0000950170-24-045670.txt : 20240418 0000950170-24-045670.hdr.sgml : 20240418 20240418180610 ACCESSION NUMBER: 0000950170-24-045670 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: Huizenga Theodore Alan CENTRAL INDEX KEY: 0001603347 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36276 FILM NUMBER: 24855219 MAIL ADDRESS: STREET 1: C/O ULTRAGENYX PHARMACEUTICAL INC. STREET 2: 60 LEVERONI COURT CITY: NOVATO STATE: CA ZIP: 94949 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Ultragenyx Pharmaceutical Inc. CENTRAL INDEX KEY: 0001515673 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 272546083 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 60 LEVERONI COURT CITY: NOVATO STATE: CA ZIP: 94949 BUSINESS PHONE: 415-483-8800 MAIL ADDRESS: STREET 1: 60 LEVERONI COURT CITY: NOVATO STATE: CA ZIP: 94949 4 1 ownership.xml 4 X0508 4 2024-04-16 0001515673 Ultragenyx Pharmaceutical Inc. RARE 0001603347 Huizenga Theodore Alan C/O ULTRAGENYX PHARMACEUTICAL INC. 60 LEVERONI COURT NOVATO CA 94949 false true false false SVP, Chief Accounting Officer false Common Stock 2024-04-16 4 F false 14 42.31 D 41366 D Represents shares surrendered to the Issuer by the Reporting Person to pay required tax withholdings due to the vesting of RSUs. Includes previously reported shares of common stock underlying RSUs granted to the Reporting Person, which are subject to certain vesting conditions. /s/ Karah Parschauer, attorney-in-fact 2024-04-18