Document and Entity Information
Document and Entity Information | May 07, 2021 |
Cover [Abstract] | |
Amendment Flag | false |
Entity Central Index Key | 0001515673 |
Document Type | 8-K |
Document Period End Date | May 7, 2021 |
Entity Registrant Name | Ultragenyx Pharmaceutical Inc. |
Entity Incorporation State Country Code | DE |
Entity File Number | 001-36276 |
Entity Tax Identification Number | 27-2546083 |
Entity Address, Address Line One | 60 Leveroni Court |
Entity Address, City or Town | Novato |
Entity Address, State or Province | CA |
Entity Address, Postal Zip Code | 94949 |
City Area Code | 415 |
Local Phone Number | 483-8800 |
Written Communications | false |
Soliciting Material | false |
Pre Commencement Tender Offer | false |
Pre Commencement Issuer Tender Offer | false |
Security 12b Title | Common Stock, $0.001 par value |
Trading Symbol | RARE |
Security Exchange Name | NASDAQ |
Entity Emerging Growth Company | false |