Company facts
- Industry
- Pharmaceutical Preparations
- Headquarters
- Newark, California
- Most recent report
- 10-Q, filed Nov 6, 2026
- Incorporated
- Delaware
- Filings on record
- 707 filings
- On EDGAR
- CIK 1377121
- Fiscal year ends
- December
- Filer status
- Large accelerated filer
Financials 8 of 42
News 8 of 109
Prospectuses and Registrations 8 of 48
- S-8 POS Post-effective amendment to an employee plan registration Aug 5, 2026
- S-8 POS Post-effective amendment to an employee plan registration Aug 5, 2026
- S-8 POS Post-effective amendment to an employee plan registration Aug 5, 2026
- S-8 POS Post-effective amendment to an employee plan registration Aug 5, 2026
- S-8 POS Post-effective amendment to an employee plan registration Aug 5, 2026
- S-8 POS Post-effective amendment to an employee plan registration Aug 5, 2026
- S-8 POS Post-effective amendment to an employee plan registration Aug 5, 2026
- S-8 POS Post-effective amendment to an employee plan registration Aug 5, 2026
Proxies 8 of 22
- DEFA14A Extra proxy material Apr 28, 2026
- DEF 14A Proxy statement for a shareholder vote Apr 28, 2026
- DEFA14A Extra proxy material Apr 29, 2025
- DEF 14A Proxy statement for a shareholder vote Apr 29, 2025
- DEFA14A Extra proxy material Apr 26, 2024
- DEF 14A Proxy statement for a shareholder vote Apr 26, 2024
- PRE 14A Preliminary proxy statement Apr 12, 2024
- DEFA14A Extra proxy material Apr 12, 2023
Ownership 8 of 451
- SCHEDULE 13G/A Large holder reported a passive stake, amended Oct 27, 2026
- 4 Insider reported a trade Oct 2, 2026
- 144 Notice of a proposed sale of restricted stock Sep 30, 2026
- 4 Insider reported a trade Sep 10, 2026
- 4 Insider reported a trade Sep 8, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Aug 13, 2026
- 4 Insider reported a trade Aug 12, 2026
- 144 Notice of a proposed sale of restricted stock Aug 10, 2026
Other 8 of 35
- ARS Annual report sent to shareholders Apr 28, 2026
- ARS Annual report sent to shareholders Apr 29, 2025
- ARS Annual report sent to shareholders Apr 26, 2024
- ARS Annual report sent to shareholders Apr 12, 2023
- EFFECT Notice that a registration became effective Aug 16, 2022
- CORRESP Reply to SEC staff Aug 12, 2022
- UPLOAD Comment letter from SEC staff Aug 9, 2022
- EFFECT Notice that a registration became effective Nov 22, 2019
Everything here comes from Protagonist Therapeutics, Inc's own filings on SEC EDGAR. The filing list is rechecked every hour.