0000950170-24-107537.txt : 20240917 0000950170-24-107537.hdr.sgml : 20240917 20240917201245 ACCESSION NUMBER: 0000950170-24-107537 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240916 FILED AS OF DATE: 20240917 DATE AS OF CHANGE: 20240917 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: New Enterprise Associates 17, L.P. CENTRAL INDEX KEY: 0001768564 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-42272 FILM NUMBER: 241305905 BUSINESS ADDRESS: STREET 1: 1954 GREENSPRING DRIVE STREET 2: SUITE 600 CITY: TIMONIUM STATE: MD ZIP: 21093 BUSINESS PHONE: 410-842-4000 MAIL ADDRESS: STREET 1: 1954 GREENSPRING DRIVE STREET 2: SUITE 600 CITY: TIMONIUM STATE: MD ZIP: 21093 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: NEA 17 GP, LLC CENTRAL INDEX KEY: 0001796821 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-42272 FILM NUMBER: 241305903 BUSINESS ADDRESS: STREET 1: 1954 GREENSPRING DRIVE STREET 2: SUITE 600 CITY: TIMONIUM STATE: MD ZIP: 21093 BUSINESS PHONE: 410-842-4000 MAIL ADDRESS: STREET 1: 1954 GREENSPRING DRIVE STREET 2: SUITE 600 CITY: TIMONIUM STATE: MD ZIP: 21093 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: NEA Partners 17, L.P. CENTRAL INDEX KEY: 0001796820 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-42272 FILM NUMBER: 241305904 BUSINESS ADDRESS: STREET 1: 1954 GREENSPRING DRIVE STREET 2: SUITE 600 CITY: TIMONIUM STATE: MD ZIP: 21093 BUSINESS PHONE: 410-842-4000 MAIL ADDRESS: STREET 1: 1954 GREENSPRING DRIVE STREET 2: SUITE 600 CITY: TIMONIUM STATE: MD ZIP: 21093 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MBX Biosciences, Inc. CENTRAL INDEX KEY: 0001776111 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 12406 HORESHAM STREET CITY: CARMEL STATE: IN ZIP: 46032 BUSINESS PHONE: 3179893100 MAIL ADDRESS: STREET 1: 12406 HORESHAM STREET CITY: CARMEL STATE: IN ZIP: 46032 4 1 ownership.xml 4 X0508 4 2024-09-16 0001776111 MBX Biosciences, Inc. MBX 0001768564 New Enterprise Associates 17, L.P. 1954 GREENSPRING DRIVE SUITE 600 TIMONIUM MD 21093 false false true false 0001796820 NEA Partners 17, L.P. 1954 GREENSPRING DRIVE SUITE 600 TIMONIUM MD 21093 false false true false 0001796821 NEA 17 GP, LLC 1954 GREENSPRING DRIVE SUITE 600 TIMONIUM MD 21093 false false true false false Common Stock 2024-09-16 4 C false 1023103 A 1023103 D Common Stock 2024-09-16 4 C false 2091383 A 3114486 D Common Stock 2024-09-16 4 P false 500000 16.00 A 3614486 D Series A Convertible Preferred Stock 2024-09-16 4 C false 12299854 D Common Stock 1023103 0 D Series B Convertible Preferred Stock 2024-09-16 4 C false 25142840 D Common Stock 2091383 0 D Each share of Series A Convertible Preferred Stock and Series B Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date. The securities are directly held by New Enterprise Associates 17, L.P. ("NEA 17") and are indirectly held by NEA Partners 17, L.P. ("NEA Partners 17"), the sole general partner of NEA 17, NEA 17 GP, LLC ("NEA 17 GP"), the sole general partner of NEA Partners 17, and the individual managers of NEA 17 GP (NEA Partners 17, NEA 17 GP and the individual managers of NEA 17 GP (collectively, the "Managers") together, the "Indirect Reporting Persons"). The Mangers are Forest Baskett, Ali Behbahani, Carmen Chang, Anthony Florence, Jr., Mohamad Makhzoumi, Edward Mathers, Scott Sandell, Paul Walker and Rick Yang. The Indirect Reporting Persons disclaim beneficial ownership within the meaning of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise of such portion of the securities held by NEA 17 in which the Indirect Reporting Persons have no pecuniary interest. /s/ Zachary Bambach, attorney-in-fact 2024-09-17