0001567619-23-000997.txt : 20230118 0001567619-23-000997.hdr.sgml : 20230118 20230118182716 ACCESSION NUMBER: 0001567619-23-000997 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230113 FILED AS OF DATE: 20230118 DATE AS OF CHANGE: 20230118 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: EcoR1 Capital, LLC CENTRAL INDEX KEY: 0001587114 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41535 FILM NUMBER: 23535472 BUSINESS ADDRESS: STREET 1: 357 TEHAMA STREET #3 CITY: SAN FRANCISCO STATE: CA ZIP: 94103 BUSINESS PHONE: 415-448-6534 MAIL ADDRESS: STREET 1: 357 TEHAMA STREET #3 CITY: SAN FRANCISCO STATE: CA ZIP: 94103 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Zymeworks Inc. CENTRAL INDEX KEY: 0001937653 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 108 PATRIOT DRIVE, SUITE A CITY: MIDDLETOWN STATE: DE ZIP: 19709 BUSINESS PHONE: 206-337-1030 MAIL ADDRESS: STREET 1: 108 PATRIOT DRIVE, SUITE A CITY: MIDDLETOWN STATE: DE ZIP: 19709 FORMER COMPANY: FORMER CONFORMED NAME: Zymeworks Delaware Inc. DATE OF NAME CHANGE: 20220712 4 1 doc1.xml FORM 4 X0306 4 2023-01-13 0 0001937653 Zymeworks Inc. ZYME 0001587114 EcoR1 Capital, LLC 357 TEHAMA STREET #3 SAN FRANCISCO CA 94103 0 0 1 0 Common Stock 2023-01-13 4 P 0 342100 9.806 A 8936973 I See Note 1 Common Stock 2023-01-17 4 P 0 440000 9.8042 A 9376973 I See Note 1 Common Stock 2023-01-18 4 P 0 203000 9.9953 A 9579973 I See Note 1 The filing persons (the "Filers") are EcoR1 Capital, LLC ("EcoR1"), Oleg Nodelman and EcoR1 Capital Fund Qualified, L.P. ("Qualified Fund"). EcoR1 is the general partner and investment adviser of private funds, including Qualified Fund (collectively, the "Funds"). Mr. Nodelman is the manager and controlling owner of EcoR1. EcoR1 is filing this Form 3 for itself, Mr. Nodelman and Qualified Fund. The Filers are filing this Form 3 jointly, but not as a group, and each expressly disclaims membership in a group, within the meaning of Rule 13d-5(b) under the Securities Exchange Act of 1934, as amended. The Funds hold these securities directly for the benefit of their investors. EcoR1 may be deemed to indirectly beneficially own them as the investment adviser to the Funds. Mr. Nodelman may be deemed to indirectly beneficially own them as the control person of EcoR1. The Filers disclaim beneficial ownership of the securities except to the extent of their respective pecuniary interests therein. Qualified Fund purchased 322,224 shares of the Common Stock acquired in this transaction. After this transaction, Qualified Fund directly owned 8,416,886 shares of Common Stock. Qualified Fund purchased 414,436 shares of the Common Stock acquired in this transaction. After this transaction, Qualified Fund directly owned 8,831,322 shares of Common Stock. Qualified Fund purchased 191,206 shares of the Common Stock acquired in this transaction. After this transaction, Qualified Fund directly owned 9,022,528 shares of Common Stock. Oleg Nodelman, Manager of EcoR1 Capital, LLC 2023-01-18