0001209191-21-071011.txt : 20211222 0001209191-21-071011.hdr.sgml : 20211222 20211222211748 ACCESSION NUMBER: 0001209191-21-071011 CONFORMED SUBMISSION TYPE: 4/A PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20211220 FILED AS OF DATE: 20211222 DATE AS OF CHANGE: 20211222 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Whiting Nancy CENTRAL INDEX KEY: 0001880609 FILING VALUES: FORM TYPE: 4/A SEC ACT: 1934 Act SEC FILE NUMBER: 001-40631 FILM NUMBER: 211514615 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/A 1 doc4a.xml FORM 4/A SUBMISSION X0306 4/A 2021-12-20 2021-12-21 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 13060 0.00 A 2031-12-19 Common Stock 13060 13060 D On December 21, 2021, the reporting person filed a Form 4 to report a stock option grant. Due to a clerical error, that grant was shown as covering 13,750 shares. The correct number of shares is 13,060. This amendment reports the correct number of shares. The shares subject to this option will vest in equal monthly installments starting on the first monthly anniversary of the grant date until the option is fully vested on December 20, 2025, subject to the reporting person's continued service to the Issuer through the applicable vesting dates. /s/ Barbara G. McClung, as attorney-in-fact 2021-12-22