0000950170-24-081522.txt : 20240703 0000950170-24-081522.hdr.sgml : 20240703 20240703161506 ACCESSION NUMBER: 0000950170-24-081522 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240701 FILED AS OF DATE: 20240703 DATE AS OF CHANGE: 20240703 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Graves Kurt CENTRAL INDEX KEY: 0001406337 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-37465 FILM NUMBER: 241100289 MAIL ADDRESS: STREET 1: C/O ACHILLION PHARMACEUTICALS INC. STREET 2: 300 GEORGE STREET CITY: NEW HAVEN STATE: CT ZIP: 06511 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Seres Therapeutics, Inc. CENTRAL INDEX KEY: 0001609809 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 274326290 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 200 SIDNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02139 BUSINESS PHONE: 617 945 9626 MAIL ADDRESS: STREET 1: 200 SIDNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02139 FORMER COMPANY: FORMER CONFORMED NAME: Seres Health, Inc. DATE OF NAME CHANGE: 20140603 4 1 ownership.xml 4 X0508 4 2024-07-01 0001609809 Seres Therapeutics, Inc. MCRB 0001406337 Graves Kurt C/O SERES THERAPEUTICS, INC. 101 CAMBRIDGE PARK DRIVE CAMBRIDGE MA 02140 true false false false false Stock Option (right to buy) 0.72 2024-07-01 4 A false 64564 0.00 A 2034-06-30 Common Stock 64564 64564 D The option vests and becomes exercisable in four equal quarterly installments occurring on October 1, 2024, January 1, 2025, April 1, 2025 and July 1, 2025, provided that if the Company's 2025 annual meeting of stockholders occurs before July 1, 2025, the final quarterly vesting installment will vest on the day immediately prior to the date of such annual meeting, in each case, subject to the reporting person continuing in service on the Board as a non-employee director through the applicable vesting date. /s/ Thomas J. DesRosier, Attorney-in-Fact 2024-07-03