0001871131-24-000002.txt : 20240208 0001871131-24-000002.hdr.sgml : 20240208 20240208170648 ACCESSION NUMBER: 0001871131-24-000002 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240206 FILED AS OF DATE: 20240208 DATE AS OF CHANGE: 20240208 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Kanner Steven CENTRAL INDEX KEY: 0001871131 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40631 FILM NUMBER: 24610053 MAIL ADDRESS: STREET 1: CARIBOU BIOSCIENCES, 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] ORGANIZATION NAME: 03 Life Sciences 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 wk-form4_1707429995.xml FORM 4 X0508 4 2024-02-06 0 0001619856 Caribou Biosciences, Inc. CRBU 0001871131 Kanner Steven C/O CARIBOU BIOSCIENCES, INC. 2929 7TH STREET, SUITE 105 BERKELEY CA 94710 0 1 0 0 Chief Scientific Officer 0 Common Stock 2024-02-06 4 M 0 30577 2.69 A 354037 D Option to purchase Common Stock 2.69 2024-02-06 4 M 0 30577 0 D 2029-09-30 Common Stock 30577 21623 D 1/4th of the shares subject to this option vested on October 1, 2020 and an additional 1/48th of the aggregate number of shares subject to the option have vested or will vest on the corresponding day of each month thereafter, subject to the reporting person's continued services to the Issuer through the applicable vesting dates. /s/ Barbara G. McClung, as attorney-in-fact 2024-02-08