Transocean Ltd.

NYSE:RIG Stock Report

Market Cap: US$6.9b

Transocean Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NYSE:RIG Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
21 May 26SellUS$608,970Brady LongIndividual81,741US$7.45
04 Mar 26SellUS$498,433Roderick MackenzieIndividual78,370US$6.36
03 Dec 25SellUS$156,800Roderick MackenzieIndividual35,000US$4.48
26 Nov 25SellUS$128,700Robert VaydaIndividual30,000US$4.29
26 Nov 25SellUS$2,160,000Jeremy ThigpenIndividual500,000US$4.32
24 Nov 25BuyUS$6,030,000Perestroika ASCompany1,500,000US$4.02
31 Oct 25SellUS$207,548Roderick MackenzieIndividual53,769US$3.86
26 Sep 25BuyUS$12,200,000Perestroika ASCompany4,000,000US$3.05
13 Jun 25SellUS$130,400Roderick MackenzieIndividual40,000US$3.26

Insider Trading Volume

Insider Buying: RIG insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of RIG?
Owner TypeNumber of SharesOwnership Percentage
Individual Insiders10,265,2750.919%
General Public41,572,4333.72%
Private Companies96,574,8948.65%
Institutions968,028,57486.7%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 26.4%.

Top Shareholders

Top 25 shareholders own 69.86% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
8.65%
Perestroika AS
96,574,894US$597.8m0%no data
7.91%
BlackRock, Inc.
88,364,052US$547.0m0.25%0.01%
4.37%
Dimensional Fund Advisors LP
48,819,576US$302.2m12.3%0.04%
4.2%
Vanguard Portfolio Management, LLC
46,862,730US$290.1m0%0.01%
4.16%
Two Sigma Investments, LP
46,463,736US$287.6m91.7%0.22%
3.97%
Vanguard Capital Management, LLC
44,272,423US$274.0m0%no data
3.72%
British Columbia Investment Management Corporation
41,544,493US$257.2m0%1.35%
3.52%
D. E. Shaw & Co., L.P.
39,262,599US$243.0m139%0.18%
2.69%
Slate Path Capital LP
30,062,100US$186.1m0%1.91%
2.65%
Capital Research and Management Company
29,575,479US$183.1m88.8%0.01%
2.24%
State Street Global Advisors, Inc.
24,982,204US$154.6m1.04%no data
2.14%
Pilgrim Global Advisors LLC
23,913,120US$148.0m-24.7%20.11%
2.1%
Geode Capital Management, LLC
23,471,597US$145.3m2.96%0.01%
2.04%
American Century Investment Management Inc
22,759,181US$140.9m-17.2%0.05%
1.89%
Van Eck Associates Corporation
21,137,129US$130.8m25.6%0.07%
1.83%
Dalal Street, LLC
20,392,672US$126.2m-24.6%18.99%
1.69%
Morgan Stanley
18,892,469US$116.9m-17.6%0.01%
1.66%
azValor Asset Management SGIIC, S.A.U.
18,499,315US$114.5m0%3.1%
1.48%
Voloridge Investment Management, LLC
16,542,717US$102.4m0%0.36%
1.44%
Marshall Wace LLP
16,043,764US$99.3m42,100%0.1%
1.4%
Elliott Management Corporation
15,626,834US$96.7m0%0.66%
1.13%
KeyBank National Association
12,656,881US$78.3m3.31%0.26%
1.05%
Tontine Management, LLC
11,700,000US$72.4m8.44%0.72%
1.01%
Fidelity International Ltd
11,240,815US$69.6m58,300%0.02%
0.92%
The Goldman Sachs Group, Inc.
10,249,224US$63.4m-24.7%0.02%

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/06/01 15:59
End of Day Share Price 2026/06/01 00:00
Earnings2026/03/31
Annual Earnings2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Transocean Ltd. is covered by 47 analysts. 9 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
null nullABG Sundal Collier
null nullArgus Research Company
James WestBarclays