0001104659-21-129148.txt : 20211022 0001104659-21-129148.hdr.sgml : 20211022 20211022201611 ACCESSION NUMBER: 0001104659-21-129148 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20211021 FILED AS OF DATE: 20211022 DATE AS OF CHANGE: 20211022 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Williams John Charles CENTRAL INDEX KEY: 0001890032 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40925 FILM NUMBER: 211341917 MAIL ADDRESS: STREET 1: 828 WINTER STREET STREET 2: SUITE 300 CITY: WALTHAM STATE: MA ZIP: 02451 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Xilio Therapeutics, Inc. CENTRAL INDEX KEY: 0001840233 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 851623397 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 828 WINTER STREET CITY: WALTHAM STATE: MA ZIP: 02451 BUSINESS PHONE: 617-833-1027 MAIL ADDRESS: STREET 1: 828 WINTER STREET CITY: WALTHAM STATE: MA ZIP: 02451 3 1 tm2130646-13_3seq1.xml OWNERSHIP DOCUMENT X0206 3 2021-10-21 0 0001840233 Xilio Therapeutics, Inc. XLO 0001890032 Williams John Charles 151 EAST HILLCREST BLVD. MONROVIA CA 91016 0 0 1 0 Common Stock 100080 D /s/ John Williams 2021-10-21