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RIG · Current Report (Form 8-K) · Filed August 5, 2026

Transocean Ltd — Current Report (Form 8-K)

Form
8-K
Filed
August 5, 2026
Period
Aug 5, 2026
Ticker
RIG
Accession
0001451505-26-000058
Boardroom Alpha · Filing insights

Transocean reports Q2 2026 results via press release and issues Fleet Status Report.

About Transocean Ltd
Market cap
$6.4B
1Y TSR
+88.7%
3Y TSR
−11.8%
Board grade
C
Sector
Energy
CEO
Keelan Adamson
Last annual meeting: May 22, 2026 · View full Transocean Ltd profile →
TRANSOCEAN LTD._August 5, 2026

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

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 5, 2026

Graphic

TRANSOCEAN LTD.

(Exact name of registrant as specified in its charter)

Switzerland

001-38373

98-0599916

(State or other jurisdiction of incorporation or organization)

(Commission file number)

(I.R.S. Employer Identification No.)

Turmstrasse 30

Steinhausen, Switzerland

CH-6312

(Address of principal executive offices)

(Zip Code)

+41 (41) 749-0500

(Registrant’s telephone number, including area code)

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 (see General Instruction A.2. below):

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

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

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

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

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 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).

Emerging growth company

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.

Item 2.02.

Results of Operations and Financial Condition

Transocean Ltd.’s press release dated August 5, 2026, concerning financial results for the second quarter 2026, furnished as Exhibit 99.1 to this report, is incorporated by reference herein.

Item 7.01.

Regulation FD Disclosure

We issue a report entitled “Transocean Fleet Status Report,” which includes drilling rig status and contract information. A report dated August 5, 2026, is furnished as Exhibit 99.2 to this Current Report on Form 8-K and is incorporated herein by reference. You may subscribe to the Transocean “E-mail Alerts,” which based upon your selections will alert you to new Transocean press releases, financial and other updates. This free service will send you an automated email containing the Fleet Status Report press release and a link to our website: www.deepwater.com, where the reports are posted each quarter under “Investors/Fleet Status Report.” You may subscribe to this service in the footer of any of the website’s Investors pages by selecting “E-mail Alerts” then providing your email address. Please select the alerts to which you prefer to subscribe and click “Submit.”

Item 9.01.

Financial Statements and Exhibits

(d)  Exhibits

Number

Description

99.1

Press Release Reporting Second Quarter 2026 Financial Results

99.2

Fleet Status Report dated August 5, 2026

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)

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.

Date: August 5, 2026

By

/s/ Debra Kupferman

Debra Kupferman

Authorized Person

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More filings

Other filings from Transocean Ltd (RIG)

Reference

Frequently asked questions

When did Transocean Ltd file this 8-K?
Transocean Ltd (RIG) filed this Current Report (Form 8-K) with the SEC on August 5, 2026. The accession number assigned by EDGAR is 0001451505-26-000058.
What does an 8-K disclose?
Form 8-K is the SEC's current-report form, used to disclose material events between periodic reports (10-K / 10-Q). Triggers include CEO/CFO departures, acquisitions, bankruptcies, earnings releases, auditor changes, changes in fiscal year, and amendments to corporate governance. Each 8-K is keyed to one or more Item numbers (1.01 through 9.01).
What is the key takeaway from this filing?
Transocean reports Q2 2026 results via press release and issues Fleet Status Report. This is Boardroom Alpha's one-line summary of the current report; see the full filing text above for the formal disclosure.
What Item codes does an 8-K cover?
An 8-K's Item codes (1.01 through 9.01) specify what kind of event is being disclosed — e.g. Item 1.01 for entering a material agreement, Item 5.02 for departure/election of directors and executive officers, Item 8.01 for other events. The Item codes for this 8-K appear in the filing text above.
Where can I find Transocean Ltd's prior current reports on EDGAR?
The SEC EDGAR browser lists every 8-K Transocean Ltd has filed under CIK 1451505, sortable by date. Use the "View on SEC EDGAR" link in the page header, or browse directly via https://www.sec.gov/cgi-bin/browse-edgar.
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