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NYSE: RIG
Transocean Ltd Stock Ownership - Who owns Transocean?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Transocean Ltd insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
William F. LaceyDirector2026-05-2620,934$6.70
$140.26kSell
Frederik Wilhelm MohnDirector2026-05-2625,597$6.70
$171.50kSell
Chad C. DeatonDirector2026-05-2620,932$6.70
$140.24kSell
Chad C. DeatonDirector2026-05-2282,353$6.81
$560.82kBuy
William F. LaceyDirector2026-05-2282,353$6.81
$560.82kBuy
Frederik Wilhelm MohnDirector2026-05-2282,353$6.81
$560.82kBuy
Brady K. LongEVP Chief Legal Officer2026-05-2181,741$7.45
$608.97kSell
Keelan AdamsonPRESIDENT AND CEO2026-05-0471,556$6.82
$488.01kSell
Roderick James MacKenzieEVP Chief Commercial Officer2026-03-0478,370$6.36
$498.43kSell
Keelan AdamsonPRESIDENT AND CEO2026-03-03127,878$6.12
$782.61kSell

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Net Insider Buy/Sell (L12M) Ownership

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RIG Shareholders

What type of owners hold Transocean Ltd stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Frederik Wilhelm Mohn18.02%201,130,746$1.26BInsider
Perestroika18.01%201,049,788$1.26BInsider
Perestroika Cyprus Ltd8.65%96,574,894$603.59MInsider
Blackrock Inc7.92%88,371,248$552.32MInstitution
Dimensional Fund Advisors LP4.37%48,819,576$305.12MInstitution
Vanguard Portfolio Management LLC4.20%46,862,730$292.89MInstitution
Two Sigma Investments LP4.16%46,463,736$290.40MInstitution
Vanguard Capital Management LLC3.97%44,272,423$276.70MInstitution
D E Shaw Co Inc3.52%39,262,599$245.39MInstitution
Slate Path Capital LP2.69%30,062,100$187.89MInstitution

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RIG vs Oil & Gas Drilling Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
RIG63.71%36.29%Net BuyingNet Buying
NE73.93%26.07%Net SellingNet Selling
PTEN83.56%16.44%Net SellingNet Selling
HP92.61%7.39%Net SellingNet Selling
SDRL99.36%0.64%Net SellingNet Selling
View Top Oil & Gas Drilling Stocks

Transocean Stock Ownership FAQ

Who owns Transocean?

Transocean (NYSE: RIG) is owned by 80.64% institutional shareholders, 45.94% Transocean insiders, and 0.00% retail investors. Frederik Wilhelm Mohn is the largest individual Transocean shareholder, owning 201.13M shares representing 18.02% of the company. Frederik Wilhelm Mohn's Transocean shares are currently valued at $1.20B.

If you're new to stock investing, here's how to buy Transocean stock.
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