0001209191-21-070825.txt : 20211221 0001209191-21-070825.hdr.sgml : 20211221 20211221174109 ACCESSION NUMBER: 0001209191-21-070825 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20211220 FILED AS OF DATE: 20211221 DATE AS OF CHANGE: 20211221 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Whiting Nancy CENTRAL INDEX KEY: 0001880609 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40631 FILM NUMBER: 211510429 MAIL ADDRESS: STREET 1: 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 2021-12-20 0 0001619856 Caribou Biosciences, Inc. CRBU 0001880609 Whiting Nancy C/O CARIBOU BIOSCIENCES, INC. 2929 7TH STREET, SUITE 105 BERKELEY CA 94710 1 0 0 0 Option to purchase Common Stock 15.16 2021-12-20 4 A 0 13750 0.00 A 2031-12-19 Common Stock 13750 13750 D One-twelfth of the shares subject to this option will vest on each monthly anniversary of the grant date such that the option will be fully vested on December 20, 2022, subject to the reporting person continuing to provide services to the Issuer through each such vesting date. /s/ Barbara G. McClung, as attorney-in-fact 2021-12-21