Transocean Ltd.

NYSE:RIG Stock Report

Market Cap: US$4.4b

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
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
30 Apr 25BuyUS$21,400Vanessa C. ChangIndividual10,000US$2.14

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 Insiders9,216,3860.837%
Private Companies96,574,8948.77%
General Public181,536,21216.5%
Institutions814,113,71373.9%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 25.8%.

Top Shareholders

Top 25 shareholders own 63.3% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
8.77%
Perestroika AS
96,574,894US$388.2m1.58%no data
8.58%
The Vanguard Group, Inc.
94,519,248US$380.0m19.3%no data
7.74%
BlackRock, Inc.
85,212,202US$342.6m14.3%no data
3.77%
British Columbia Investment Management Corporation
41,544,493US$167.0m0%0.89%
3.26%
Dimensional Fund Advisors LP
35,953,723US$144.5m-7.58%0.02%
2.88%
Pilgrim Global Advisors LLC
31,759,346US$127.7m80.4%22.0%
2.4%
American Century Investment Management Inc
26,456,554US$106.4m12.8%0.04%
2.22%
Dalal Street, LLC
24,442,332US$98.3m0%15.43%
1.99%
State Street Global Advisors, Inc.
21,869,525US$87.9m5.29%no data
1.93%
Geode Capital Management, LLC
21,281,287US$85.6m17.6%no data
1.85%
Morgan Stanley
20,360,033US$81.8m25%0.01%
1.81%
The Goldman Sachs Group, Inc.
19,956,975US$80.2m86.7%0.03%
1.69%
Capital Research and Management Company
18,665,736US$75.0m-49.2%no data
1.69%
Two Sigma Advisers, LP
18,649,554US$75.0m16.1%0.15%
1.69%
Two Sigma Investments, LP
18,636,188US$74.9m0.35%0.12%
1.68%
Ghisallo Capital Management LLC
18,500,000US$74.4m0%3.95%
1.55%
azValor Asset Management SGIIC, S.A.U.
17,077,155US$68.7m0%2.29%
1.33%
Van Eck Associates Corporation
14,690,291US$59.1m6.41%0.04%
1.08%
Susquehanna International Group, LLP
11,861,221US$47.7m191%0.06%
1.02%
KeyBank National Association
11,273,454US$45.3m4.03%0.16%
0.94%
Charles Schwab Investment Management, Inc.
10,341,874US$41.6m-11.6%0.01%
0.92%
PRIMECAP Management Company
10,081,990US$40.5m-23.2%0.03%
0.88%
Zimmer Partners, LP
9,699,252US$39.0m0%0.97%
0.87%
Point72 Asset Management, L.P.
9,536,247US$38.3m13%0.06%
0.75%
Millennium Management LLC
8,272,562US$33.3m278%0.02%

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2025/12/28 01:40
End of Day Share Price 2025/12/26 00:00
Earnings2025/09/30
Annual Earnings2024/12/31

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 52 analysts. 10 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