0001209191-22-057645.txt : 20221117
0001209191-22-057645.hdr.sgml : 20221117
20221117174900
ACCESSION NUMBER: 0001209191-22-057645
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20221115
FILED AS OF DATE: 20221117
DATE AS OF CHANGE: 20221117
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: York Charles N II
CENTRAL INDEX KEY: 0001655962
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-40431
FILM NUMBER: 221399866
MAIL ADDRESS:
STREET 1: 901 S. MOPAC EXPRESSWAY
STREET 2: BARTON OAKS PLAZA ONE, SUITE 250
CITY: AUSTIN
STATE: TX
ZIP: 78746
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
2022-11-15
0
0001845337
Day One Biopharmaceuticals, Inc.
DAWN
0001655962
York Charles N II
2000 SIERRA POINT PARKWAY, SUITE 501
BRISBANE
CA
94080
0
1
0
0
COO, CFO and Secretary
Common Stock
2022-11-15
4
M
0
1375
A
295776
D
Common Stock
2022-11-16
4
S
0
430
21.4598
D
296497
D
Restricted Stock Units
2022-11-15
4
M
0
1375
0.00
D
Common Stock
1375
16500
D
Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock upon settlement for no consideration.
The sale of shares is for the sole purpose of covering the Reporting Person's tax liability with respect to the settlement of RSUs.
Includes 1,151 shares of Common Stock acquired under the Issuer's employee stock purchase plan on November 16, 2022.
The RSUs will vest as to 1/12 of the total award in quarterly installments on February 15th, May 15th, August 15th, and November 15th, subject to the Reporting Person's continued service to the Issuer on each vesting date.
/s/ Charles N. York II
2022-11-17