0001209191-22-007860.txt : 20220208 0001209191-22-007860.hdr.sgml : 20220208 20220208192709 ACCESSION NUMBER: 0001209191-22-007860 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20220208 FILED AS OF DATE: 20220208 DATE AS OF CHANGE: 20220208 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: O'Byrne Jason CENTRAL INDEX KEY: 0001871145 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40631 FILM NUMBER: 22603382 MAIL ADDRESS: STREET 1: CARIBOU BIOCIENCES, INC. STREET 2: 2929 7TH STREET, SUITE 105 CITY: BERKELEY STATE: CA ZIP: 94710 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Caribou Biosciences, Inc. CENTRAL INDEX KEY: 0001619856 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 453728228 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 2929 7TH STREET, SUITE 105 CITY: BERKELEY STATE: CA ZIP: 94710 BUSINESS PHONE: 510-982-6030 MAIL ADDRESS: STREET 1: 2929 7TH STREET, SUITE 105 CITY: BERKELEY STATE: CA ZIP: 94710 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2022-02-08 0 0001619856 Caribou Biosciences, Inc. CRBU 0001871145 O'Byrne Jason C/O CARIBOU BIOSCIENCES, INC. 2929 7TH STREET, SUITE 105 BERKELEY CA 94710 0 1 0 0 Chief Financial Officer Common Stock 2022-02-08 4 M 0 24336 4.11 A 24336 D Option to purchase Common Stock 4.11 2022-02-08 4 M 0 24336 0.00 D 2031-03-29 Common Stock 24336 412865 D 1/4th of the shares subject to this option vested on February 8, 2022 and an additional 1/48th of the aggregate number of shares subject to the option will vest on the corresponding day of each month thereafter until the option is fully vested on February 8, 2025, subject to the reporting person's continued services to the Issuer through the applicable vesting dates. /s/ Barbara G. McClung, as attorney-in-fact 2022-02-08