0001209191-23-004045.txt : 20230119
0001209191-23-004045.hdr.sgml : 20230119
20230119170247
ACCESSION NUMBER: 0001209191-23-004045
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20230117
FILED AS OF DATE: 20230119
DATE AS OF CHANGE: 20230119
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: 23538067
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: 94005
BUSINESS PHONE: 650 484-0899
MAIL ADDRESS:
STREET 1: 2000 SIERRA POINT PARKWAY, SUITE 501
CITY: BRISBANE
STATE: CA
ZIP: 94005
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
2023-01-17
0
0001845337
Day One Biopharmaceuticals, Inc.
DAWN
0001655962
York Charles N II
2000 SIERRA POINT PARKWAY, SUITE 501
BRISBANE
CA
94005
0
1
0
0
COO, CFO and Secretary
Stock Option (right to buy Common Stock)
20.87
2023-01-17
4
A
0
116000
0.00
A
2033-01-16
Common Stock
116000
116000
D
Restricted Stock Units
2023-01-17
4
A
0
36000
0.00
A
Common Stock
36000
36000
D
The option vests as to 1/48th of the total shares monthly, commencing February 17, 2023, subject to the Reporting Person's provision of service to the Issuer on each vesting date.
Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock upon settlement.
The RSUs vest as to 1/16th of the total award in quarterly installments on February 15, May 15, August 15 and November 15, subject to the Reporting Person's provision of service to the Issuer on each vesting date.
/s/ Charles N. York II
2023-01-19