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Seadrill (SDRL) 10K Form and Latest SEC Filings 2026

Seadrill logo
$51.06 +0.08 (+0.15%)
Closing price 05/22/2026 03:59 PM Eastern
Extended Trading
$50.44 -0.62 (-1.21%)
As of 05/22/2026 07:31 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.

Latest Seadrill SEC Filings & Recent Activity

Seadrill (NYSE:SDRL) has submitted 342+ documents to the U.S. Securities and Exchange Commission (SEC) since 2018. For investors, these filings are the primary source of verified financial data — covering everything from annual revenue and debt levels in the 10-K, to material business events in 8-K current reports, to insider buying and selling activity in Form 4 disclosures. Key figures from these filings, including revenue, earnings, and cash flow, are summarized in Seadrill's financial statements. The most recent filing was a Form SCHEDULE 13G/A submitted on May 18, 2026.

Form 4
Seadrill Ltd Reports Ownership Change on May. 18, 2026

Form 4 filings disclose changes in stock ownership by company insiders, including purchases, sales, grants, and option exercises.

View insider ownership

10-Q
Seadrill Files Quarterly Report on May. 11, 2026

The 10-Q contains Seadrill's unaudited quarterly financial statements, revenue, earnings updates, and cash flow changes between annual reports.

View earnings history

Seadrill SEC Filing History

Browse Seadrill's complete SEC filing history using the filters below. Filter by form type - 10-K, 10-Q, 8-K, Form 4, and more - or set a custom date range to find a filing.

DateFilerForm TypeView
05/18/2026 11:40 AM
CANYON CAPITAL ADVISORS LLC (1074034) Filed by
Seadrill (1737706) Subject
Form SCHEDULE 13G/A
05/18/2026 10:29 AM
Seadrill (1737706) Issuer
Smith Paul Norman (2050261) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/18/2026 10:34 AM
ROBERTSON JULIE J (1214243) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
05/18/2026 10:10 AM
Kjaervik Jan (2050263) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
05/18/2026 10:16 AM
Seadrill (1737706) Issuer
Swinney Jonathan (2050268) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/18/2026 10:17 AM
CAHUZAC JEAN (1212815) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
05/18/2026 10:21 AM
Quarls Harry (1685105) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
05/18/2026 9:58 AM
MCCOLLUM MARK A (1215888) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
05/18/2026 10:04 AM
Seadrill (1737706) Issuer
Zambelli Ana (2050265) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/18/2026 10:04 AM
SCHULTZ ANDREW ELIOT (1649487) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
05/13/2026 8:16 AM
Adage Capital Management, L.P. (1535978) Filed by
Seadrill (1737706) Subject
Form SCHEDULE 13G/A
05/11/2026 3:01 PM
Seadrill (1737706) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
04/28/2026 11:40 AM
Seadrill (1737706) Subject
VANGUARD CAPITAL MANAGEMENT LLC (2100119) Filed by
Form SCHEDULE 13G
04/28/2026 10:41 AM
Seadrill (1737706) Issuer
Strickler Todd D (1614039) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/28/2026 10:46 AM
Creed Grant R (2050294) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
04/28/2026 10:25 AM
Sauer-Petersen Torsten (2050267) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
04/28/2026 10:26 AM
Seadrill (1737706) Issuer
Wieggers Marcel (2050293) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/28/2026 10:36 AM
Ali Samir H (2050291) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
04/21/2026 11:53 AM
Creed Grant R (2050294) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
04/21/2026 11:57 AM
Sauer-Petersen Torsten (2050267) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
04/21/2026 12:00 PM
Ali Samir H (2050291) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
04/21/2026 11:43 AM
Seadrill (1737706) Issuer
Strickler Todd D (1614039) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/21/2026 11:49 AM
Seadrill (1737706) Issuer
Wieggers Marcel (2050293) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/20/2026 7:08 AM
Seadrill (1737706) Filer
Form DEF 14A
04/20/2026 7:10 AM
Seadrill (1737706) Filer
Form DEFA14A
03/26/2026 12:27 PM
Seadrill (1737706) Subject
VANGUARD GROUP INC (102909) Filed by
Form SCHEDULE 13G/A
03/18/2026 4:52 PM
Sauer-Petersen Torsten (2050267) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2026 4:58 PM
Seadrill (1737706) Issuer
Wieggers Marcel (2050293) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2026 4:41 PM
Seadrill (1737706) Issuer
Strickler Todd D (1614039) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2026 4:46 PM
Creed Grant R (2050294) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2026 3:11 PM
Seadrill (1737706) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/25/2026 3:17 PM
Seadrill (1737706) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/03/2026 5:00 PM
Seadrill (1737706) Issuer
Wieggers Marcel (2050293) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
01/05/2026 7:44 PM
Johnson Simon (1602196) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/05/2026 7:36 PM
Ali Samir H (2050291) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/05/2026 7:37 PM
Sauer-Petersen Torsten (2050267) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/05/2026 7:39 PM
Seadrill (1737706) Issuer
Strickler Todd D (1614039) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
01/05/2026 7:41 PM
Creed Grant R (2050294) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
12/18/2025 6:19 PM
Elliott Investment Management L.P. (1791786) Filed by
Seadrill (1737706) Subject
Form SCHEDULE 13D/A
11/12/2025 8:33 AM
Seadrill (1737706) Subject
WELLINGTON MANAGEMENT GROUP LLP (902219) Filed by
Form SCHEDULE 13G/A
11/06/2025 7:31 AM
Seadrill (1737706) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
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11/05/2025 3:36 PM
Seadrill (1737706) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/29/2025 11:54 AM
Creed Grant R (2050294) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
09/29/2025 12:01 PM
Johnson Simon (1602196) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
09/29/2025 11:46 AM
Seadrill (1737706) Issuer
Strickler Todd D (1614039) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
09/29/2025 11:47 AM
Sauer-Petersen Torsten (2050267) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
09/29/2025 11:50 AM
Ali Samir H (2050291) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
08/28/2025 2:31 PM
Sauer-Petersen Torsten (2050267) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
08/28/2025 2:32 PM
Creed Grant R (2050294) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
08/28/2025 2:33 PM
Johnson Simon (1602196) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
08/28/2025 2:36 PM
Seadrill (1737706) Issuer
Strickler Todd D (1614039) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
08/28/2025 2:38 PM
Ali Samir H (2050291) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
08/12/2025 8:04 AM
Adage Capital Management, L.P. (1535978) Filed by
Seadrill (1737706) Subject
Form SCHEDULE 13G/A
08/07/2025 3:41 PM
Ali Samir H (2050291) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
08/07/2025 3:45 PM
Sauer-Petersen Torsten (2050267) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
08/07/2025 3:49 PM
Johnson Simon (1602196) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
08/07/2025 3:49 PM
Seadrill (1737706) Issuer
Strickler Todd D (1614039) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
08/07/2025 3:49 PM
Creed Grant R (2050294) Reporting
Seadrill (1737706) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
07/16/2025 6:02 PM
BlackRock, Inc. (2012383) Filed by
Seadrill (1737706) Subject
Form SCHEDULE 13G/A
(Data available from 1/1/2016 forward)

Seadrill SEC Filings - Frequently Asked Questions

Seadrill (SDRL) has submitted 342+ filings to the SEC since 2018. You can browse the complete history or filter by form type using the tools above.

Seadrill's fiscal year ends on December 31. The company typically files its 10-K annual report by the end of February, covering the prior fiscal year's financial results. Key financial data from these reports is available on Seadrill's financial statements page.

The most recent filing was a Form SCHEDULE 13G/A submitted on May 18, 2026. View the full filing using the link above.

SEC Filing Types: 10-K, 10-Q, 8-K and More

SEC filings are legally required disclosures that public companies submit to the U.S. Securities and Exchange Commission. Unlike press releases or earnings call transcripts, these documents are filed under legal obligation — meaning the financial data they contain is audited, standardized, and subject to penalties if materially false. For investors, that makes SEC filings the most reliable primary source available for evaluating a company's true financial position.

Yes. All SEC filings are publicly available through the SEC's EDGAR database and on financial research platforms like MarketBeat. Companies are required by law to make these disclosures accessible to all investors — meaning retail investors have access to the same source documents as institutional analysts.

A 10-K is an annual report containing audited financial statements and a full review of the company's business — it is the most comprehensive filing a company makes each year. A 10-Q is a shorter, unaudited quarterly update filed three times per year between annual reports. Investors typically use the 10-K for deep fundamental analysis and the 10-Q to track whether the company is on pace with its guidance mid-year.

The most important filing for fundamental investors. Filed once per year, the 10-K contains audited financial statements, revenue and earnings trends, debt obligations, risk factors, and management's own assessment of the business. Reading the risk factors section and comparing year-over-year financials can reveal issues that don't show up in analyst summaries.

An unaudited financial update filed three times per year (the 10-K covers Q4). Investors use 10-Qs to track whether guidance is on pace, monitor changes in cash flow or inventory, and catch any mid-year shifts in business conditions before they become headline news.

Filed within four business days of a material event — earnings releases, merger announcements, executive departures, or major asset sales. Because 8-Ks are filed before media coverage catches up, they are often the fastest way to get unfiltered information directly from the company on market-moving events.

Filed within two business days whenever an executive or director buys or sells company stock. Insider purchases — especially large or clustered buys — are often interpreted as a signal of management confidence. Insider selling is more ambiguous but worth monitoring for patterns, particularly around lock-up expirations or ahead of major announcements.


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This page (NYSE:SDRL) was last updated on 5/25/2026 by MarketBeat.com Staff.
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