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 |
|---|---|---|---|
| 10-Q | Quarterly report | Oct 28, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Oct 28, 2026 | Oct 27, 2026 |
| 8-K |
Current report
Officer or director change
|
Oct 15, 2026 | Oct 12, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 9, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Sep 21, 2026 | Sep 18, 2026 |
| 4 | Insider transaction | Sep 17, 2026 | Sep 15, 2026 |
| 4 | Insider transaction | Sep 17, 2026 | Sep 15, 2026 |
| 4 | Insider transaction | Sep 17, 2026 | Sep 15, 2026 |
| 4 | Insider transaction | Aug 4, 2026 | Jul 31, 2026 |
| 4 | Insider transaction | Aug 4, 2026 | Jul 31, 2026 |
| 4 | Insider transaction | Aug 4, 2026 | Jul 31, 2026 |
| 4 | Insider transaction | Aug 4, 2026 | Jul 31, 2026 |
| 8-K/A |
Amended current report
Regulation FD disclosure
|
Aug 4, 2026 | Jul 28, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 29, 2026 | — |
| 10-Q | Quarterly report | Jul 29, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 29, 2026 | Jul 28, 2026 |
| 4 | Insider transaction | Jun 25, 2026 | Jun 23, 2026 |
| 4 | Insider transaction | May 20, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 20, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 20, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 20, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 20, 2026 | May 19, 2026 |
| S-8 | Employee stock plan registration | May 20, 2026 | — |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Shareholder vote results
|
May 20, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 5, 2026 |
| 4 | Insider transaction | May 4, 2026 | May 1, 2026 |
| 10-Q | Quarterly report | Apr 29, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Apr 29, 2026 | Apr 28, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 23, 2026 | — |
| 4 | Insider transaction | Apr 2, 2026 | Apr 1, 2026 |
| 4 | Insider transaction | Apr 2, 2026 | Apr 1, 2026 |
| DEFA14A | Additional proxy material | Apr 1, 2026 | — |
| DEF 14A | Proxy statement | Apr 1, 2026 | May 19, 2026 |
| ARS | Annual report to shareholders | Apr 1, 2026 | Dec 31, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 4 | Insider transaction | Mar 20, 2026 | Mar 20, 2026 |
| 8-K/A |
Amended current report
Officer or director change, Regulation FD disclosure
|
Mar 19, 2026 | Mar 16, 2026 |
| PRE 14A | Preliminary proxy statement | Mar 17, 2026 | May 19, 2026 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Mar 17, 2026 | Mar 16, 2026 |
| 4 | Insider transaction | Mar 17, 2026 | Mar 16, 2026 |
| 4 | Insider transaction | Mar 17, 2026 | Mar 16, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 10, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 10, 2026 |
| 144/A | Filing | Mar 10, 2026 | — |
| 4 | Insider transaction | Mar 9, 2026 | Mar 6, 2026 |
| 144 | Notice of proposed sale | Mar 9, 2026 | — |
| 4 | Insider transaction | Mar 5, 2026 | Mar 3, 2026 |
| 4 | Insider transaction | Mar 5, 2026 | Mar 3, 2026 |
| 4 | Insider transaction | Mar 5, 2026 | Mar 3, 2026 |
| 10-K | Annual report | Mar 4, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 4, 2026 | Mar 4, 2026 |
| 8-K |
Current report
Results of operations
|
Mar 4, 2026 | Mar 3, 2026 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, New debt, Unregistered share sale, Regulation FD disclosure
|
Feb 4, 2026 | Feb 3, 2026 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt, Change to shareholder rights, Regulation FD disclosure
|
Dec 29, 2025 | Dec 23, 2025 |
| 4 | Insider transaction | Dec 4, 2025 | Nov 19, 2025 |
| 3 | Initial insider ownership | Dec 4, 2025 | Nov 19, 2025 |
| 4 | Insider transaction | Dec 1, 2025 | Nov 28, 2025 |
| 8-K/A |
Amended current report
Officer or director change
|
Nov 25, 2025 | Sep 28, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 13, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 13, 2025 | — |
| 10-Q | Quarterly report | Oct 29, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Oct 29, 2025 | Oct 29, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Oct 29, 2025 | Oct 28, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Sep 29, 2025 | Sep 28, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 18, 2025 | Sep 18, 2025 |
| 4 | Insider transaction | Sep 16, 2025 | Sep 15, 2025 |
| 4 | Insider transaction | Sep 16, 2025 | Sep 15, 2025 |
| UPLOAD | Letter from the SEC | Sep 10, 2025 | — |
| CORRESP | Letter to the SEC | Sep 5, 2025 | — |
| UPLOAD | Letter from the SEC | Sep 2, 2025 | — |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 10-Q | Quarterly report | Jul 30, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 30, 2025 | Jul 29, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 16, 2025 | — |
| 8-K |
Current report
Officer or director change
|
Jul 1, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 23, 2025 | Jun 23, 2025 |
| 4 | Insider transaction | Jun 23, 2025 | Jun 23, 2025 |
| 3 | Initial insider ownership | Jun 23, 2025 | Jun 23, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jun 10, 2025 | Jun 6, 2025 |
| CERT | Nyse texas certification | May 28, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure
|
May 28, 2025 | May 28, 2025 |
| 8-A12B | Filing | May 28, 2025 | — |
| 4 | Insider transaction | May 20, 2025 | May 15, 2025 |
| 8-K |
Current report
Shareholder vote results
|
May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 10-Q | Quarterly report | Apr 30, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 29, 2025 | Apr 29, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 9, 2025 | — |
| DEFA14A | Additional proxy material | Apr 1, 2025 | — |
| DEF 14A | Proxy statement | Apr 1, 2025 | Apr 1, 2025 |
| ARS | Annual report to shareholders | Apr 1, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Mar 25, 2025 | Mar 20, 2025 |
| 4 | Insider transaction | Mar 24, 2025 | Mar 20, 2025 |
| 4 | Insider transaction | Mar 24, 2025 | Mar 20, 2025 |
| 4 | Insider transaction | Mar 24, 2025 | Mar 20, 2025 |
| 4 | Insider transaction | Mar 18, 2025 | Mar 17, 2025 |
| 4 | Insider transaction | Mar 18, 2025 | Mar 17, 2025 |
| 4 | Insider transaction | Mar 18, 2025 | Mar 17, 2025 |
| 4 | Insider transaction | Mar 17, 2025 | Mar 14, 2025 |
| 10-K | Annual report | Mar 6, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Mar 4, 2025 | Mar 4, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 31, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 28, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jan 23, 2025 | — |
| 4 | Insider transaction | Dec 2, 2024 | Nov 27, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 12, 2024 | Nov 12, 2024 |
| SC 13G | Ownership over 5% (passive) | Nov 8, 2024 | — |
| 10-Q | Quarterly report | Oct 31, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Oct 30, 2024 | Oct 30, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 30, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Oct 24, 2024 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 15, 2024 | Oct 15, 2024 |
| 8-K |
Current report
Agreement ended
|
Sep 20, 2024 | Sep 16, 2024 |
| 4 | Insider transaction | Sep 16, 2024 | Sep 13, 2024 |
| 4 | Insider transaction | Sep 16, 2024 | Sep 13, 2024 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure, Other events
|
Sep 11, 2024 | Sep 10, 2024 |
| 424B5 | Prospectus supplement | Sep 11, 2024 | — |
| 424B5 | Prospectus supplement | Sep 10, 2024 | — |
| 4 | Insider transaction | Aug 16, 2024 | Aug 15, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 16, 2024 | Aug 16, 2024 |
| 4 | Insider transaction | Aug 8, 2024 | Aug 8, 2024 |
| 4 | Insider transaction | Aug 6, 2024 | Aug 5, 2024 |
| 4 | Insider transaction | Jul 31, 2024 | Jul 31, 2024 |
| 10-Q | Quarterly report | Jul 26, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Jul 25, 2024 | Jul 24, 2024 |
| SC 13G | Ownership over 5% (passive) | Jul 22, 2024 | — |
| 8-K |
Current report
Material agreement
|
Jul 2, 2024 | Jul 2, 2024 |
| 8-K |
Current report
Material agreement
|
Jul 2, 2024 | Jun 28, 2024 |
| 8-K |
Current report
Agreement ended
|
Jun 21, 2024 | Jun 14, 2024 |
| EFFECT | Filing | May 28, 2024 | — |
| 144 | Notice of proposed sale | May 24, 2024 | — |
| CORRESP | Letter to the SEC | May 23, 2024 | — |
| S-3/A | Filing | May 23, 2024 | — |
| UPLOAD | Letter from the SEC | May 22, 2024 | — |
| 4 | Insider transaction | May 20, 2024 | May 16, 2024 |
| 4 | Insider transaction | May 20, 2024 | May 16, 2024 |
| 4 | Insider transaction | May 20, 2024 | May 16, 2024 |
| 4 | Insider transaction | May 20, 2024 | May 16, 2024 |
| 4 | Insider transaction | May 20, 2024 | May 16, 2024 |
| 4 | Insider transaction | May 20, 2024 | May 16, 2024 |
| S-3 | Shelf registration | May 20, 2024 | — |
| S-8 | Employee stock plan registration | May 17, 2024 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 17, 2024 | May 16, 2024 |
| 4 | Insider transaction | May 2, 2024 | May 2, 2024 |
| 4 | Insider transaction | Apr 30, 2024 | Apr 30, 2024 |
| 4 | Insider transaction | Apr 30, 2024 | Apr 30, 2024 |
| 4 | Insider transaction | Apr 30, 2024 | Apr 30, 2024 |
| 10-Q | Quarterly report | Apr 26, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
Apr 25, 2024 | Apr 24, 2024 |
| DEFA14A | Additional proxy material | Apr 3, 2024 | — |
| DEF 14A | Proxy statement | Apr 3, 2024 | May 16, 2024 |
| ARS | Annual report to shareholders | Apr 3, 2024 | Dec 31, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 29, 2024 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Mar 25, 2024 | Mar 21, 2024 |
| 4 | Insider transaction | Mar 22, 2024 | Mar 20, 2024 |
| 4 | Insider transaction | Mar 22, 2024 | Mar 20, 2024 |
| 4 | Insider transaction | Mar 7, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Mar 4, 2024 |
| 10-K | Annual report | Mar 1, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 28, 2024 | Feb 28, 2024 |
| 8-K |
Current report
Material agreement
|
Feb 20, 2024 | Feb 20, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 24, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Jan 10, 2024 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 4, 2023 | Dec 4, 2023 |
| 4 | Insider transaction | Nov 28, 2023 | Nov 27, 2023 |
| 4 | Insider transaction | Nov 28, 2023 | Nov 27, 2023 |
| 3 | Initial insider ownership | Nov 28, 2023 | Nov 27, 2023 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Nov 28, 2023 | Nov 27, 2023 |
| 10-Q | Quarterly report | Oct 27, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Oct 25, 2023 | Oct 25, 2023 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Sep 28, 2023 | Sep 22, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 21, 2023 | Sep 20, 2023 |
| 4 | Insider transaction | Sep 14, 2023 | Sep 12, 2023 |
| 4 | Insider transaction | Sep 7, 2023 | Sep 6, 2023 |
| 4 | Insider transaction | Aug 30, 2023 | Aug 29, 2023 |
| SC 13G | Ownership over 5% (passive) | Aug 28, 2023 | — |
| 4 | Insider transaction | Aug 21, 2023 | Aug 18, 2023 |
| 4 | Insider transaction | Aug 17, 2023 | Aug 15, 2023 |
| 8-K |
Current report
Officer or director change
|
Aug 4, 2023 | Jul 31, 2023 |
| 10-Q | Quarterly report | Jul 28, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Jul 27, 2023 | Jul 26, 2023 |
| 8-K |
Current report
Material agreement, Other events
|
Jun 26, 2023 | Jun 21, 2023 |
| 4 | Insider transaction | Jun 14, 2023 | Jun 13, 2023 |
| 4 | Insider transaction | May 22, 2023 | May 19, 2023 |
| 8-K |
Current report
Shareholder vote results
|
May 22, 2023 | May 18, 2023 |
| 4 | Insider transaction | May 22, 2023 | May 18, 2023 |
| 4 | Insider transaction | May 22, 2023 | May 18, 2023 |
| 4 | Insider transaction | May 22, 2023 | May 18, 2023 |
| 4 | Insider transaction | May 22, 2023 | May 18, 2023 |
| 4 | Insider transaction | May 22, 2023 | May 18, 2023 |
| 4 | Insider transaction | May 22, 2023 | May 18, 2023 |
Showing 200 filings, the most recent 200. 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)
Other Heavy Construction Other Than Bldg Const - Contractors companies
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All 16 Heavy Construction Other Than Bldg Const - Contractors companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.