Transocean to Take $1.9B Rig Impairment Charge

Transocean Ltd. plans to dispose of five drilling rigs and related assets and expects to record an estimated non-cash impairment charge of approximately $1.9 billion in its third quarter 2025 results.

Rhea-AI Filing Summary

Transocean Ltd. plans to dispose of five drilling rigs and related assets and expects to record an estimated non-cash impairment charge of approximately $1.9 billion in its third quarter 2025 results. The rigs designated for sale, recycling or alternative use are Discoverer Clear Leader, Discoverer Americas, Deepwater Champion, Henry Goodrich and Discoverer India, along with associated equipment classified as held for sale. The company notes that these statements are forward-looking and subject to various operational, market and contractual risks outlined in its prior SEC filings.

Positive

• None.

Negative

• Transocean expects an approximately $1.9 billion non-cash impairment charge in third quarter 2025 related to the planned disposal of five drilling rigs and associated assets, which will materially depress reported earnings for that period.

Insights

Offshore energy and accounting analyst

Transocean expects a sizeable $1.9B non-cash rig impairment in Q3 2025.

Transocean Ltd. plans to dispose of five older drilling rigs and associated assets, which are classified as held for sale. As a result of this decision, the company expects its third quarter 2025 results to include an estimated non-cash impairment charge of about $1.9 billion. This reflects a reduction in the carrying value of those assets on the balance sheet rather than a cash outflow.

While non-cash, an impairment of this magnitude will significantly affect reported net income for the quarter and may highlight the limited economic usefulness of these specific rigs under current market conditions. The filing also underscores broader uncertainties such as contract durations, dayrates, oil and gas prices and potential rig sales, which can influence future fleet valuations and utilization.

The impact on future periods will depend on how Transocean reallocates capital after removing these rigs from its fleet and how market conditions for offshore drilling evolve. Investors reviewing subsequent reports for the period including third quarter 2025 can expect this impairment to be a major driver of the headline accounting loss, even though it does not directly change cash levels.

8-K Event Classification

2 items: 2.06, 9.01

2 items

Item 2.06 Material Impairments Financial

The company concluded that a material charge for impairment of assets (goodwill, intangibles, etc.) is required.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Transocean Ltd. (RIG) announce in this 8-K filing?

Transocean Ltd. announced that it intends to dispose of five drilling rigs and associated assets classified as held for sale, and that this decision will lead to an estimated non-cash impairment charge in its third quarter 2025 results.

How large is the impairment charge Transocean (RIG) expects to record?

Transocean expects its third quarter 2025 results to include an estimated non-cash impairment charge of approximately $1.9 billion associated with the assets it plans to dispose of.

Which rigs is Transocean (RIG) planning to dispose of?

Transocean plans to dispose of the Discoverer Clear Leader, Discoverer Americas, Deepwater Champion, Henry Goodrich and Discoverer India rigs, along with certain assets primarily associated with these rigs.

Is the $1.9 billion impairment charge for Transocean a cash outflow?

No. The filing describes the approximately $1.9 billion charge as a non-cash impairment associated with the rigs and related assets that are classified as held for sale.

When will Transocean (RIG) recognize the impairment charge?

Transocean states that it expects its third quarter 2025 results to include the estimated non-cash impairment charge related to the planned asset disposals.

What risks does Transocean highlight around these forward-looking statements?

Transocean notes that forward-looking statements are subject to uncertainties including contract durations and dayrates, future contract start dates and locations, planned shipyard projects and out-of-service time, sales of drilling units, operating hazards and delays, international operations risks, actions by customers and other third parties, oil and gas price fluctuations, and other factors discussed in its most recent Form 10-K and other SEC filings.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 08/27/2025 - 04:16 PM Learn about SEC filing dates

0001451505false00014515052025-08-272025-08-27

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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

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FORM 8-K

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CURRENT REPORT
Pursuant to Section 13 or 15(d) of
the Securities Exchange Act of 1934

Date of report (date of earliest event reported): August 27, 2025

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TRANSOCEAN LTD.

(Exact name of Registrant as specified in its charter)

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Switzerland		001-38373		98-0599916
(State or other jurisdiction of	​	(Commission	​	(I.R.S. Employer
incorporation or organization)	​	File Number)	​	Identification No.)

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Turmstrasse 30		​
Steinhausen, Switzerland	​	CH-6312
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(Address of principal executive offices)	​	(zip code)

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Registrant’s telephone number, including area code: +41 (41) 749-0500

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Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

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☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

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☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

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☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

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Securities registered pursuant to Section 12(b) of the Act
Title of each class	Trading Symbol	Name of each exchange on which registered:
Shares, $0.10 par value	RIG	New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

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Emerging growth company ☐

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If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

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Item 2.06Material Impairments

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On August 27, 2025, Transocean Ltd. (the “Company”) announced that it intends to dispose of, by sale to a third party for recycling or alternative use, the following rigs which are classified as held for sale: Discoverer Clear Leader, Discoverer Americas, Deepwater Champion, Henry Goodrich and Discoverer India, as well as certain assets primarily associated with these rigs.

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As a result of the decisions taken by the Company on August 27, 2025, to dispose of these assets, the Company expects its third quarter 2025 results to include an estimated non-cash charge of approximately $1.9 billion associated with the impairment of these assets.

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Item 9.01Financial Statements and Exhibits

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(d)  Exhibits.

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Exhibit No.		Description
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101	​	Interactive data files pursuant to Rule 405 of Regulation S-T formatted in Inline Extensible Business Reporting Language
104	​	Cover Page Interactive Data File (formatted as inline XBRL).

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Forward-Looking Statements

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The statements described herein that are not historical facts are forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. These statements could contain words such as “possible,” “intend,” “will,” “if,” “expect,” or other similar expressions. Forward-looking statements are based on management’s current expectations and assumptions, and are subject to inherent uncertainties, risks and changes in circumstances that are beyond our control, and in many cases, cannot be predicted. As a result, actual results could differ materially from those indicated by these forward-looking statements. Factors that could cause actual results to differ materially include, but are not limited to, estimated duration of customer contracts, contract dayrate amounts, future contract commencement dates and locations, planned shipyard projects and other out-of-service time, sales of drilling units, the cost and timing of mobilizations and reactivations, operating hazards and delays, risks associated with international operations, actions by customers and other third parties, the fluctuation of current and future prices of oil and gas, the global and regional supply and demand for oil and gas, the intention to scrap certain drilling rigs, the effects of the spread of and mitigation efforts by governments, businesses and individuals related to contagious illnesses, and other factors, including those and other risks discussed in the company’s most recent Annual Report on Form 10-K for the year ended December 31, 2024, and in the company’s other filings with the SEC, which are available free of charge on the SEC’s website at: www.sec.gov. Should one or more of these risks or uncertainties materialize, or should underlying assumptions prove incorrect, actual results may vary materially from those indicated. All subsequent written and oral forward-looking statements attributable to us or to persons acting on our behalf are expressly qualified in their entirety by reference to these risks and uncertainties. You should not place undue reliance on forward-looking statements. Each forward-looking statement speaks only as of the date of the particular statement. We expressly disclaim any obligations or undertaking to release publicly any updates or revisions to any forward-looking statement to reflect any change in our expectations or beliefs with regard to the statement or any change in events, conditions or circumstances on which any forward-looking statement is based, except as required by law. All non-GAAP financial measure reconciliations to the most comparative GAAP measure are displayed in quantitative schedules on the company’s website at: www.deepwater.com.

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

​	TRANSOCEAN LTD.
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Date: August 27, 2025	By:	/s/ Daniel Ro-Trock
​	​	Daniel Ro-Trock
​	​	Authorized Person

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