TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark one) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____ to _____ Commission file number 001-38373 Transocean Ltd. (Exact name of registrant as specified in its charter) Switzerland 98-059991 ...

Transocean Ltd. (NYSE:RIG) Q1 2024 Earnings Conference Call April 30, 2024 9:00 AM ET Company Participants Alison Johnson - Director, IR Jeremy Thigpen - CEO Keelan Adamson - President and COO Mark Mey - EVP and CFO Roddie Mackenzie - EVP and CCO Conference Call Participants Kurt Hallead - Benchmark Eddie Kim - Barclays Doug Becker - Capital One Fredrik Stene - Clarkson Securities Arun Jayaram - JPMorgan David Smith - Pickering Energy Partners Operator Good day, everyone, and welcome to today's Q1 2024 Tran ...

EXHIBIT 99.1 STEINHAUSEN, Switzerland—April 29, 2024—Transocean Ltd. (NYSE: RIG) today reported a net income attributable to controlling interest of $98 million, $0.11 per diluted share, for the three months ended March 31, 2024. First quarter results included net favorable items of $120 million, $0.14 per diluted share, primarily due to $121 million discrete tax items, net. After consideration of these net favorable items, first quarter 2024 adjusted net loss was $22 million, $0.03 per diluted share. Contr ...

Transocean Ltd. (NYSE:RIG) Q4 2023 Earnings Conference Call February 20, 2024 9:00 AM ET Company Participants Alison Johnson - Director, Investor Relations Jeremy Thigpen - Chief Executive Officer Keelan Adamson - President and Chief Operating Officer Mark Mey - Executive Vice President & Chief Financial Officer Roddie Mackenzie - Executive Vice President and Chief Commercial Officer Conference Call Participants Kurt Hallead - Benchmark Fredrik Stene - Clarksons Securities Eddie Kim - Barclays David Smith - ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K Commission file number 001-38373 (Mark one) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 TRANSOCEAN LTD. For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____ to _____ Registrant's telephone number, including area code: +41 (41) 749-0500 Securities ...

Transocean Ltd. (NYSE:RIG) Q3 2023 Earnings Conference Call October 31, 2023 9:00 AM ET Company Participants Alison Johnson - Director of Investor Relations Jeremy Thigpen - Chief Executive Officer Mark Mey - Executive Vice President & Chief Financial Officer Roddie Mackenzie - Executive Vice President & Chief Commercial Officer Conference Call Participants Greg Lewis - BTIG Eddie Kim - Barclays Kurt Hallead - Benchmark David Smith - Pickering Energy Partners Scott Gruber - Citigroup Fredrik Stene - Clarkso ...

☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____ to _____ TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark one) Commission file number 001-38373 Transocean Ltd. (Exact name of registrant as specified in its charter) Switzerland 98-05 ...

Transocean Ltd. (NYSE:RIG) Q2 2023 Earnings Conference Call August 1, 2023 9:00 AM ET Company Participants Alison Johnson - Director-IR Jeremy Thigpen - CEO Mark Mey - EVP and CFO Roddie Mackenzie - EVP and Chief Commercial Officer Conference Call Participants Kurt Hallead - Benchmark Eddie Kim - Barclays Greg Lewis - BTIG Fredrik Stene - Clarksons Securities Operator Good day, everyone, and welcome to today’s Q2 2023 Transocean's Earnings Call. [Operator Instructions] Please note this call maybe recorded. ...

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark one) For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____ to _____ Commission file number 001-38373 Transocean Ltd. (Exact name of registrant as specified in its charter) Switzerland 98-0599916 ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ...

Transocean Ltd. (NYSE:RIG) Q1 2023 Earnings Conference Call May 2, 2023 9:00 AM ET Company Participants Alison Johnson – Director-Investor Relations Jeremy Thigpen – Chief Executive Officer Keelan Adamson – President and Chief Operating Officer Mark Mey – Executive Vice President and Chief Financial Officer Roddie Mackenzie – Executive Vice President and Chief Commercial Officer Conference Call Participants James West – Evercore ISI Thomas Johnson – Morgan Stanley Eddie Kim – Barclays David Smith – Pickerin ...