0001209191-23-055554.txt : 20231116 0001209191-23-055554.hdr.sgml : 20231116 20231116172642 ACCESSION NUMBER: 0001209191-23-055554 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231115 FILED AS OF DATE: 20231116 DATE AS OF CHANGE: 20231116 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Byrnes Michael CENTRAL INDEX KEY: 0001619893 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39866 FILM NUMBER: 231415626 MAIL ADDRESS: STREET 1: C/O OCERA THERAPEUTICS, INC. STREET 2: 525 UNIVERSITY AVENUE, SUITE 610 CITY: PALO ALTO STATE: CA ZIP: 94301 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: eFFECTOR Therapeutics, Inc. CENTRAL INDEX KEY: 0001828522 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 853306396 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 142 NORTH CEDROS AVENUE, SUITE B CITY: SOLANA BEACH STATE: CA ZIP: 92075 BUSINESS PHONE: (858) 925-8215 MAIL ADDRESS: STREET 1: 142 NORTH CEDROS AVENUE, SUITE B CITY: SOLANA BEACH STATE: CA ZIP: 92075 FORMER COMPANY: FORMER CONFORMED NAME: Locust Walk Acquisition Corp. DATE OF NAME CHANGE: 20201015 4 1 doc4.xml FORM 4 SUBMISSION X0508 4 2023-11-15 0 0001828522 eFFECTOR Therapeutics, Inc. EFTR 0001619893 Byrnes Michael C/O EFFECTOR THERAPEUTICS, INC. 142 NORTH CEDROS AVENUE, SUITE B SOLANA BEACH CA 92075 0 1 0 0 Chief Financial Officer 0 Common Stock 2023-11-15 4 A 0 4524 0.4973 A 43271 D These shares were acquired under the eFFECTOR Therapeutics, Inc. 2021 Employee Stock Purchase Plan. /s/ Michael Byrnes 2023-11-16