SEADRILL Ltd SEC filings SDRL
SEADRILL Ltd has 484 filings in SEC EDGAR's recent list, going back to Apr 26, 2018. Its latest annual report, Form 10-K, was filed on Feb 26, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 4, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 3, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Oct 8, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Sep 21, 2026 | — |
| 4 | Insider transaction | Jun 12, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 11, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 11, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 3, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 3, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 3, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 3, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 3, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 3, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 3, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 3, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 3, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 18, 2026 | — |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 13, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 28, 2026 | — |
| 4 | Insider transaction | Apr 28, 2026 | Apr 25, 2026 |
| 4 | Insider transaction | Apr 28, 2026 | Apr 25, 2026 |
| 4 | Insider transaction | Apr 28, 2026 | Apr 25, 2026 |
| 4 | Insider transaction | Apr 28, 2026 | Apr 25, 2026 |
| 4 | Insider transaction | Apr 28, 2026 | Apr 25, 2026 |
| 4 | Insider transaction | Apr 21, 2026 | Apr 17, 2026 |
| 4 | Insider transaction | Apr 21, 2026 | Apr 17, 2026 |
| 4 | Insider transaction | Apr 21, 2026 | Apr 17, 2026 |
| 4 | Insider transaction | Apr 21, 2026 | Apr 17, 2026 |
| 4 | Insider transaction | Apr 21, 2026 | Apr 17, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 26, 2026 | — |
| 4 | Insider transaction | Mar 18, 2026 | Mar 16, 2026 |
| 4 | Insider transaction | Mar 18, 2026 | Mar 16, 2026 |
| 4 | Insider transaction | Mar 18, 2026 | Mar 16, 2026 |
| 4 | Insider transaction | Mar 18, 2026 | Mar 16, 2026 |
| 4 | Insider transaction | Mar 18, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | Feb 3, 2026 | Feb 1, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Mar 18, 2025 |
| 4 | Insider transaction | Jan 5, 2026 | Mar 18, 2025 |
| 4 | Insider transaction | Jan 5, 2026 | Mar 18, 2025 |
| 4 | Insider transaction | Jan 5, 2026 | Mar 18, 2025 |
| 4 | Insider transaction | Jan 5, 2026 | Mar 18, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Dec 18, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 12, 2025 | — |
| 4 | Insider transaction | Sep 29, 2025 | Sep 25, 2025 |
| 4 | Insider transaction | Sep 29, 2025 | Sep 25, 2025 |
| 4 | Insider transaction | Sep 29, 2025 | Sep 25, 2025 |
| 4 | Insider transaction | Sep 29, 2025 | Sep 25, 2025 |
| 4 | Insider transaction | Sep 29, 2025 | Sep 25, 2025 |
| 4 | Insider transaction | Aug 28, 2025 | Aug 27, 2025 |
| 4 | Insider transaction | Aug 28, 2025 | Aug 27, 2025 |
| 4 | Insider transaction | Aug 28, 2025 | Aug 27, 2025 |
| 4 | Insider transaction | Aug 28, 2025 | Aug 27, 2025 |
| 4 | Insider transaction | Aug 28, 2025 | Aug 27, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 12, 2025 | — |
| 4 | Insider transaction | Aug 7, 2025 | Aug 6, 2025 |
| 4 | Insider transaction | Aug 7, 2025 | Aug 6, 2025 |
| 4 | Insider transaction | Aug 7, 2025 | Aug 6, 2025 |
| 4 | Insider transaction | Aug 7, 2025 | Aug 6, 2025 |
| 4 | Insider transaction | Aug 7, 2025 | Aug 6, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 29, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 16, 2025 | — |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 12, 2025 | — |
| 4 | Insider transaction | Apr 29, 2025 | Apr 25, 2025 |
| 4 | Insider transaction | Apr 29, 2025 | Apr 25, 2025 |
| 4 | Insider transaction | Apr 29, 2025 | Apr 25, 2025 |
| 4 | Insider transaction | Apr 29, 2025 | Apr 25, 2025 |
| 4 | Insider transaction | Apr 29, 2025 | Apr 25, 2025 |
| 4 | Insider transaction | Apr 29, 2025 | Apr 25, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 12, 2025 | — |
| 4 | Insider transaction | Feb 4, 2025 | Feb 1, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 23, 2025 | — |
| 3 | Initial insider ownership | Jan 2, 2025 | Jan 1, 2025 |
| 3 | Initial insider ownership | Jan 2, 2025 | Jan 1, 2025 |
| 3 | Initial insider ownership | Jan 2, 2025 | Jan 1, 2025 |
| 3 | Initial insider ownership | Jan 2, 2025 | Jan 1, 2025 |
| 3 | Initial insider ownership | Jan 2, 2025 | Jan 1, 2025 |
| 3 | Initial insider ownership | Jan 2, 2025 | Jan 1, 2025 |
| 3 | Initial insider ownership | Jan 2, 2025 | Jan 1, 2025 |
| 3 | Initial insider ownership | Jan 2, 2025 | Jan 1, 2025 |
| 3 | Initial insider ownership | Jan 2, 2025 | Jan 1, 2025 |
| 3 | Initial insider ownership | Jan 2, 2025 | Jan 1, 2025 |
| 3 | Initial insider ownership | Jan 2, 2025 | Jan 1, 2025 |
| 3 | Initial insider ownership | Jan 2, 2025 | Jan 1, 2025 |
| 3 | Initial insider ownership | Jan 2, 2025 | Jan 1, 2025 |
| 3 | Initial insider ownership | Jan 2, 2025 | Jan 1, 2025 |
| 3 | Initial insider ownership | Jan 2, 2025 | Jan 1, 2025 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Nov 8, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Nov 8, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Oct 24, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Aug 22, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jun 13, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | May 10, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jan 26, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 22, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 2, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Dec 4, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Aug 10, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Aug 8, 2023 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jul 12, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Apr 13, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Apr 11, 2023 | — |
| SC 13D | Ownership over 5% (active) | Apr 5, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Jan 31, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Jan 31, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Jan 10, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Jan 9, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Aug 11, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Feb 12, 2021 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2020 | — |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2020 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 13, 2020 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2019 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2019 | — |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2019 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 11, 2019 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jan 22, 2019 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 14, 2019 | — |
| SC 13G | Ownership over 5% (passive) | Aug 9, 2018 | — |
| SC 13G | Ownership over 5% (passive) | Jul 12, 2018 | — |
| SC 13D | Ownership over 5% (active) | Jul 12, 2018 | — |
| SC 13G | Ownership over 5% (passive) | Jul 11, 2018 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jul 10, 2018 | — |
Showing 164 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
- Drilling Oil & Gas Wells (SIC 1381)
- Listed as
- SDRL (NYSE)
- Fiscal year ends
- December 31
- Headquarters
- Hamilton
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1737706
- Former names
- NEW SDRL LTD. (until Jul 2, 2018)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.