0000899243-22-004269.txt : 20220202 0000899243-22-004269.hdr.sgml : 20220202 20220202212254 ACCESSION NUMBER: 0000899243-22-004269 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20220131 FILED AS OF DATE: 20220202 DATE AS OF CHANGE: 20220202 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Longitude Prime Partners, LLC CENTRAL INDEX KEY: 0001865779 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-37490 FILM NUMBER: 22586135 BUSINESS ADDRESS: STREET 1: 2740 SAND HILL ROAD STREET 2: 2ND FLOOR CITY: MENLO PARK STATE: CA ZIP: 94025 BUSINESS PHONE: 650-854-5700 MAIL ADDRESS: STREET 1: 2740 SAND HILL ROAD STREET 2: 2ND FLOOR CITY: MENLO PARK STATE: CA ZIP: 94025 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Longitude Prime Fund, L.P. CENTRAL INDEX KEY: 0001865844 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-37490 FILM NUMBER: 22586134 BUSINESS ADDRESS: STREET 1: 2740 SAND HILL ROAD STREET 2: 2ND FLOOR CITY: MENLO PARK STATE: CA ZIP: 94025 BUSINESS PHONE: 650-854-5700 MAIL ADDRESS: STREET 1: 2740 SAND HILL ROAD STREET 2: 2ND FLOOR CITY: MENLO PARK STATE: CA ZIP: 94025 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Sierra Oncology, Inc. CENTRAL INDEX KEY: 0001290149 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1820 GATEWAY DRIVE STREET 2: SUITE 110 CITY: SAN MATEO STATE: CA ZIP: 94404 BUSINESS PHONE: (605) 376-8679 MAIL ADDRESS: STREET 1: 1820 GATEWAY DRIVE STREET 2: SUITE 110 CITY: SAN MATEO STATE: CA ZIP: 94404 FORMER COMPANY: FORMER CONFORMED NAME: ProNAi Therapeutics Inc DATE OF NAME CHANGE: 20040513 3 1 doc3.xml FORM 3 SUBMISSION X0206 3 2022-01-31 0 0001290149 Sierra Oncology, Inc. SRRA 0001865779 Longitude Prime Partners, LLC 2740 SAND HILL ROAD, SECOND FLOOR MENLO PARK CA 94025 0 0 1 0 0001865844 Longitude Prime Fund, L.P. 2740 SAND HILL ROAD, SECOND FLOOR MENLO PARK CA 94025 0 0 1 0 Common Stock 175000 I See footnote Not included on this Form 3 are an additional 1,964,771 shares of Common Stock held by Longitude Venture Partners III, L.P. ("LVP III"). LVP III, Longitude Capital Partners III, LLC, Patrick G. Enright, Juliet Tammenoms Bakker and Joshua Richardson, a member of the Issuer's board of directors, have separately filed Form 4s in connection with the acquisition of the shares of Common Stock described in this Form. The securities are held directly by Longitude Prime Fund, L.P. ("LPF"). Longitude Prime Partners, LLC ("LPP"), the general partner of LPF, may be deemed to have voting and investment power with respect to the shares held by LPF. Patrick G. Enright, Juliet Tammenoms Bakker and Joshua Richardson, a member of the Issuer's board of directors, are each members of LPF and may be deemed to share voting, investment and dispositive power over such securities. Mr. Enright and Ms. Tammenoms Bakker are the managing members of LPP. Each of Mr. Enright, Ms. Tammenoms Bakker and Dr. Richardson disclaim beneficial ownership of such shares except to the extent of their respective pecuniary interests therein. Longitude Prime Partners, LLC, By: /s/ Patrick Enright, Managing Member 2022-02-02 Longitude Prime Fund, L.P., By: /s/ Patrick Enright, Managing Member of the general partner 2022-02-02