0001209191-23-035831.txt : 20230609 0001209191-23-035831.hdr.sgml : 20230609 20230609162031 ACCESSION NUMBER: 0001209191-23-035831 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230608 FILED AS OF DATE: 20230609 DATE AS OF CHANGE: 20230609 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: GREY MICHAEL G CENTRAL INDEX KEY: 0001240122 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38981 FILM NUMBER: 231005565 MAIL ADDRESS: STREET 1: C/O SGX PHARMACEUTICALS, INC. STREET 2: 10505 ROSELLE STREET CITY: SAN DIEGO STATE: CA ZIP: 92121 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Mirum Pharmaceuticals, Inc. CENTRAL INDEX KEY: 0001759425 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 831281555 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 950 TOWER LANE, SUITE 1050 CITY: FOSTER CITY STATE: CA ZIP: 94404 BUSINESS PHONE: 650-667-4085 MAIL ADDRESS: STREET 1: 950 TOWER LANE, SUITE 1050 CITY: FOSTER CITY STATE: CA ZIP: 94404 4 1 doc4.xml FORM 4 SUBMISSION X0407 4 2023-06-08 0 0001759425 Mirum Pharmaceuticals, Inc. MIRM 0001240122 GREY MICHAEL G C/O MIRUM PHARMACEUTICALS, INC. 950 TOWER LANE, SUITE 1050 FOSTER CITY CA 94404 1 0 0 0 1 Common Stock 2023-06-08 4 M 0 14608 2.936 A 14608 D Common Stock 2023-06-08 4 S 0 14608 29.00 D 0 D Common Stock 289198 I By The Grey Family Trust dated November 12,1999 Common Stock 93750 I By The Grey 2018 Irrevocable Children's Trust Stock Option (right to buy) 2.936 2023-06-08 4 M 0 14608 0.00 D 2029-03-11 Common Stock 14608 345784 D Reported transaction occurred pursuant to a Rule 10b5-1 Plan adopted August 30, 2022. 1/4th of the shares vest one year after November 5, 2018, and the balance of the shares vest in a series of 36 successive equal monthly installments at the end of each month thereafter. The shares subject to this option are early exercisable, subject to the Issuer's right of repurchase. /s/ Judit Ryvkin, Attorney-in-Fact 2023-06-08