0001415889-24-011385.txt : 20240423 0001415889-24-011385.hdr.sgml : 20240423 20240423172341 ACCESSION NUMBER: 0001415889-24-011385 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240422 FILED AS OF DATE: 20240423 DATE AS OF CHANGE: 20240423 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Atlas Venture Opportunity Fund II, L.P. CENTRAL INDEX KEY: 0001885327 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39062 FILM NUMBER: 24865992 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 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Atlas Venture Associates Opportunity II, LP CENTRAL INDEX KEY: 0001935814 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39062 FILM NUMBER: 24865991 BUSINESS ADDRESS: STREET 1: 300 TECHNOLOGY SQUARE, 8TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 BUSINESS PHONE: 1 857 201 2700 MAIL ADDRESS: STREET 1: 300 TECHNOLOGY SQUARE, 8TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Atlas Venture Associates Opportunity II, LLC CENTRAL INDEX KEY: 0001935810 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39062 FILM NUMBER: 24865990 BUSINESS ADDRESS: STREET 1: 300 TECHNOLOGY SQUARE, 8TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 BUSINESS PHONE: 857 201 2700 MAIL ADDRESS: STREET 1: 300 TECHNOLOGY SQUARE, 8TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Korro Bio, Inc. CENTRAL INDEX KEY: 0001703647 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 472324450 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: ONE KENDALL SQUARE. BUILDING 600-700 STREET 2: SUITE 6-401 CITY: CAMBRIDGE STATE: MA ZIP: 02139 BUSINESS PHONE: 617-468-1999 MAIL ADDRESS: STREET 1: ONE KENDALL SQUARE. BUILDING 600-700 STREET 2: SUITE 6-401 CITY: CAMBRIDGE STATE: MA ZIP: 02139 FORMER COMPANY: FORMER CONFORMED NAME: Frequency Therapeutics, Inc. DATE OF NAME CHANGE: 20170412 4 1 form4-04232024_090431.xml X0508 4 2024-04-22 0001703647 Korro Bio, Inc. KRRO 0001885327 Atlas Venture Opportunity Fund II, L.P. 300 TECHNOLOGY SQUARE, 8TH FLOOR CAMBRIDGE MA 02139 false false true false 0001935814 Atlas Venture Associates Opportunity II, LP 300 TECHNOLOGY SQUARE, 8TH FLOOR CAMBRIDGE MA 02139 0 0 1 0 0001935810 Atlas Venture Associates Opportunity II, LLC 300 TECHNOLOGY SQUARE, 8TH FLOOR CAMBRIDGE MA 02139 0 0 1 0 0 Common Stock 2024-04-22 4 P 0 17857 56 A 195074 D The shares are owned directly by Atlas Venture Opportunity Fund II, L.P. ("AVOF II"). Atlas Venture Associates Opportunity II, L.P. ("AVAO II LP") is the general partner of AVOF II. Atlas Venture Associates Opportunity II, LLC ("AVAO II LLC") is the general partner of AVAO II LP. Each of AVAO II LP and AVAO II LLC disclaims beneficial ownership of the securities held by AVOF II, except to the extent of its pecuniary interest therein, if any. Atlas Venture Opportunity Fund II, L.P., By: Atlas Venture Associates Opportunity II, L.P., its general partner, By: Atlas Venture Associates Opportunity II, LLC, its general partner, By: /s/ Ommer Chohan, Chief Financial Officer 2024-04-23 Atlas Venture Associates Opportunity II, L.P., By: Atlas Venture Associates Opportunity II, LLC, its general partner, By: /s/ Ommer Chohan, Chief Financial Officer 2024-04-23 Atlas Venture Associates Opportunity II, LLC, By: /s/ Ommer Chohan, Chief Financial Officer 2024-04-23