0001415889-24-011805.txt : 20240430
0001415889-24-011805.hdr.sgml : 20240430
20240430182827
ACCESSION NUMBER: 0001415889-24-011805
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20240426
FILED AS OF DATE: 20240430
DATE AS OF CHANGE: 20240430
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Webster Stephen W
CENTRAL INDEX KEY: 0001438421
ORGANIZATION NAME:
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-38663
FILM NUMBER: 24899126
MAIL ADDRESS:
STREET 1: C/O OPTIMER PHARMACEUTICALS, INC
STREET 2: 101 HUDSON STREET
CITY: SAN DIEGO
STATE: CA
ZIP: 07302
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: Gritstone bio, Inc.
CENTRAL INDEX KEY: 0001656634
STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
ORGANIZATION NAME: 03 Life Sciences
IRS NUMBER: 000000000
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
BUSINESS ADDRESS:
STREET 1: 5959 HORTON STREET, SUITE 300
CITY: EMERYVILLE
STATE: CA
ZIP: 94608
BUSINESS PHONE: (510) 871-6100
MAIL ADDRESS:
STREET 1: 5959 HORTON STREET, SUITE 300
CITY: EMERYVILLE
STATE: CA
ZIP: 94608
FORMER COMPANY:
FORMER CONFORMED NAME: Gritstone Oncology, Inc.
DATE OF NAME CHANGE: 20151023
4
1
form4-04302024_100421.xml
X0508
4
2024-04-26
0001656634
Gritstone bio, Inc.
GRTS
0001438421
Webster Stephen W
C/O GRITSTONE BIO, INC.
5959 HORTON STREET, SUITE 300
EMERYVILLE
CA
94608
true
false
false
false
0
Stock Option (Right to Buy)
0.81
2024-04-26
4
A
0
103600
0
A
2034-04-25
Common Stock
103600
103600
D
The option vests as to 1/36th of the total grant monthly beginning May 26, 2024 until such time as the option is 100% vested, subject to the continued service of the Reporting Person on each vesting date.
/s/ Vassiliki Economides, Attorney-in-Fact for Stephen W. Webster
2024-04-30