0000950170-24-045694.txt : 20240418 0000950170-24-045694.hdr.sgml : 20240418 20240418202010 ACCESSION NUMBER: 0000950170-24-045694 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240416 FILED AS OF DATE: 20240418 DATE AS OF CHANGE: 20240418 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Klee Justin B. CENTRAL INDEX KEY: 0001898314 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41199 FILM NUMBER: 24855371 MAIL ADDRESS: STREET 1: C/O AMYLYX PHARMACEUTICALS, INC. STREET 2: 43 THORNDIKE STREET CITY: CAMBRIDGE STATE: MA ZIP: 02141 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Amylyx Pharmaceuticals, Inc. CENTRAL INDEX KEY: 0001658551 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 464600503 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 43 THORNDIKE STREET CITY: CAMBRIDGE STATE: MA ZIP: 02141 BUSINESS PHONE: 617-683-0917 MAIL ADDRESS: STREET 1: 43 THORNDIKE STREET CITY: CAMBRIDGE STATE: MA ZIP: 02141 4 1 ownership.xml 4 X0508 4 2024-04-16 0001658551 Amylyx Pharmaceuticals, Inc. AMLX 0001898314 Klee Justin B. C/O AMYLYX PHARMACEUTICALS, INC. 43 THORNDIKE STREET CAMBRIDGE MA 02141 true true false false Co-Chief Executive Officer false Common Stock 2024-04-16 4 A false 179850 0.00 A 3139158 D Stock Option (right to buy) 2.01 2024-04-16 4 A false 380000 0.00 A 2034-04-15 Common Stock 380000 380000 D The reported transaction involves the Reporting Person's receipt of a restricted stock unit ("RSU") award. The RSUs shall vest as follows: 33% on September 30, 2024, 33% on March 31, 2025 and 34% on September 30, 2025, subject to the Reporting Person's continued service to the Issuer through each such vesting date. 25% of the shares subject to the option shall vest and become exercisable on April 16, 2025, and the remaining shares shall vest monthly over the remaining 36 months, subject to the Reporting Person's continuous service to the Issuer through each such vesting date. /s/ Joshua B. Cohen, as Attorney in Fact 2024-04-18