Oceaneering International Inc SEC filings OII
Oceaneering International Inc has 1,006 filings in SEC EDGAR's recent list, going back to Feb 21, 2012. Its latest annual report, Form 10-K, was filed on Feb 20, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 22, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 21, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Nov 3, 2026 | Nov 2, 2026 |
| 10-Q | Quarterly report | Oct 22, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations
|
Oct 21, 2026 | Oct 21, 2026 |
| 4 | Insider transaction | Oct 5, 2026 | Oct 1, 2026 |
| 144 | Notice of proposed sale | Oct 1, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 8, 2026 | Sep 8, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| 4 | Insider transaction | Aug 10, 2026 | Aug 7, 2026 |
| 144 | Notice of proposed sale | Aug 7, 2026 | — |
| 4 | Insider transaction | Jul 31, 2026 | Jul 30, 2026 |
| 4 | Insider transaction | Jul 31, 2026 | Jul 30, 2026 |
| 4 | Insider transaction | Jul 31, 2026 | Jul 30, 2026 |
| 144 | Notice of proposed sale | Jul 30, 2026 | — |
| 144 | Notice of proposed sale | Jul 30, 2026 | — |
| 144 | Notice of proposed sale | Jul 30, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 24, 2026 | Jul 24, 2026 |
| 10-Q | Quarterly report | Jul 23, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Jul 22, 2026 | Jul 22, 2026 |
| 8-K |
Current report
Material agreement, New debt, Regulation FD disclosure
|
Jul 7, 2026 | Jul 6, 2026 |
| 4 | Insider transaction | Jul 1, 2026 | Jun 30, 2026 |
| 144 | Notice of proposed sale | Jun 30, 2026 | — |
| 11-K | Employee savings plan report | Jun 26, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure, Other events
|
Jun 26, 2026 | Jun 24, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 24, 2026 | Jun 24, 2026 |
| SD | Specialized disclosure (conflict minerals) | May 28, 2026 | — |
| 4 | Insider transaction | May 19, 2026 | May 18, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 144 | Notice of proposed sale | May 18, 2026 | — |
| 8-K |
Current report
Shareholder vote results
|
May 18, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 12, 2026 |
| 144 | Notice of proposed sale | May 13, 2026 | — |
| 144 | Notice of proposed sale | May 12, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 12, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure
|
May 5, 2026 | May 5, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 30, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 29, 2026 | — |
| 10-Q | Quarterly report | Apr 23, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
Apr 22, 2026 | Apr 22, 2026 |
| DEFA14A | Additional proxy material | Apr 2, 2026 | — |
| DEF 14A | Proxy statement | Apr 2, 2026 | Dec 31, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Mar 20, 2026 | Mar 17, 2026 |
| 4 | Insider transaction | Mar 13, 2026 | Mar 11, 2026 |
| 144 | Notice of proposed sale | Mar 12, 2026 | — |
| 4 | Insider transaction | Feb 26, 2026 | Feb 24, 2026 |
| 4 | Insider transaction | Feb 26, 2026 | Feb 24, 2026 |
| 4 | Insider transaction | Feb 26, 2026 | Feb 24, 2026 |
| 4 | Insider transaction | Feb 26, 2026 | Feb 24, 2026 |
| 4 | Insider transaction | Feb 26, 2026 | Feb 24, 2026 |
| 4 | Insider transaction | Feb 26, 2026 | Feb 24, 2026 |
| 4 | Insider transaction | Feb 26, 2026 | Feb 24, 2026 |
| 4 | Insider transaction | Feb 26, 2026 | Feb 24, 2026 |
| 4 | Insider transaction | Feb 26, 2026 | Feb 24, 2026 |
| 4 | Insider transaction | Feb 26, 2026 | Feb 24, 2026 |
| 4 | Insider transaction | Feb 26, 2026 | Feb 25, 2026 |
| 144 | Notice of proposed sale | Feb 26, 2026 | — |
| 144 | Notice of proposed sale | Feb 26, 2026 | — |
| 144 | Notice of proposed sale | Feb 26, 2026 | — |
| 144 | Notice of proposed sale | Feb 25, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 25, 2026 | Feb 25, 2026 |
| 144 | Notice of proposed sale | Feb 25, 2026 | — |
| 144 | Notice of proposed sale | Feb 25, 2026 | — |
| 144 | Notice of proposed sale | Feb 25, 2026 | — |
| 144 | Notice of proposed sale | Feb 25, 2026 | — |
| 144 | Notice of proposed sale | Feb 25, 2026 | — |
| 144 | Notice of proposed sale | Feb 25, 2026 | — |
| 144 | Notice of proposed sale | Feb 25, 2026 | — |
| 144 | Notice of proposed sale | Feb 25, 2026 | — |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 10-K | Annual report | Feb 20, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 18, 2026 | Feb 18, 2026 |
| 3 | Initial insider ownership | Jan 9, 2026 | Jan 1, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 144 | Notice of proposed sale | Jan 5, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Dec 22, 2025 | Dec 22, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 17, 2025 | Nov 17, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 4, 2025 | Nov 4, 2025 |
| 10-Q | Quarterly report | Oct 23, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 22, 2025 | Oct 22, 2025 |
| 3 | Initial insider ownership | Sep 18, 2025 | Sep 2, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Sep 2, 2025 |
| 144 | Notice of proposed sale | Sep 2, 2025 | — |
| 4 | Insider transaction | Aug 28, 2025 | Aug 27, 2025 |
| 4 | Insider transaction | Aug 27, 2025 | Aug 25, 2025 |
| 144 | Notice of proposed sale | Aug 27, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 5, 2025 | Aug 4, 2025 |
| 10-Q | Quarterly report | Jul 24, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 23, 2025 | Jul 23, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 17, 2025 | — |
| 11-K | Employee savings plan report | Jun 26, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Officer or director change
|
Jun 6, 2025 | Jun 3, 2025 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2025 | — |
| S-8 | Employee stock plan registration | May 29, 2025 | — |
| 4 | Insider transaction | May 23, 2025 | May 22, 2025 |
| 144 | Notice of proposed sale | May 22, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure
|
May 19, 2025 | May 19, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2025 | — |
| 8-K/A |
Amended current report
Shareholder vote results
|
May 12, 2025 | May 9, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 9, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 9, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 9, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 9, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 9, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 9, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 9, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 9, 2025 |
| 8-K |
Current report
Shareholder vote results
|
May 9, 2025 | May 9, 2025 |
| 10-Q | Quarterly report | Apr 24, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 23, 2025 | Apr 23, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 18, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 10, 2025 | — |
| DEFA14A | Additional proxy material | Mar 28, 2025 | — |
| DEF 14A | Proxy statement | Mar 28, 2025 | Mar 28, 2025 |
| 10-K/A | Amended annual report | Mar 4, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 25, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 24, 2025 | Feb 24, 2025 |
| 10-K | Annual report | Feb 24, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 19, 2025 | Feb 19, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 6, 2025 | — |
| 3 | Initial insider ownership | Jan 10, 2025 | Jan 1, 2025 |
| S-3ASR | Automatic shelf registration | Nov 25, 2024 | — |
| 8-K |
Current report
Officer or director change
|
Nov 21, 2024 | Nov 21, 2024 |
| 4 | Insider transaction | Nov 12, 2024 | Nov 7, 2024 |
| 144 | Notice of proposed sale | Nov 7, 2024 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 6, 2024 | Nov 6, 2024 |
| 10-Q | Quarterly report | Oct 25, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Oct 23, 2024 | Oct 23, 2024 |
| 4 | Insider transaction | Sep 11, 2024 | Sep 10, 2024 |
| 144 | Notice of proposed sale | Sep 10, 2024 | — |
| 4 | Insider transaction | Aug 29, 2024 | Aug 28, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 23, 2024 | Aug 23, 2024 |
| 4 | Insider transaction | Aug 21, 2024 | Aug 20, 2024 |
| 144 | Notice of proposed sale | Aug 20, 2024 | — |
| 4 | Insider transaction | Aug 16, 2024 | Aug 15, 2024 |
| 144 | Notice of proposed sale | Aug 15, 2024 | — |
| UPLOAD | Letter from the SEC | Aug 12, 2024 | — |
| 4 | Insider transaction | Aug 9, 2024 | Aug 8, 2024 |
| 144 | Notice of proposed sale | Aug 8, 2024 | — |
| 10-Q | Quarterly report | Jul 26, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Jul 24, 2024 | Jul 24, 2024 |
| CORRESP | Letter to the SEC | Jul 24, 2024 | — |
| UPLOAD | Letter from the SEC | Jul 10, 2024 | — |
| 11-K | Employee savings plan report | Jun 25, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jun 24, 2024 | Jun 23, 2024 |
| 4 | Insider transaction | Jun 24, 2024 | Jun 23, 2024 |
| SD | Specialized disclosure (conflict minerals) | May 31, 2024 | — |
| 4 | Insider transaction | May 13, 2024 | May 10, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 10, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 10, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 10, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 10, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 10, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 10, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 10, 2024 |
| 8-K |
Current report
Shareholder vote results
|
May 13, 2024 | May 10, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
May 9, 2024 | May 8, 2024 |
| 10-Q | Quarterly report | Apr 26, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
Apr 24, 2024 | Apr 24, 2024 |
| ARS | Annual report to shareholders | Mar 29, 2024 | Dec 31, 2023 |
| DEF 14A | Proxy statement | Mar 29, 2024 | Dec 31, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 11, 2024 | — |
| 4 | Insider transaction | Mar 8, 2024 | Mar 7, 2024 |
| 144 | Notice of proposed sale | Mar 7, 2024 | — |
| 4 | Insider transaction | Feb 28, 2024 | Feb 26, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 26, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 26, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 26, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 26, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 26, 2024 |
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
- Oil & Gas Field Services, NEC (SIC 1389)
- Listed as
- OII (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Houston, TX
- SEC filer status
- Large accelerated filer
- SEC CIK
- 73756
Other Oil & Gas Field Services, NEC companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.