0001209191-22-061242.txt : 20221214 0001209191-22-061242.hdr.sgml : 20221214 20221214165424 ACCESSION NUMBER: 0001209191-22-061242 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20221212 FILED AS OF DATE: 20221214 DATE AS OF CHANGE: 20221214 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Atlas Venture Fund XI, L.P. CENTRAL INDEX KEY: 0001708269 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40431 FILM NUMBER: 221462769 BUSINESS ADDRESS: STREET 1: 400 TECHNOLOGY SQUARE STREET 2: 10TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 BUSINESS PHONE: 857-201-2700 MAIL ADDRESS: STREET 1: 400 TECHNOLOGY SQUARE STREET 2: 10TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Day One Biopharmaceuticals, Inc. CENTRAL INDEX KEY: 0001845337 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 832415215 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 2000 SIERRA POINT PARKWAY, SUITE 501 CITY: BRISBANE STATE: CA ZIP: 94080-1930 BUSINESS PHONE: 650 484-0899 MAIL ADDRESS: STREET 1: 2000 SIERRA POINT PARKWAY, SUITE 501 CITY: BRISBANE STATE: CA ZIP: 94080-1930 FORMER COMPANY: FORMER CONFORMED NAME: Day One Biopharmaceuticals Holding Co LLC DATE OF NAME CHANGE: 20210209 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2022-12-12 0 0001845337 Day One Biopharmaceuticals, Inc. DAWN 0001708269 Atlas Venture Fund XI, L.P. 300 TECHNOLOGY SQUARE, 8TH FLOOR CAMBRIDGE MA 02139 0 0 1 0 Common Stock 2022-12-12 4 J 0 600854 0.00 D 6008534 D Represents a pro rata distribution, and not a purchase or sale of securities, by Atlas Venture Fund XI, L.P. ("Atlas Venture Fund XI") to its general partner and limited partners without additional consideration. This distribution was effected pursuant to a plan adopted by Atlas Venture Fund XI pursuant to Rule 10b5-1 on August 19, 2022. Atlas Venture Fund XI, L.P., By: Atlas Venture Associates XI, L.P., its general partner, By: Atlas Venture Associates XI, LLC, its general partner, By: Ommer Chohan, Chief Financial Officer /s/ Ommer Chohan 2022-12-14