0001209191-21-037402.txt : 20210602
0001209191-21-037402.hdr.sgml : 20210602
20210602184034
ACCESSION NUMBER: 0001209191-21-037402
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20210201
FILED AS OF DATE: 20210602
DATE AS OF CHANGE: 20210602
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: 21990691
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
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Atlas Venture Opportunity Fund I, L.P.
CENTRAL INDEX KEY: 0001759241
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-40431
FILM NUMBER: 21990689
BUSINESS ADDRESS:
STREET 1: 400 TECHNOLOGY SQUARE, 10TH FLOOR
CITY: CAMBRIDGE
STATE: MA
ZIP: 02139
BUSINESS PHONE: 857-201-2700
MAIL ADDRESS:
STREET 1: 400 TECHNOLOGY SQUARE, 10TH FLOOR
CITY: CAMBRIDGE
STATE: MA
ZIP: 02139
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Atlas Venture Associates Opportunity I, L.P.
CENTRAL INDEX KEY: 0001780065
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-40431
FILM NUMBER: 21990688
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
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Atlas Venture Associates Opportunity I, LLC
CENTRAL INDEX KEY: 0001780066
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-40431
FILM NUMBER: 21990690
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
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Atlas Venture Associates XI, LLC
CENTRAL INDEX KEY: 0001780067
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-40431
FILM NUMBER: 21990686
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
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Atlas Venture Associates XI, L.P.
CENTRAL INDEX KEY: 0001780068
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-40431
FILM NUMBER: 21990687
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: 395 OYSTER POINT BLVD STE 217
CITY: SOUTH SAN FRANCISCO
STATE: CA
ZIP: 94080-1930
BUSINESS PHONE: 206-913-4300
MAIL ADDRESS:
STREET 1: 395 OYSTER POINT BLVD STE 217
CITY: SOUTH SAN FRANCISCO
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
2021-02-01
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
0001780066
Atlas Venture Associates Opportunity I, LLC
300 TECHNOLOGY SQUARE, 8TH FLOOR
CAMBRIDGE
MA
02139
0
0
1
0
0001759241
Atlas Venture Opportunity Fund I, L.P.
300 TECHNOLOGY SQUARE, 8TH FLOOR
CAMBRIDGE
MA
02139
0
0
1
0
0001780065
Atlas Venture Associates Opportunity I, L.P.
300 TECHNOLOGY SQUARE, 8TH FLOOR
CAMBRIDGE
MA
02139
0
0
1
0
0001780068
Atlas Venture Associates XI, L.P.
300 TECHNOLOGY SQUARE, 8TH FLOOR
CAMBRIDGE
MA
02139
0
0
1
0
0001780067
Atlas Venture Associates XI, LLC
300 TECHNOLOGY SQUARE, 8TH FLOOR
CAMBRIDGE
MA
02139
0
0
1
0
Common Stock
2021-06-01
4
C
0
7761380
A
7761380
I
See Footnote
Common Stock
2021-06-01
4
C
0
741396
A
741396
I
See Footnote
Common Stock
2021-06-01
4
P
0
250000
16.00
A
250000
I
See Footnote
Common Stock
2021-06-01
4
P
0
250000
16.00
A
250000
I
See Footnote
Series B Preferred Stock
2021-02-01
4
P
0
741396
0.00
A
Common Stock
741396
741396
I
See Footnote
Series A Preferred Stock
2021-06-01
4
C
0
7761380
0.00
D
Common Stock
7761380
0
I
See Footnote
Series B Preferred Stock
2021-06-01
4
C
0
741396
0.00
D
Common Stock
741396
0
I
See Footnote
The shares of the Issuer's Series A Preferred Stock automatically converted on a one-for-one basis into shares of the Issuer's Common Stock on May 26, 2021 in connection with the closing of the Issuer's sale of its Common Stock in its firm commitment initial public offering (the "IPO") pursuant to a registration statement on Form S-1 (File No. 333-255754) under the Securities Act of 1933, as amended (the "Registration Statement"), and had no expiration date.
The shares are held directly by Atlas Venture Fund XI, L.P. ("Fund XI"). The general partner of Fund XI is Atlas Venture Associates XI, L.P. ("AVA XI LP"). Atlas Venture Associates XI, LLC ("AVA XI LLC") is the general partner of AVA XI LP. Each of AVA XI LP and AVA XI LLC disclaims Section 16 beneficial ownership of the securities held by Fund XI, except to the extent of its pecuniary interest therein, if any.
The shares of the Issuer's Series B Preferred Stock automatically converted on a one-for-one basis into shares of the Issuer's Common Stock on May 26, 2021 in connection with the closing of the Issuer's sale of its Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.
The shares are held directly by Atlas Venture Opportunity Fund I, L.P. ("Atlas Venture Opportunity Fund I"). The general partner of Atlas Venture Opportunity Fund I is Atlas Venture Associates Opportunity I, L.P. ("AVAO I LP"). Atlas Venture Associates Opportunity I, LLC ("AVAO I LLC") is the general partner of AVAO I LP. Each of AVAO I LP and AVAO I LLC disclaims Section 16 beneficial ownership of the securities held by Atlas Venture Opportunity Fund I, except to the extent of its pecuniary interest therein, if any.
On June 1, 2021, Fund XI purchased 250,000 shares of common stock of the Issuer at a purchase price of $16.00 per share pursuant to an underwritten public offering.
On June 1, 2021, Atlas Venture Opportunity Fund I purchased 250,000 shares of common stock of the Issuer at a purchase price of $16.00 per share pursuant to an underwritten public offering.
The Reporting Person is reporting the purchase of these securities pursuant to Rule 16a-2(a) of the Securities Exchange Act of 1934, as amended. Each share of Series B Preferred Stock automatically converted into one share of Common Stock at the close of the Issuer's IPO and has no expiration date.
/s/ Ommer Chohan
2021-06-02