Company facts
- Industry
- Pharmaceutical Preparations
- Headquarters
- Novato, California
- Most recent report
- 8-K, filed Sep 2, 2026
- Incorporated
- Delaware
- Filings on record
- 1,001+ filings
- On EDGAR
- CIK 1515673
- Fiscal year ends
- December
- Filer status
- Large accelerated filer
Financials 8 of 46
News 8 of 189
Prospectuses and Registrations 8 of 33
- S-8 Registration statement for an employee plan Jun 12, 2026
- S-8 Registration statement for an employee plan Jul 18, 2025
- S-8 Registration statement for an employee plan Jul 12, 2024
- 424B5 Prospectus supplement for an offering Jun 14, 2024
- 424B5 Prospectus supplement for an offering Jun 12, 2024
- S-3ASR Automatic shelf registration Feb 21, 2024
- 424B5 Prospectus supplement for an offering Oct 20, 2023
- FWP Free writing prospectus Oct 19, 2023
Proxies 8 of 23
- DEFA14A Extra proxy material Apr 30, 2026
- DEFA14A Extra proxy material Mar 27, 2026
- DEF 14A Proxy statement for a shareholder vote Mar 27, 2026
- DEFA14A Extra proxy material Mar 28, 2025
- DEF 14A Proxy statement for a shareholder vote Mar 28, 2025
- DEFA14A Extra proxy material Apr 26, 2024
- DEF 14A Proxy statement for a shareholder vote Apr 26, 2024
- DEFA14A Extra proxy material Apr 24, 2023
Ownership 8 of 683
- 4 Insider reported a trade Sep 8, 2026
- SCHEDULE 13G Large holder reported a passive stake Aug 14, 2026
- SCHEDULE 13G Large holder reported a passive stake Aug 13, 2026
- SCHEDULE 13G Large holder reported a passive stake Aug 7, 2026
- 4 Insider reported a trade Aug 4, 2026
- 4 Insider reported a trade Aug 4, 2026
- 144 Notice of a proposed sale of restricted stock Aug 3, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Jul 31, 2026
Other 8 of 27
- ARS Annual report sent to shareholders Mar 27, 2026
- ARS Annual report sent to shareholders Mar 28, 2025
- UPLOAD Comment letter from SEC staff Jun 10, 2024
- CORRESP Reply to SEC staff May 17, 2024
- ARS Annual report sent to shareholders Apr 26, 2024
- UPLOAD Comment letter from SEC staff Apr 22, 2024
- SEC STAFF LETTER Dec 2, 2019
- SEC STAFF LETTER Nov 6, 2019
Everything here comes from Ultragenyx Pharmaceutical Inc.'s own filings on SEC EDGAR. The filing list is rechecked every hour.