0001209191-23-054278.txt : 20231102 0001209191-23-054278.hdr.sgml : 20231102 20231102214005 ACCESSION NUMBER: 0001209191-23-054278 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20231102 FILED AS OF DATE: 20231102 DATE AS OF CHANGE: 20231102 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Stampacchia Otello CENTRAL INDEX KEY: 0001361712 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41855 FILM NUMBER: 231374330 MAIL ADDRESS: STREET 1: 888 BOYLSTON ST., SUITE 1111 CITY: BOSTON STATE: MA ZIP: 02199 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Paster Anne-Mari CENTRAL INDEX KEY: 0001652863 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41855 FILM NUMBER: 231374328 MAIL ADDRESS: STREET 1: C/O OMEGA FUND MANAGEMENT, LLC STREET 2: 888 BOYLSTON ST., SUITE 1111 CITY: BOSTON STATE: MA ZIP: 02199 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Nessi Claudio CENTRAL INDEX KEY: 0001722050 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41855 FILM NUMBER: 231374329 MAIL ADDRESS: STREET 1: C/O NEOMED STREET 2: 7 PLACE DU MOLARD CITY: 1204 GENEVA STATE: V8 ZIP: 1204 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Omega Fund VI, L.P. CENTRAL INDEX KEY: 0001757917 STATE OF INCORPORATION: E9 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41855 FILM NUMBER: 231374333 BUSINESS ADDRESS: STREET 1: 888 BOYLSTON ST., SUITE 1111 CITY: BOSTON STATE: MA ZIP: 02199 BUSINESS PHONE: 617-502-6538 MAIL ADDRESS: STREET 1: 888 BOYLSTON ST., SUITE 1111 CITY: BOSTON STATE: MA ZIP: 02199 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Omega Fund VI GP Manager, Ltd. CENTRAL INDEX KEY: 0001826584 STATE OF INCORPORATION: E9 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41855 FILM NUMBER: 231374331 BUSINESS ADDRESS: STREET 1: 888 BOYLSTON STREET, SUITE 1111 CITY: BOSTON STATE: MA ZIP: 02199 BUSINESS PHONE: 617-502-6530 MAIL ADDRESS: STREET 1: 888 BOYLSTON STREET, SUITE 1111 CITY: BOSTON STATE: MA ZIP: 02199 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Omega Fund VI GP, L.P. CENTRAL INDEX KEY: 0001826592 STATE OF INCORPORATION: E9 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41855 FILM NUMBER: 231374332 BUSINESS ADDRESS: STREET 1: 888 BOYLSTON STREET, SUITE 1111 CITY: BOSTON STATE: MA ZIP: 02199 BUSINESS PHONE: 617-502-6530 MAIL ADDRESS: STREET 1: 888 BOYLSTON STREET, SUITE 1111 CITY: BOSTON STATE: MA ZIP: 02199 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Lexeo Therapeutics, Inc. CENTRAL INDEX KEY: 0001907108 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 430 E. 29TH STREET STREET 2: FLOOR 14 CITY: NEW YORK STATE: NY ZIP: 10016 BUSINESS PHONE: (212) 547-9879 MAIL ADDRESS: STREET 1: 430 E. 29TH STREET STREET 2: FLOOR 14 CITY: NEW YORK STATE: NY ZIP: 10016 3 1 doc3.xml FORM 3 SUBMISSION X0206 3 2023-11-02 0 0001907108 Lexeo Therapeutics, Inc. LXEO 0001757917 Omega Fund VI, L.P. 888 BOYLSTON STREET, SUITE 1111 BOSTON MA 02199 0 0 1 0 0001826592 Omega Fund VI GP, L.P. 888 BOYLSTON STREET, SUITE 1111 BOSTON MA 02199 0 0 1 0 0001826584 Omega Fund VI GP Manager, Ltd. 888 BOYLSTON STREET, SUITE 1111 BOSTON MA 02199 0 0 1 0 0001361712 Stampacchia Otello C/O OMEGA FUNDS 888 BOYLSTON ST., SUITE 1111 BOSTON MA 02199 0 0 1 0 0001722050 Nessi Claudio C/O OMEGA FUNDS 888 BOYLSTON STREET, SUITE 1111 BOSTON MA 0 0 1 0 0001652863 Paster Anne-Mari C/O OMEGA FUNDS 888 BOYLSTON STREET, SUITE 1111 BOSTON MA 02119 0 0 1 0 Series A convertible preferred stock Common Stock 1415865 D Series B convertible preferred stock Common Stock 246883 D Each share of Series A convertible preferred stock is convertible into Common Stock on a 1-for-10.594230 basis at any time at the Reporting Person's election, and automatically upon the closing of the Issuer's initial public offering without payment or further consideration. The shares have no expiration date. The reported securities are held by Omega Fund VI, L.P. ("Omega VI"). The reported securities may be deemed to be beneficially owned by each of Omega Fund VI GP, L.P. ("Omega VI GP"), as the general partner of Omega VI, and Omega Fund VI GP Manager, Ltd. ("Omega VI GP Manager"), as the general partner of Omega VI GP. Otello Stampacchia, Claudio Nessi and Anne-Mari Paster are all the shareholders and directors of Omega VI GP Manager and have shared voting and investment power over the shares held by Omega VI and, as a result, may each be deemed to beneficially own the reported securities. Each of such individuals disclaims beneficial ownership of the shares held by Omega VI. Each share of Series B convertible preferred stock is convertible into Common Stock on a 1-for-10.594230 basis at any time at the Reporting Person's election, and automatically upon the closing of the Issuer's initial public offering without payment or further consideration. Excludes shares of Common Stock issuable upon the closing of the Issuer's initial public offering pursuant to anti-dilution adjustment provisions of the Series B convertible preferred stock. The shares have no expiration date. Exhibit List - Exhibit 24 - Power of Attorney /s/ Otello Stampacchia, authorized signatory 2023-11-02 /s/ Otello Stampacchia, authorized signatory 2023-11-02 /s/ Otello Stampacchia, authorized signatory 2023-11-02 /s/ Otello Stampacchia, authorized signatory 2023-11-02 /s/ Otello Stampacchia, authorized signatory 2023-11-02 /s/ Otello Stampacchia, authorized signatory 2023-11-02 EX-24 2 poa.txt POA DOCUMENT Exhibit 24 POWER OF ATTORNEY Know all by these presents, that each of the undersigned hereby constitutes and appoints each other undersigned, such person's true and lawful attorney-in-fact, to: (1) execute for and on behalf of each of such person Forms 3, 4, and 5 and Schedules 13D or 13G, as appropriate, and any required amendments thereto (collectively, the "Reports"), with respect to their current or future beneficial ownership of securities of any public company, in accordance with Section 13(d) and/or Section 16(a) of the Securities Exchange Act of 1934, as amended, and the respective rules (including Rule 13 d-1) promulgated thereunder; (2) do and perform any and all acts for and on behalf of such person which may be necessary or desirable to complete and execute any such Report and timely file such form with the United States Securities and Exchange Commission and any stock exchange or similar authority; and (3) take any other action of any type whatsoever in connection with the foregoing which, in the opinion of an attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, such person, it being understood that the documents executed by an attorney-in-fact on behalf of such person pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in such attorney-in-fact's discretion. Each of the undersigned hereby grants to each attorney-in-fact full power and authority to do and perform any and every act and thing whatsoever requisite, necessary, or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution or revocation, hereby ratifying and confirming all that each attorney-in-fact, or such attorney-in-fact's substitute or substitutes, shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. Each of the undersigned hereby ratifies and confirms each Report that has been signed by any other undersigned prior to the date hereof. Each of the undersigned acknowledges that each foregoing attorney-in-fact, in serving in such capacity at the request of the undersigned, is not assuming any of the undersigneds' responsibilities to comply with Section 13(d) or Section 16 of the Securities Exchange Act of 1934. This Power of Attorney shall remain in full force and effect until the undersigned are no longer required to file Reports with respect to the undersigneds' current or future holdings of and transactions in securities issued by any public company, unless earlier revoked by the undersigned in a signed writing delivered to each foregoing attorney-in-fact. [The remainder of this page is intentionally left blank.] IN WITNESS WHEREOF, the undersigned have caused this Power of Attorney to be executed as of dates set forth opposite their names. Dated: 11/2/2023 /s/ Otello Stampacchia Otello Stampacchia Dated: 2/11/2020 /s/ Claudio Nessi Claudio Nessi Dated: 2/11/2020 /s/ Anne-Mari Paster Anne-Mari Paster Dated: 2/11/2020 /s/ Deirdre A. Cunnane Deirdre A. Cunnane