Company facts
- Industry
- Pharmaceutical Preparations
- Headquarters
- Seattle, Washington
- Most recent report
- 8-K, filed Aug 13, 2026
- Incorporated
- Washington
- Filings on record
- 795 filings
- On EDGAR
- CIK 1285819
- Fiscal year ends
- December
- Filer status
- Non-accelerated filer Smaller reporting company
Financials 8 of 70
News 8 of 181
Prospectuses and Registrations 8 of 72
- S-8 Registration statement for an employee plan Aug 13, 2026
- 424B5 Prospectus supplement for an offering Nov 14, 2025
- S-3ASR Automatic shelf registration Nov 14, 2025
- 424B5 Prospectus supplement for an offering Jul 25, 2025
- S-8 Registration statement for an employee plan Aug 9, 2023
- 424B5 Prospectus supplement for an offering Nov 18, 2022
- 424B3 Prospectus supplement for an offering Nov 18, 2022
- S-3 Shelf registration statement Nov 9, 2022
Proxies 8 of 18
- DEF 14A Proxy statement for a shareholder vote Apr 30, 2026
- DEF 14A Proxy statement for a shareholder vote May 30, 2025
- DEF 14A Proxy statement for a shareholder vote Apr 29, 2024
- DEF 14A Proxy statement for a shareholder vote May 17, 2023
- DEF 14A Proxy statement for a shareholder vote May 2, 2022
- DEF 14A Proxy statement for a shareholder vote Apr 30, 2021
- DEFA14A Extra proxy material Apr 29, 2020
- DEF 14A Proxy statement for a shareholder vote Apr 29, 2020
Ownership 8 of 365
- 4 Insider reported a trade Aug 18, 2026
- 3 Insider reported their initial holding Aug 18, 2026
- 4 Insider reported a trade Aug 17, 2026
- 144 Notice of a proposed sale of restricted stock Aug 13, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Jul 29, 2026
- 4 Insider reported a trade Jul 24, 2026
- 4 Insider reported a trade Jul 24, 2026
- 4 Insider reported a trade Jul 24, 2026
Other 8 of 89
- ARS Annual report sent to shareholders Apr 30, 2026
- ARS Annual report sent to shareholders May 30, 2025
- ARS Annual report sent to shareholders Apr 29, 2024
- ARS Annual report sent to shareholders May 17, 2023
- EFFECT Notice that a registration became effective Nov 17, 2022
- CORRESP Reply to SEC staff Nov 16, 2022
- UPLOAD Comment letter from SEC staff Nov 15, 2022
- EFFECT Notice that a registration became effective May 10, 2022
Everything here comes from Omeros Corp's own filings on SEC EDGAR. The filing list is rechecked every hour.