0000899243-21-005255.txt : 20210208 0000899243-21-005255.hdr.sgml : 20210208 20210208185518 ACCESSION NUMBER: 0000899243-21-005255 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210204 FILED AS OF DATE: 20210208 DATE AS OF CHANGE: 20210208 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: DesRosier Thomas CENTRAL INDEX KEY: 0001435744 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-37465 FILM NUMBER: 21603089 MAIL ADDRESS: STREET 1: 65 HAYDEN AVENUE CITY: LEXINGTON STATE: MA ZIP: 02421 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Seres Therapeutics, Inc. CENTRAL INDEX KEY: 0001609809 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] 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 doc4.xml FORM 4 SUBMISSION X0306 4 2021-02-04 0 0001609809 Seres Therapeutics, Inc. MCRB 0001435744 DesRosier Thomas C/O SERES THERAPEUTICS, INC. 200 SIDNEY STREET CAMBRIDGE MA 02139 0 1 0 0 Chief Legal Officer and EVP Stock Option (Right to Buy) 26.34 2021-02-04 4 A 0 100000 0.00 A 2031-02-03 Common Stock 100000 100000 D The option will vest as to 25% of the shares on February 4, 2022. The remainder of the shares will vest in 12 equal quarterly installments thereafter. /s/ Thomas J. DesRosier 2021-02-08