0000902664-23-003751.txt : 20230628 0000902664-23-003751.hdr.sgml : 20230628 20230628164544 ACCESSION NUMBER: 0000902664-23-003751 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230627 FILED AS OF DATE: 20230628 DATE AS OF CHANGE: 20230628 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Darwin Global Master Fund, Ltd. CENTRAL INDEX KEY: 0001826832 STATE OF INCORPORATION: E9 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40505 FILM NUMBER: 231052842 BUSINESS ADDRESS: STREET 1: 767 FIFTH AVENUE STREET 2: 12TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10153-0023 BUSINESS PHONE: (212) 729-7524 MAIL ADDRESS: STREET 1: C/O OGIER GLOBAL (CAYMAN) LIMITED STREET 2: 89 NEXUS WAY, CAMANA BAY CITY: GRAND CAYMAN STATE: E9 ZIP: KY1-9009 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Trehan Abhishek CENTRAL INDEX KEY: 0001969134 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40505 FILM NUMBER: 231052841 MAIL ADDRESS: STREET 1: WHITELEY CHAMBERS STREET 2: DON STREET CITY: ST. HELIER STATE: Y9 ZIP: JE2 4TR REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Darwin Global Management, Ltd. CENTRAL INDEX KEY: 0001839209 STATE OF INCORPORATION: Y9 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40505 FILM NUMBER: 231052843 BUSINESS ADDRESS: STREET 1: WHITLEY CHAMBERS STREET 2: DON STREET CITY: ST. HELIER STATE: Y9 ZIP: JE2 4TR BUSINESS PHONE: (212) 729-7524 MAIL ADDRESS: STREET 1: WHITLEY CHAMBERS STREET 2: DON STREET CITY: ST. HELIER STATE: Y9 ZIP: JE2 4TR ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Ambrx Biopharma Inc. CENTRAL INDEX KEY: 0001836056 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 571147346 STATE OF INCORPORATION: E9 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 10975 NORTH TORREY PINES ROAD CITY: LA JOLLA STATE: CA ZIP: 92037 BUSINESS PHONE: (858) 875-2400 MAIL ADDRESS: STREET 1: 10975 NORTH TORREY PINES ROAD CITY: LA JOLLA STATE: CA ZIP: 92037 4 1 ownership.xml X0407 4 2023-06-27 0 0001836056 Ambrx Biopharma Inc. AMAM 0001839209 Darwin Global Management, Ltd. WHITLEY CHAMBERS DON STREET ST. HELIER Y9 JE2 4TR JERSEY 0 0 1 0 0001826832 Darwin Global Master Fund, Ltd. C/O OGIER GLOBAL (CAYMAN) LIMITED 89 NEXUS WAY, CAMANA BAY GRAND CAYMAN E9 KY1-9009 CAYMAN ISLANDS 0 0 1 0 0001969134 Trehan Abhishek WHITELEY CHAMBERS DON STREET ST. HELIER Y9 JE2 4TR JERSEY 0 0 1 0 0 American Depository Shares ("ADSs") 0 2023-06-27 4 P 0 5384063 13.93 A Ordinary Shares 37688441 16688636 I See footnotes Each ADS represents 7 ordinary shares, par value $0.0001 per share ("Ordinary Shares"). Securities held for the accounts of certain investment funds and accounts for which Darwin Global Management, Ltd. ("Darwin Global") acts as investment manager, including Darwin Global Master Fund, Ltd. ("Master Fund"). The sole shareholder of Darwin Global is controlled by Dr. Abhishek Trehan ("Dr. Trehan"). For purposes of Section 16 of the Securities Exchange Act of 1934, each of Darwin Global, Master Fund and Dr. Trehan expressly disclaims neficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein, and this report shall not be deemed an admission that any of Darwin Global, Master Fund or Dr. Trehan is the beneficial owner of such securities for purposes of Section 16 or any other purpose. Darwin Global Management, Ltd. By: /s/ John Legge, Director and Chief Financial Officer 2023-06-28 /s/ Abhishek Trehan 2023-06-28 Darwin Global Master Fund, Ltd. By: Darwin Global Management, Ltd, its investment manager By: /s/ John Legge, Director and Chief Financial Officer 2023-06-28