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Transocean Ltd. (0001451505)
SIC: 1381 - Drilling Oil & Gas Wells
State location: V8 | State of Inc.: V8 | Fiscal Year End: 1231
Business Address
TURMSTRASSE 30
STEINHAUSEN V8 6312
41 41 749 0500
 Mailing Address
TURMSTRASSE 30
STEINHAUSEN V8 6312
Ownership Reports from: (Click on owner name to see other issuer holdings for the owner, or CIK for owner filings.)

Owner Filings Transaction Date Type of Owner
Mackenzie Roderick James 0002045694 2024-11-14 officer: EVP, Chief Commercial Officer
Pack Jason 0002030852 2024-08-02 officer: SVP, Chief Accounting Officer
Vayda Robert Thaddeus 0002022236 2024-05-01 officer: EVP, Chief Financial Officer
DELL'OSSO DOMENIC J JR 0001504988 2023-05-11 director
DAVIS HOWARD E 0001228413 2022-03-01 officer: EVP, CAO & CIO
THIGPEN JEREMY D 0001240666 2022-03-01 director, officer: CEO
Tonnel David A 0001318251 2022-03-01 officer: SVP and Corporate Controller
Mey Mark-Anthony Lovell 0001499267 2022-03-01 officer: EVP & CFO
Long Brady K 0001502666 2022-03-01 officer: EVP & General Counsel
Adamson Keelan 0001750415 2022-03-01 officer: President & COO
Oevrum Margareth 0001678435 2021-05-27 director
de Saint Victor Diane 0001811895 2020-05-07 director
Perestroika (Cyprus) Ltd 0001737912 2018-03-16 director, 10 percent owner
Perestroika 0001729635 2018-01-30 director
Mohn Frederik Wilhelm 0001729638 2018-01-30 director
MCNAMARA MARTIN B 0001040104 2016-05-12 director
MULLER EDWARD R 0001180211 2016-05-12 director
CHANG VANESSA C L 0001226487 2016-05-12 director
MILLER MERRILL A JR 0001228416 2016-05-12 director
DEATON CHAD C 0001239236 2016-05-12 director
INTRIERI VINCENT J 0001350114 2016-05-12 director
Tan Ek Kia 0001520316 2016-05-12 director
Barker Glyn Anthony 0001548502 2016-05-12 director
Curado Frederico F. 0001577451 2016-05-12 director
Bonno Terry 0001608699 2016-02-11 officer: SVP, Marketing
Sjobring Lars 0001411431 2014-03-01 officer: SVP and General Counsel
MERKSAMER SAMUEL J. 0001501581 2013-05-17 director
Katz Allen M 0001562597 2012-11-17 officer: Interim SVP & GC
Ikaheimonen Esa 0001562100 2012-11-15 officer: EVP & CFO
Munro Michael F 0001561503 2012-11-02 officer: VP, CCO & Deputy GC
Schwab David M 0001561505 2012-11-02 officer: Sr. Assoc General Counsel
Stobart John B 0001559414 2012-10-01 officer: EVP and COO
Shaw Robert S 0001533605 2011-12-01 officer: Vice President and Controller
Bindra Jagjeet S. 0001490079 2011-05-13 director
Burrard-Lucas Stephen Charles 0001520315 2011-05-13 director
Deeming Nicholas 0001512310 2011-02-07 officer: SrVP, Gen Cnsl & Asst Corp Sec
BROWN ERIC B 0001040114 2010-07-21 officer: SrVP, Gen Cnsl & Asst Corp Sec
Newman Steven L 0001318104 2010-07-21 officer: Chief Executive Officer
Briscoe John H 0001417287 2010-07-21 officer: Vice President and Controller
ROSA RICARDO H. 0001212821 2009-09-01 officer: Sr Vice President & CFO
Toma Ihab Magdy 0001470504 2009-08-17 officer: Sr. VP, Marketing & Planning
CASON THOMAS W 0001013579 2009-05-15 director
STRACHAN IAN 0001140807 2009-05-15 director
GEORGE RICHARD L 0001144278 2009-05-15 director
ROSE ROBERT E 0001180361 2009-05-15 director
GRIJALVA VICTOR 0001212804 2009-05-15 director
ANDERSON W RICHARD 0001288047 2009-05-15 director
Sprague Robert M 0001290206 2009-05-15 director
LONG ROBERT L 0001040109 2009-02-12 director, officer: CEO
CAUTHEN GREGORY L 0001249071 2009-02-12 officer: Sr. VP and CFO
RICHARD C D 0001252175 2009-02-12 officer: Sr. VP, HR and IT
Bobillier Arnaud A Y 0001430309 2009-02-12 officer: Exec VP, Assets
Saltiel Robert J. 0001434402 2009-02-12 officer: Exec VP, Performance
WHITMIRE JOHN L 0001180362 2009-01-16 director
TALBERT J MICHAEL 0001040090 2007-11-27 director


Items 1 - 80

The information presented below contains only portions of the information presented in the referenced filing or filings.
You should consult the original filing for complete information. Hyperlinks to the forms are provided for your convenience.

Acquistion or Disposition Transaction Date Deemed Execution Date Reporting Owner Form Transaction Type Direct or Indirect Ownership Number of Securities Transacted Number of Securities Owned Line Number Owner CIK Security Name
D 2025-05-12   Mackenzie Roderick James 4 S-Sale --D 22000.0000 340841.0000 1 0002045694 Registered Shares
A 2025-05-01   Adamson Keelan 4 A-Award --D 542793.0000 542793.0000 1 0001750415 Restricted Units
A 2025-04-30   CHANG VANESSA C L 4 P-Purchase --D 10000.0000 59200.0000 1 0001226487 Registered Shares
D 2025-04-11   Mackenzie Roderick James 4 S-Sale --D 22000.0000 362841.0000 1 0002045694 Registered Shares
D 2025-03-11   Mackenzie Roderick James 4 S-Sale --D 22000.0000 384841.0000 1 0002045694 Registered Shares
D 2025-03-03   Pack Jason 4 F-InKind --D 25512.0000 201100.0000 4 0002030852 Registered Shares
D 2025-03-03   Mackenzie Roderick James 4 F-InKind --D 61363.0000 406841.0000 4 0002045694 Registered Shares
D 2025-03-03   Long Brady K 4 F-InKind --D 88942.0000 1380808.0000 4 0001502666 Registered Shares
D 2025-03-03   Adamson Keelan 4 F-InKind --D 121425.0000 1411094.0000 4 0001750415 Registered Shares
D 2025-03-03   Vayda Robert Thaddeus 4 F-InKind --D 27159.0000 251990.0000 4 0002022236 Registered Shares
D 2025-03-03   THIGPEN JEREMY D 4 F-InKind --D 326088.0000 6261813.0000 4 0001240666 Registered Shares
A 2025-03-01   Pack Jason 4 M-Exempt --D 19209.0000 226612.0000 3 0002030852 Registered Shares
A 2025-03-01   Pack Jason 4 M-Exempt --D 15134.0000 207403.0000 2 0002030852 Registered Shares
A 2025-03-01   Pack Jason 4 M-Exempt --D 30136.0000 192269.0000 1 0002030852 Registered Shares
A 2025-03-01   Mackenzie Roderick James 4 M-Exempt --D 50663.0000 468204.0000 3 0002045694 Registered Shares
A 2025-03-01   Mackenzie Roderick James 4 M-Exempt --D 34924.0000 417541.0000 2 0002045694 Registered Shares
A 2025-03-01   Mackenzie Roderick James 4 M-Exempt --D 69545.0000 382617.0000 1 0002045694 Registered Shares
A 2025-03-01   Long Brady K 4 M-Exempt --D 66992.0000 1469750.0000 3 0001502666 Registered Shares
A 2025-03-01   Long Brady K 4 M-Exempt --D 52777.0000 1402758.0000 2 0001502666 Registered Shares
A 2025-03-01   Long Brady K 4 M-Exempt --D 105098.0000 1349981.0000 1 0001502666 Registered Shares
A 2025-03-01   Adamson Keelan 4 M-Exempt --D 104397.0000 1532519.0000 3 0001750415 Registered Shares
A 2025-03-01   Adamson Keelan 4 M-Exempt --D 67731.0000 1428122.0000 2 0001750415 Registered Shares
A 2025-03-01   Adamson Keelan 4 M-Exempt --D 134875.0000 1360391.0000 1 0001750415 Registered Shares
A 2025-03-01   Vayda Robert Thaddeus 4 M-Exempt --D 22837.0000 279149.0000 3 0002022236 Registered Shares
A 2025-03-01   Vayda Robert Thaddeus 4 M-Exempt --D 17991.0000 256312.0000 2 0002022236 Registered Shares
A 2025-03-01   Vayda Robert Thaddeus 4 M-Exempt --D 27818.0000 238321.0000 1 0002022236 Registered Shares
A 2025-03-01   THIGPEN JEREMY D 4 M-Exempt --D 245640.0000 6587901.0000 3 0001240666 Registered Shares
A 2025-03-01   THIGPEN JEREMY D 4 M-Exempt --D 193517.0000 6342261.0000 2 0001240666 Registered Shares
A 2025-03-01   THIGPEN JEREMY D 4 M-Exempt --D 385357.0000 6148744.0000 1 0001240666 Registered Shares
A 2025-02-13   Pack Jason 4 A-Award --D 96972.0000 96972.0000 1 0002030852 Restricted Units
A 2025-02-13   Mackenzie Roderick James 4 A-Award --D 212629.0000 212629.0000 1 0002045694 Restricted Units
A 2025-02-13   Long Brady K 4 A-Award --D 295220.0000 295220.0000 1 0001502666 Restricted Units
A 2025-02-13   Vayda Robert Thaddeus 4 A-Award --D 281894.0000 281894.0000 1 0002022236 Restricted Units
A 2025-02-13   Adamson Keelan 4 A-Award --D 438144.0000 438144.0000 1 0001750415 Restricted Units
A 2025-02-13   THIGPEN JEREMY D 4 A-Award --D 515464.0000 515464.0000 1 0001240666 Restricted Units
D 2025-02-11   Mackenzie Roderick James 4 S-Sale --D 22000.0000 313072.0000 1 0002045694 Registered Shares
D 2025-02-07   Pack Jason 4 F-InKind --D 30883.0000 162133.0000 2 0002030852 Registered Shares
D 2025-02-07   Mackenzie Roderick James 4 F-InKind --D 71264.0000 335072.0000 2 0002045694 Registered Shares
D 2025-02-07   Long Brady K 4 F-InKind --D 107695.0000 1244883.0000 2 0001502666 Registered Shares
D 2025-02-07   Adamson Keelan 4 F-InKind --D 138208.0000 1225516.0000 2 0001750415 Registered Shares
D 2025-02-07   Vayda Robert Thaddeus 4 F-InKind --D 28508.0000 210503.0000 2 0002022236 Registered Shares
D 2025-02-07   THIGPEN JEREMY D 4 F-InKind --D 394867.0000 5763387.0000 2 0001240666 Registered Shares
A 2025-02-06   Pack Jason 4 M-Exempt --D 76586.0000 193016.0000 1 0002030852 Registered Shares
A 2025-02-06   Mackenzie Roderick James 4 M-Exempt --D 176740.0000 406336.0000 1 0002045694 Registered Shares
A 2025-02-06   Long Brady K 4 M-Exempt --D 267096.0000 1352578.0000 1 0001502666 Registered Shares
A 2025-02-06   Adamson Keelan 4 M-Exempt --D 342772.0000 1363724.0000 1 0001750415 Registered Shares
A 2025-02-06   Vayda Robert Thaddeus 4 M-Exempt --D 70696.0000 239011.0000 1 0002022236 Registered Shares
A 2025-02-06   THIGPEN JEREMY D 4 M-Exempt --D 979354.0000 6158254.0000 1 0001240666 Registered Shares
D 2025-01-10   Mackenzie Roderick James 4 S-Sale --D 22000.0000 229596.0000 1 0002045694 Registered Shares
D 2024-12-12   Mackenzie Roderick James 4 S-Sale --D 22000.0000 251596.0000 1 0002045694 Registered Shares
D 2024-11-22   Mackenzie Roderick James 4 S-Sale --D 37261.0000 273596.0000 1 0002045694 Registered Shares
D 2024-11-18   Mackenzie Roderick James 4 S-Sale --D 20000.0000 310857.0000 1 0002045694 Registered Shares
A 2024-09-12   Perestroika 4 P-Purchase --I 1500000.0000 91074894.0000 1 0001729635 Registered Shares
A 2024-09-12   Perestroika (Cyprus) Ltd 4 P-Purchase --D 1500000.0000 91074894.0000 1 0001737912 Registered Shares
A 2024-09-12   Mohn Frederik Wilhelm 4 P-Purchase --I 1500000.0000 91074894.0000 1 0001729638 Registered Shares
A 2024-08-02   Perestroika (Cyprus) Ltd 4 P-Purchase --D 2000000.0000 89574894.0000 1 0001737912 Registered Shares
A 2024-08-02   Perestroika 4 P-Purchase --I 2000000.0000 89574894.0000 1 0001729635 Registered Shares
A 2024-08-02   Mohn Frederik Wilhelm 4 P-Purchase --I 2000000.0000 89574894.0000 1 0001729638 Registered Shares
A 2024-05-17   MERKSAMER SAMUEL J. 4 A-Award --D 36145.0000 36145.0000 1 0001501581 Restricted Units
A 2024-05-17   DELL'OSSO DOMENIC J JR 4 A-Award --D 36145.0000 36145.0000 1 0001504988 Restricted Units
A 2024-05-17   Oevrum Margareth 4 A-Award --D 36145.0000 36145.0000 1 0001678435 Restricted Units
A 2024-05-17   INTRIERI VINCENT J 4 A-Award --D 36145.0000 36145.0000 1 0001350114 Restricted Units
A 2024-05-17   Curado Frederico F. 4 A-Award --D 36145.0000 36145.0000 1 0001577451 Restricted Units
A 2024-05-17   CHANG VANESSA C L 4 A-Award --D 36145.0000 36145.0000 1 0001226487 Restricted Units
A 2024-05-17   Barker Glyn Anthony 4 A-Award --D 36145.0000 36145.0000 1 0001548502 Restricted Units
A 2024-05-17   DEATON CHAD C 4 A-Award --D 37005.0000 37005.0000 1 0001239236 Restricted Units
A 2024-05-17   Mohn Frederik Wilhelm 4 A-Award --D 36145.0000 36145.0000 3 0001729638 Restricted Units
A 2024-05-16   Vayda Robert Thaddeus 4 A-Award --D 65639.0000 65639.0000 1 0002022236 Restricted Units
A 2024-05-15   Perestroika (Cyprus) Ltd 4 P-Purchase --D 2000000.0000 87574894.0000 1 0001737912 Registered Shares
A 2024-05-15   Perestroika 4 P-Purchase --I 2000000.0000 87574894.0000 1 0001729635 Registered Shares
A 2024-05-15   Mohn Frederik Wilhelm 4 P-Purchase --I 2000000.0000 87574894.0000 1 0001729638 Registered Shares
D 2024-03-04   Tonnel David A 4 F-InKind --D 67789.0000 727088.0000 4 0001318251 Registered Shares
D 2024-03-04   Long Brady K 4 F-InKind --D 100654.0000 1447320.0000 4 0001502666 Registered Shares
D 2024-03-04   DAVIS HOWARD E 4 F-InKind --D 102609.0000 1427231.0000 4 0001228413 Registered Shares
D 2024-03-04   Adamson Keelan 4 F-InKind --D 123598.0000 1020952.0000 4 0001750415 Registered Shares
D 2024-03-04   Mey Mark-Anthony Lovell 4 F-InKind --D 128856.0000 1595750.0000 4 0001499267 Registered Shares
D 2024-03-04   THIGPEN JEREMY D 4 F-InKind --D 372227.0000 5178900.0000 4 0001240666 Registered Shares
A 2024-03-01   Tonnel David A 4 M-Exempt --D 35655.0000 794877.0000 3 0001318251 Registered Shares
A 2024-03-01   Tonnel David A 4 M-Exempt --D 71002.0000 759222.0000 2 0001318251 Registered Shares
A 2024-03-01   Tonnel David A 4 M-Exempt --D 64735.0000 688220.0000 1 0001318251 Registered Shares

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Modified: 04/22/2016