Orion Group Holdings Inc SEC filings ORN
Orion Group Holdings Inc has 881 filings in SEC EDGAR's recent list, going back to Jun 5, 2007. Its latest annual report, Form ARS, was filed on Apr 1, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 28, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 28, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| S-8 | Employee stock plan registration | May 20, 2026 | — |
| 424B5 | Prospectus supplement | Sep 11, 2024 | — |
| 424B5 | Prospectus supplement | Sep 10, 2024 | — |
| S-3/A | Filing | May 23, 2024 | — |
| S-3 | Shelf registration | May 20, 2024 | — |
| S-8 | Employee stock plan registration | May 17, 2024 | — |
| S-8 POS | Filing | Jun 2, 2022 | — |
| S-8 | Employee stock plan registration | Jun 2, 2022 | — |
| S-8 | Employee stock plan registration | May 25, 2017 | — |
| S-8 | Employee stock plan registration | Jun 9, 2011 | — |
| 424B2 | Prospectus | Aug 13, 2009 | — |
| FWP | Free writing prospectus | Aug 13, 2009 | — |
| 424B5 | Prospectus supplement | Aug 10, 2009 | — |
| 424B3 | Prospectus | Aug 7, 2009 | — |
| S-3/A | Filing | Aug 4, 2009 | — |
| S-3 | Shelf registration | Jul 21, 2009 | — |
| POS AM | Post-effective amendment to form s-1 | Mar 28, 2008 | — |
| POS AM | Post-effective amendment no.1 to form s-1 - registration no. 333-145588 | Mar 20, 2008 | — |
| 424B3 | Prospectus | Mar 19, 2008 | — |
| 424B3 | Prospectus | Mar 6, 2008 | — |
| 424B3 | Prospectus | Mar 5, 2008 | — |
| 424B3 | Prospectus | Dec 28, 2007 | — |
| S-8 | Employee stock plan registration | Dec 21, 2007 | — |
| 424B1 | Prospectus - registration no.333-145588 | Dec 20, 2007 | — |
| S-1/A | Amended registration statement | Dec 19, 2007 | — |
| S-1/A | Amended registration statement | Dec 12, 2007 | — |
| S-1/A | Amended registration statement | Dec 10, 2007 | — |
| S-1/A | Amended registration statement | Nov 13, 2007 | — |
| S-1/A | Amended registration statement | Oct 2, 2007 | — |
| S-1 | Registration statement | Aug 20, 2007 | — |
Showing 30 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
- Heavy Construction Other Than Bldg Const - Contractors (SIC 1600)
- Listed as
- ORN (NYSE)
- Fiscal year ends
- December 31
- Headquarters
- Houston, TX
- SEC filer status
- Accelerated filer
- SEC CIK
- 1402829
- Former names
- Orion Marine Group Inc (until May 23, 2016)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.