As of November 6, 2026, Seadrill Ltd is a publicly traded company (NYSE: SDRL); its largest reported holder is BlackRock, with 7.3% on Schedule 13G/A of July 16, 2025, then Vanguard (5.04%). The largest insider holding is Simon Johnson, the chief executive and president, with 137,188 shares (0.22% of shares outstanding), per Form 4 of January 5, 2026 (Schedule 13G/A, July 16, 2025).
Is this your company?
About to sign with, pay or invest in Seadrill Ltd? See the free Snapshot first.
Free to see. No signup.
Is Seadrill Ltd a real, registered company?
- Seadrill Ltd files with the SEC under CIK 1737706 (its SEC filings).
- Its shares are listed under the ticker SDRL on NYSE (SEC company record).
- Court and bankruptcy records: see Before you sign or pay below.
Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under Seadrill Ltd in our court records and SEC 8-K records (as of 2026-11-06).
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Elliott Investment Management L.P. (filed 2026-09-21).
Who are Seadrill Ltd's owners and officers?
Seadrill Ltd: industry Drilling Oil & Gas Wells (Schedule 13D/A, 2026-10-08).
| Report | Holder | Share |
|---|---|---|
| Schedule 13D/A, 2026-10-08 | Elliott Investment Management L.P. | 4.9% |
| Schedule 13D/A, 2026-09-21 | Elliott Investment Management L.P. | 5.8% |
| Schedule 13G/A, 2026-05-18 | Canyon Capital Advisors LLC | 2.02% |
| Schedule 13G/A, 2026-05-13 | Adage Capital Management, L.P. | 3.94% |
| Schedule 13G, 2026-04-28 | Vanguard Capital Management | 5.04% |
| Schedule 13G/A, 2026-03-26 | The Vanguard Group | 0% |
| Schedule 13D/A, 2025-12-18 | Elliott Investment Management L.P. | 6.8% |
| Schedule 13G/A, 2025-11-12 | Wellington Management Group LLP | 1% |
| Schedule 13G/A, 2025-08-12 | Adage Capital Management, L.P. | 5.04% |
| Schedule 13G, 2025-07-29 | The Vanguard Group | 6.06% |
| Schedule 13G/A, 2025-07-16 | Blackrock, Inc. | 7.3% |
Questions about who owns Seadrill Ltd
Who owns Seadrill Ltd?
On this page, 2 holders' latest ownership filings report 5% or more of Seadrill Ltd: Blackrock, Inc. (7.3%, Schedule 13G/A, filed 2025-07-16) and Vanguard Capital Management (5.04%, Schedule 13G, filed 2026-04-28).
Who are the largest shareholders of Seadrill Ltd?
By the share each holder's latest filing reports, the largest holders of Seadrill Ltd on this page are Blackrock, Inc. (7.3%) and Vanguard Capital Management (5.04%).
When did Blackrock, Inc. buy into Seadrill Ltd?
The filings give report dates, not purchase dates. The earliest filing from Blackrock, Inc. on this page is the Schedule 13G/A, filed 2025-07-16, reporting 7.3%. That earliest filing is itself an amendment, which updates an earlier report.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 11 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
Want the whole picture on Seadrill Ltd?
Example from a real report (our sample on Target): “The Q2 2026 earnings report, published August 19, 2026, showed adjusted EPS of $2.46 against an expected $2.33” Source: CNBC
A Full Report on Seadrill Ltd: verified, sourced, every claim cited, ready in a few minutes. See pricing.
What the Full Report on Seadrill Ltd covers
The Short Answer
Which Company This Is
What They Do, And How The Money Works
Who Runs It, And How To Reach Them
The Money: Funding, Valuation, Runway
Who Pays Them, And Who They Are Up Against
Warning Bells
Sources
17 cited sources found
Plus the sections for what you are deciding, which you pick after ordering.
A real finished report, first screen. Opens in a new tab.
Which insiders own Seadrill Ltd shares?
Directors, officers and holders of 10% or more report their shares on Forms 3, 4 and 5. Each line is the latest such report, largest holding first.
- , the chief executive and president: 137,188 shares (0.22% of shares outstanding) (Form 4, 2026-01-05).
- , the chief executive and president: 44,764 shares (0.07% of shares outstanding) (Form 4, 2026-04-28).
- , the president and chief financial officer: 23,064 shares (0.04% of shares outstanding) (Form 4, 2026-06-12).
- , a director: 16,269 shares (0.03% of shares outstanding) (Form 4, 2026-05-18).
- , a director: 9,086 shares (0.01% of shares outstanding) (Form 4, 2026-05-18).
Shares outstanding: 61,498,053 as of 2026-10-30, from the company's latest SEC cover page.
How much has Seadrill Ltd raised?
No fundraising or offering filing from Seadrill Ltd is on file with us.
Keep reading
More on Seadrill Ltd and the records around it.
Seadrill Ltd elsewhere on the record
- 5%+ stake filings Oct 2026
Companies that share a holder
- CANYON CAPITAL ADVISORS LLC also filed stake reports on 2 other companies: CBL & Associates Properties, Inc. (Oct 2026)
- Elliott Investment Management L.P. also filed stake reports on 5 other companies: Triple Flag Precious Metals Corp. (Nov 2026), Pinterest, Inc. (Aug 2026), SOUTHWEST AIRLINES CO (Apr 2026)
- Adage Capital Management, L.P. also filed stake reports on 136 other companies: ACP Holdings Acquisition Corp. (Aug 2026), AmperCap Acquisition Company (Aug 2026), Aura Biosciences, Inc. (Aug 2026)
Related pages
Filings, cases and notices link to their records. A not-found line names the records searched; it is not proof of absence.
Not for employment, credit, insurance or tenancy decisions.
Cite this page
https://mentionfox.com/who-owns/seadrill