TR

Transocean Ltd.

  • CIK: 0001451505
  • EIN: 98-0599916
  • Business address: TURMSTRASSE 30, STEINHAUSEN, Switzerland, 6312

Information

  • Mailing address
    TURMSTRASSE 30, STEINHAUSEN, Switzerland, 6312
  • Phone
    41 41 749 0500
  • State location
    Switzerland
  • State of incorporation
    Switzerland
  • Fiscal year end
    December 31
  • SIC
    1381 - (CF Office: Office of Energy & Transportation) DRILLING OIL & GAS WELLS
  • Filings
    N/A

About Transocean Ltd.

Transocean Ltd. (CIK: 0001451505) is an American company incorporated in the state of Switzerland. Head office is located at TURMSTRASSE 30, STEINHAUSEN, Switzerland, 6312. Work in the industry 1381 - (CF Office: Office of Energy & Transportation) DRILLING OIL & GAS WELLS. Transocean Ltd. is a public company and trade via Over-The-Counter (OTC).

Ownership

Owner Filings Transaction Date Type of Owner
DELL'OSSO DOMENIC J JR 0001504988 May-11-2023 director
DAVIS HOWARD E 0001228413 Mar-01-2022 officer: EVP, CAO & CIO
THIGPEN JEREMY D 0001240666 Mar-01-2022 director, officer: CEO
Tonnel David A 0001318251 Mar-01-2022 officer: SVP and Corporate Controller
Mey Mark-Anthony Lovell 0001499267 Mar-01-2022 officer: EVP & CFO
Long Brady K 0001502666 Mar-01-2022 officer: EVP & General Counsel
Adamson Keelan 0001750415 Mar-01-2022 officer: President & COO
Oevrum Margareth 0001678435 May-27-2021 director
de Saint Victor Diane 0001811895 May-07-2020 director
Perestroika (Cyprus) Ltd 0001737912 Mar-16-2018 director, 10 percent owner
Perestroika 0001729635 Jan-30-2018 director
Mohn Frederik Wilhelm 0001729638 Jan-30-2018 director
MCNAMARA MARTIN B 0001040104 May-12-2016 director
MULLER EDWARD R 0001180211 May-12-2016 director
CHANG VANESSA C L 0001226487 May-12-2016 director
MILLER MERRILL A JR 0001228416 May-12-2016 director
DEATON CHAD C 0001239236 May-12-2016 director
INTRIERI VINCENT J 0001350114 May-12-2016 director
Tan Ek Kia 0001520316 May-12-2016 director
Barker Glyn Anthony 0001548502 May-12-2016 director
Curado Frederico F. 0001577451 May-12-2016 director
Bonno Terry 0001608699 Feb-11-2016 officer: SVP, Marketing
Sjobring Lars 0001411431 Mar-01-2014 officer: SVP and General Counsel
MERKSAMER SAMUEL J. 0001501581 May-17-2013 director
Katz Allen M 0001562597 Nov-17-2012 officer: Interim SVP & GC
Ikaheimonen Esa 0001562100 Nov-15-2012 officer: EVP & CFO
Munro Michael F 0001561503 Nov-02-2012 officer: VP, CCO & Deputy GC
Schwab David M 0001561505 Nov-02-2012 officer: Sr. Assoc General Counsel
Stobart John B 0001559414 Oct-01-2012 officer: EVP and COO
Shaw Robert S 0001533605 Dec-01-2011 officer: Vice President and Controller
Bindra Jagjeet S. 0001490079 May-13-2011 director
Burrard-Lucas Stephen Charles 0001520315 May-13-2011 director
Deeming Nicholas 0001512310 Feb-07-2011 officer: SrVP, Gen Cnsl & Asst Corp Sec
BROWN ERIC B 0001040114 Jul-21-2010 officer: SrVP, Gen Cnsl & Asst Corp Sec
Newman Steven L 0001318104 Jul-21-2010 officer: Chief Executive Officer
Briscoe John H 0001417287 Jul-21-2010 officer: Vice President and Controller
ROSA RICARDO H. 0001212821 Sep-01-2009 officer: Sr Vice President & CFO
Toma Ihab Magdy 0001470504 Aug-17-2009 officer: Sr. VP, Marketing & Planning
CASON THOMAS W 0001013579 May-15-2009 director
STRACHAN IAN 0001140807 May-15-2009 director
GEORGE RICHARD L 0001144278 May-15-2009 director
ROSE ROBERT E 0001180361 May-15-2009 director
GRIJALVA VICTOR 0001212804 May-15-2009 director
ANDERSON W RICHARD 0001288047 May-15-2009 director
Sprague Robert M 0001290206 May-15-2009 director
LONG ROBERT L 0001040109 Feb-12-2009 director, officer: CEO
CAUTHEN GREGORY L 0001249071 Feb-12-2009 officer: Sr. VP and CFO
RICHARD C D 0001252175 Feb-12-2009 officer: Sr. VP, HR and IT
Bobillier Arnaud A Y 0001430309 Feb-12-2009 officer: Exec VP, Assets
Saltiel Robert J. 0001434402 Feb-12-2009 officer: Exec VP, Performance
WHITMIRE JOHN L 0001180362 Jan-16-2009 director
TALBERT J MICHAEL 0001040090 Nov-27-2007 director

Stock Chart

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Jobs

Coming soon!

Recent SEC Filings

Includes all SEC registration details as well as a list of all documents (S-1, Prospectus, Current Reports, 8-K, 10K, Annual Reports) filed by Transocean Ltd.

Filings Format Description Filed/Effective File/Film Number
8-K Document

Current report filing

Acc-no: 0001451505-26-000032 (34 Act) Size: KB		 Apr-16-2026

001-38373

26865616
8-K Document

Current report filing

Acc-no: 0001451505-26-000029 (34 Act) Size: KB		 Apr-14-2026

001-38373

26859088
8-K Document

Current report filing

Acc-no: 0001451505-26-000024 (34 Act) Size: KB		 Apr-02-2026

001-38373

26830520
ARS Document

Annual report to security holders

Acc-no: 0001104659-26-037828 (34 Act) Size: KB		 Mar-31-2026

001-38373

26822805
DEFA14A Document

Additional definitive proxy solicitation materials

Acc-no: 0001104659-26-037820 (34 Act) Size: KB		 Mar-31-2026

001-38373

26822650
DEF 14A Document

Definitive proxy statements

Acc-no: 0001104659-26-037805 (34 Act) Size: KB		 Mar-31-2026

001-38373

26822547
SCHEDULE 13G/A Document Acc-no: 0000102909-26-002489 (34 Act) Size: KB Mar-27-2026

005-84688

26804968
PRE 14A Document

Preliminary proxy statement not related to a contested matter or merger/acquisition

Acc-no: 0001104659-26-032721 (34 Act) Size: KB		 Mar-20-2026

001-38373

26778425
4 Document

Statement of changes in beneficial ownership of securities

Acc-no: 0002045694-26-000006 ( Act) Size: 0 KB		 Mar-05-2026

144 Document

Filing for proposed sale of securities under Rule 144

Acc-no: 0001950047-26-002156 (33 Act) Size: 0 KB		 Mar-04-2026

001-38373

26721667
4 Document

Statement of changes in beneficial ownership of securities

Acc-no: 0002022236-26-000004 ( Act) Size: 0 KB		 Mar-03-2026

4 Document

Statement of changes in beneficial ownership of securities

Acc-no: 0001750415-26-000007 ( Act) Size: 0 KB		 Mar-03-2026

4 Document

Statement of changes in beneficial ownership of securities

Acc-no: 0002030852-26-000004 ( Act) Size: 0 KB		 Mar-03-2026

4 Document

Statement of changes in beneficial ownership of securities

Acc-no: 0001502666-26-000007 ( Act) Size: 0 KB		 Mar-03-2026

4 Document

Statement of changes in beneficial ownership of securities

Acc-no: 0001240666-26-000004 ( Act) Size: 0 KB		 Mar-03-2026

4 Document

Statement of changes in beneficial ownership of securities

Acc-no: 0002045694-26-000004 ( Act) Size: 0 KB		 Mar-03-2026

8-K Document

Current report filing

Acc-no: 0001451505-26-000020 (34 Act) Size: KB		 Feb-23-2026

001-38373

26666340
10-K Document

Annual report pursuant to section 13 and 15(d)

Acc-no: 0001451505-26-000018 (34 Act) Size: KB		 Feb-23-2026

001-38373

26666044
8-K Document

Current report filing

Acc-no: 0001451505-26-000012 (34 Act) Size: KB		 Feb-20-2026

001-38373

26656259
DEFA14A Document

Additional definitive proxy solicitation materials

Acc-no: 0001104659-26-015486 (34 Act) Size: KB		 Feb-17-2026

001-38373

26635781

Recent 20 filings. View all Transocean Ltd. filings

Reviews

Overall rating 5.0

Aug 22, 2022

Ryan Storey

Huge help thank you for your help .. y'all make it so much easier

Aug 22, 2022

Pelisari

young lad who new his job ansered questions and new what was best for me.

Aug 22, 2022

Catherine

Thanks I look forward to using the product to improve my skin tone

Frequently Asked Questions

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Disclaimer: The information on the Service is provided with the understanding that the Company is not herein engaged in rendering legal, accounting, tax, or other professional advice and services. As such, it should not be used as a substitute for consultation with professional accounting, tax, legal or other competent advisers.

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