0001628280-26-059121.txt : 20260826 0001628280-26-059121.hdr.sgml : 20260826 20260826172340 ACCESSION NUMBER: 0001628280-26-059121 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20260826 DATE AS OF CHANGE: 20260826 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Korro Bio, Inc. CENTRAL INDEX KEY: 0001703647 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences EIN: 472324450 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-39062 FILM NUMBER: 261324121 BUSINESS ADDRESS: STREET 1: 60 FIRST STREET STREET 2: 2ND FLOOR, SUITE 250 CITY: CAMBRIDGE STATE: MA ZIP: 02141 BUSINESS PHONE: 617-468-1999 MAIL ADDRESS: STREET 1: 60 FIRST STREET STREET 2: 2ND FLOOR, SUITE 250 CITY: CAMBRIDGE STATE: MA ZIP: 02141 FORMER COMPANY: FORMER CONFORMED NAME: Frequency Therapeutics, Inc. DATE OF NAME CHANGE: 20170412 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Atlas Venture Opportunity Fund II, L.P. CENTRAL INDEX KEY: 0001885327 ORGANIZATION NAME: EIN: 872809161 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 BUSINESS ADDRESS: STREET 1: 300 TECHNOLOGY SQUARE STREET 2: 8TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 BUSINESS PHONE: 857-201-2700 MAIL ADDRESS: STREET 1: 300 TECHNOLOGY SQUARE STREET 2: 8TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 144 1 primary_doc.xml 144 0001885327 XXXXXXXX LIVE 0001703647 Korro Bio, Inc. 001-39062 60 First Street 2nd Floor, Suite 250 Cambridge MA 02141 6174681999 Atlas Venture Opportunity Fund II, L.P. Shareholder Common Stock Merrill Lynch 555 California Street 18th Floor San Francisco CA 94104 51 700.23 14725646 08/26/2026 Nasdaq Common Stock 04/22/2024 Private Placement Issuer N 51 04/22/2024 Cash N Atlas Venture Fund XI, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common Stock 05/28/2026 2441 34051.95 Atlas Venture Fund XI, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common Stock 06/22/2026 3382 47178.9 Atlas Venture Fund XI, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common Stock 06/23/2026 101579 1447785.17 Atlas Venture Fund XI, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common Stock 06/24/2026 41345 603694.88 Atlas Venture Fund XI, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common Stock 07/02/2026 85955 1206249.49 Atlas Venture Fund XI, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common Stock 07/06/2026 817 11405.24 Atlas Venture Fund XI, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common Stock 08/11/2026 1775 24772.79 Atlas Venture Fund XI, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common 08/19/2026 23584 330159.49 Atlas Venture Opportunity Fund II, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common Stock 05/28/2026 419 5845.05 Atlas Venture Opportunity Fund II, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common Stock 06/22/2026 580 8091 Atlas Venture Opportunity Fund II, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common Stock 06/23/2026 17426 248369.29 Atlas Venture Opportunity Fund II, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common Stock 06/24/2026 7093 103567.73 Atlas Venture Opportunity Fund II, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common Stock 07/02/2026 14745 206923.96 Atlas Venture Opportunity Fund II, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common Stock 07/06/2026 8506 118742.91 Atlas Venture Opportunity Fund II, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common Stock 08/11/2026 368 5135.99 Atlas Venture Opportunity Fund II, L.P. 300 Technology Sq Ste 8 Cambridge MA 02139 Common Stock 08/19/2026 4884 68372.58 08/26/2026 04/08/2026 Ommer Chohan