Omeros Corp SEC filings OMER
Omeros Corp has 810 filings in SEC EDGAR's recent list, going back to Mar 31, 2004. Its latest annual report, Form ARS, was filed on Apr 30, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 12, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 30, 2026 (officer or director change). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| EFFECT | Filing | Nov 17, 2022 | — |
| CORRESP | Letter to the SEC | Nov 16, 2022 | — |
| UPLOAD | Letter from the SEC | Nov 15, 2022 | — |
| EFFECT | Filing | May 10, 2022 | — |
| POSASR | Filing | Mar 1, 2022 | — |
| 305B2 | Filing | Aug 10, 2020 | — |
| CT ORDER | Filing | Aug 6, 2020 | — |
| UPLOAD | Letter from the SEC | Jan 31, 2020 | — |
| AW | Filing | Jan 13, 2020 | — |
| CORRESP | Letter to the SEC | Jan 10, 2020 | — |
| UPLOAD | Letter from the SEC | Dec 30, 2019 | — |
| CT ORDER | Filing | Sep 11, 2019 | — |
| CT ORDER | Filing | Apr 4, 2019 | — |
| POSASR | Post-effective amendment no.1 to form s-3 | Mar 1, 2019 | — |
| CT ORDER | Filing | Oct 4, 2018 | — |
| CT ORDER | Filing | Jun 26, 2017 | — |
| CT ORDER | Filing | May 10, 2017 | — |
| NO ACT | Auto-generated paper document | Jan 25, 2017 | Jan 10, 2017 |
| CT ORDER | Filing | Dec 21, 2016 | — |
| CT ORDER | Filing | Oct 27, 2016 | — |
| EFFECT | Filing | Apr 22, 2016 | — |
| CORRESP | Letter to the SEC | Apr 22, 2016 | — |
| CORRESP | Letter to the SEC | Apr 22, 2016 | — |
| CT ORDER | Filing | Apr 6, 2016 | — |
| UPLOAD | Letter from the SEC | Mar 30, 2016 | — |
| POSASR | Filing | Mar 15, 2016 | — |
| CT ORDER | Filing | Jan 28, 2016 | — |
| CT ORDER | Filing | Jan 14, 2016 | — |
| CT ORDER | Filing | Sep 29, 2015 | — |
| CT ORDER | Filing | Sep 29, 2015 | — |
| CT ORDER | Filing | Apr 3, 2015 | — |
| RW | Filing | Jan 16, 2015 | — |
| CT ORDER | Filing | Oct 29, 2014 | — |
| CT ORDER | Filing | Jun 16, 2014 | — |
| CT ORDER | Filing | Jun 3, 2013 | — |
| CT ORDER | Filing | May 28, 2013 | — |
| CT ORDER | Filing | Oct 11, 2012 | — |
| CT ORDER | Filing | May 23, 2011 | — |
| RW | Request to withdraw | May 10, 2011 | — |
| CT ORDER | Filing | Apr 12, 2011 | — |
| CT ORDER | Filing | Feb 23, 2011 | — |
| UPLOAD | Letter from the SEC | Jan 25, 2011 | — |
| CORRESP | Letter to the SEC | Dec 20, 2010 | — |
| UPLOAD | Letter from the SEC | Dec 15, 2010 | — |
| D | Filing | Oct 27, 2010 | — |
| EFFECT | Filing | Oct 18, 2010 | — |
| EFFECT | Filing | Aug 27, 2010 | — |
| CT ORDER | Filing | Aug 25, 2010 | — |
| D | Filing | Aug 13, 2010 | — |
| CT ORDER | Filing | Jul 15, 2010 | — |
| CT ORDER | Filing | Jul 1, 2010 | — |
| CT ORDER | Filing | Feb 2, 2010 | — |
| CERTNAS | Auto-generated paper document | Oct 7, 2009 | — |
| EFFECT | Filing | Oct 7, 2009 | — |
| CT ORDER | Filing | Oct 7, 2009 | — |
| CORRESP | Letter to the SEC | Oct 5, 2009 | — |
| CORRESP | Letter to the SEC | Oct 5, 2009 | — |
| 8-A12B | Form 8-a12b | Sep 30, 2009 | — |
| UPLOAD | Letter from the SEC | Jun 30, 2009 | — |
| UPLOAD | Letter from the SEC | Jun 11, 2009 | — |
| UPLOAD | Letter from the SEC | Feb 24, 2009 | — |
| REGDEX | Auto-generated paper document | Sep 25, 2008 | — |
| UPLOAD | Letter from the SEC | May 21, 2008 | — |
| CORRESP | Letter to the SEC | May 8, 2008 | — |
| UPLOAD | Letter from the SEC | Apr 16, 2008 | — |
| CORRESP | Letter to the SEC | Apr 1, 2008 | — |
| UPLOAD | Letter from the SEC | Feb 6, 2008 | — |
| REGDEX | Auto-generated paper document | Nov 7, 2007 | — |
| REGDEX/A | Auto-generated paper document | Mar 14, 2007 | — |
| REGDEX/A | Auto-generated paper document | Dec 26, 2006 | — |
| REGDEX/A | Auto-generated paper document | Sep 5, 2006 | — |
| REGDEX | Auto-generated paper document | Aug 28, 2006 | — |
| REGDEX/A | Auto-generated paper document | Jun 29, 2006 | — |
| REGDEX/A | Auto-generated paper document | May 18, 2006 | — |
| REGDEX/A | Auto-generated paper document | Jul 20, 2005 | — |
| REGDEX/A | Auto-generated paper document | Jul 8, 2004 | — |
| REGDEX/A | Auto-generated paper document | Apr 28, 2004 | — |
| REGDEX/A | Auto-generated paper document | Apr 14, 2004 | — |
| REGDEX | Auto-generated paper document | Mar 31, 2004 | — |
Showing 79 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- OMER (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- WA
- Headquarters
- Seattle, WA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1285819
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.