERTIFY THE ATTACHED IS A TRUE AND CORRECT COPY OF THE RESTATED CERTIFICATE OF “ANAPTYSBIO, INC.”, FILED IN THIS OFFICE ON THE TWENTY-NINTH DAY OF JUNE, A.D. 2023, AT 7:21 O`CLOCK P.M.