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Transocean Ltd.

RIG
Exchange
NYSE
Industry
Drilling Oil & Gas Wells
SEC CIK
0001451505

In the last 90 days, Transocean Ltd. insiders filed 1 open-market purchase and 0 sales; 539 institutions reported holding it in 13F filings for Q2 2026, worth $4.88B in total; superinvestors Pabrai Investment Funds and Elliott Investment Management hold it.

13F holders, Q2 2025

Institutional positions in Transocean Ltd. as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
427
+17 vs. Q1 2025
Shares held
600.5M
−5.12M (−0.8%) vs. Q1 2025
Total value
$1.56B
−$364.6M (−19.0%) vs. Q1 2025
New holders
66
160 more added
Sold out
49
100 more reduced

3 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting RIG on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2025: 427 institutions
Q1 2021: 292 institutionsQ2 2021: 306 institutionsQ3 2021: 296 institutionsQ4 2021: 317 institutionsQ1 2022: 335 institutionsQ2 2022: 330 institutionsQ3 2022: 339 institutionsQ4 2022: 376 institutionsQ1 2023: 404 institutionsQ2 2023: 394 institutionsQ3 2023: 427 institutionsQ4 2023: 432 institutionsQ1 2024: 429 institutionsQ2 2024: 419 institutionsQ3 2024: 427 institutionsQ4 2024: 448 institutionsQ1 2025: 413 institutionsQ2 2025: 427 institutionsQ3 2025: 457 institutionsQ4 2025: 471 institutionsQ1 2026: 542 institutionsQ2 2026: 539 institutions
Value heldQ2 2025: $1.56B
Q1 2021: $1.17BQ2 2021: $1.55BQ3 2021: $1.22BQ4 2021: $898.4MQ1 2022: $1.73BQ2 2022: $1.27BQ3 2022: $983.1MQ4 2022: $2.11BQ1 2023: $3.35BQ2 2023: $3.60BQ3 2023: $4.43BQ4 2023: $3.48BQ1 2024: $3.46BQ2 2024: $3.23BQ3 2024: $2.57BQ4 2024: $2.29BQ1 2025: $1.92BQ2 2025: $1.56BQ3 2025: $2.34BQ4 2025: $3.19BQ1 2026: $6.01BQ2 2026: $4.88B
Institutions holding RIG and their total value by quarter
QuarterHoldersValue
Q2 2026539$4.88B
Q1 2026542$6.01B
Q4 2025471$3.19B
Q3 2025457$2.34B
Q2 2025427$1.56B
Q1 2025413$1.92B
Q4 2024448$2.29B
Q3 2024427$2.57B
Q2 2024419$3.23B
Q1 2024429$3.46B
Q4 2023432$3.48B
Q3 2023427$4.43B
Q2 2023394$3.60B
Q1 2023404$3.35B
Q4 2022376$2.11B
Q3 2022339$983.1M
Q2 2022330$1.27B
Q1 2022335$1.73B
Q4 2021317$898.4M
Q3 2021296$1.22B
Q2 2021306$1.55B
Q1 2021292$1.17B

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding Transocean Ltd.; share changes are against Q1 2025.

Institutions holding RIG in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Aigen Investment Management, LP236,293$612.0K0.08%+236,293New
PFG Investments, LLC236,192$611.7K0.04%−7,000−2.9%Reduced
Parallax Volatility Advisers, L.P.235,443$609.8K0.02%+103,328+78.2%Added
Cetera Investment Advisers233,984$606.0K0.00%+12,532+5.7%Added
Qube Research & Technologies Ltd220,508$571.1K0.00%+220,508New
Arizona State Retirement System219,105$567.5K0.00%+5,570+2.6%Added
BNP Paribas Arbitrage, SA216,080$559.6K0.00%+132,987+160.0%Added
JustInvest LLC209,007$541.3K0.01%+58,960+39.3%Added
Banque Cantonale Vaudoise208,549$540.0K0.02%+88,130+73.2%Added
Zurcher Kantonalbank (Zurich Cantonalbank)207,706$538.0K0.00%+42,117+25.4%Added
Voya Investment Management LLC202,753$525.1K0.00%+6,010+3.1%Added
Mariner, LLC200,525$519.3K0.00%+87,359+77.2%Added
Walleye Trading LLC196,825$509.8K0.01%+5,233+2.7%Added
Cedar Wealth Management, LLC190,028$492.2K0.17%+65,486+52.6%Added
Advisor Group Holdings, Inc.189,912$491.9K0.00%+93,311+96.6%Added
Stifel Financial Corp188,756$488.9K0.00%+26,224+16.1%Added
Foundation Resource Management Inc187,614$485.9K0.08%+2,425+1.3%Added
Marex Group plc181,694$470.6K0.01%+79,471+77.7%Added
AQR Capital Management LLC180,266$466.9K0.00%−1,130−0.6%Reduced
Balyasny Asset Management LLC178,953$463.5K0.00%+178,953New
Aster Capital Management (DIFC) Ltd175,156$453.7K0.10%+146,896+519.8%Added
Raymond James Financial Inc168,275$435.8K0.00%−62,429−27.1%Reduced
Police & Firemen's Retirement System of New Jersey166,761$431.9K0.00%+11,309+7.3%Added
Teacher Retirement System of Texas165,411$428.4K0.00%+45,610+38.1%Added
Franklin Resources Inc164,517$426.1K0.00%+123,379+299.9%Added
Cambridge Investment Research Advisors, Inc.163,666$424.0K0.00%−213−0.1%Reduced
Simplex Trading, LLC162,430$420.0K0.01%−71,800−30.7%Reduced
Prospera Financial Services Inc161,340$417.9K0.01%−2,425−1.5%Reduced
Bank of Montreal159,347$412.7K0.00%+9,527+6.4%Added
Gsa Capital Partners LLP157,276$407.0K0.03%+157,276New
Prudential Financial Inc153,570$397.7K0.00%−255,295−62.4%Reduced
ProShare Advisors LLC152,851$395.9K0.00%−5,043−3.2%Reduced
BW Gestao de Investimentos Ltda.150,000$388.5K0.04%+150,000New
Atom Investors LP146,460$379.3K0.03%+146,460New
KLP Kapitalforvaltning AS145,800$377.6K0.00%00.0%Unchanged
Bourgeon Capital Management LLC143,750$372.3K0.07%−23,250−13.9%Reduced
Quadrature Capital Ltd143,830$371.8K0.01%+143,830New
Lazard Asset Management LLC141,358$366.0K0.00%+141,358New
Profund Advisors LLC128,570$333.0K0.01%−4,757−3.6%Reduced
Cresset Asset Management, LLC125,078$324.0K0.00%+15,000+13.6%Added
Pictet Asset Management Holding SA120,712$312.5K0.00%+4,652+4.0%Added
Essex LLC119,366$309.2K0.06%+18,255+18.1%Added
Toroso Investments, LLC116,024$300.5K0.00%+50,001+75.7%Added
Murphy Pohlad Asset Management LLC116,000$300.4K0.13%+9,600+9.0%Added
Avantax Advisory Services, Inc.107,338$278.0K0.00%−4,164−3.7%Reduced
Dauntless Investment Group, LLC105,000$271.9K1.28%+105,000New
Beirne Wealth Consulting Services, LLC100,040$259.1K0.08%−190.0%Reduced
Ci Investments Inc.100,000$259.0K0.00%00.0%Unchanged
Kohmann Bosshard Financial Services, LLC100,000$259.0K0.03%+17,500+21.2%Added
J.W. Cole Advisors, Inc.97,267$251.9K0.01%+330.0%Added
Independent Financial Group, LLC97,104$251.5K0.01%+97,104New
Beacon Pointe Advisors, LLC92,036$238.4K0.00%−11,099−10.8%Reduced
CIBC World Markets Corp91,845$237.9K0.00%−69,992−43.2%Reduced
Commonwealth Equity Services, LLC91,188$236.0K0.00%−8,123−8.2%Reduced
Fruth Investment Management91,042$235.0K0.06%−230.0%Reduced
Victory Capital Management Inc87,781$227.4K0.00%−676−0.8%Reduced
FIL Ltd82,006$212.4K0.00%−104,871−56.1%Reduced
Wolverine Trading, LLC80,285$207.1K0.01%−14,527−15.3%Reduced
Public Employees Retirement Association of Colorado79,988$207.0K0.00%00.0%Unchanged
SeaCrest Wealth Management, LLC77,568$200.9K0.02%−31,249−28.7%Reduced
SEI Investments Co76,617$198.4K0.00%+28,975+60.8%Added
GWM Advisors LLC74,754$193.6K0.00%+12,086+19.3%Added
State of Wisconsin Investment Board74,707$193.5K0.00%−4,442−5.6%Reduced
Ameritas Investment Partners, Inc.73,884$191.4K0.01%00.0%Unchanged
Tower Research Capital LLC (TRC)70,117$181.6K0.00%+53,016+310.0%Added
Oppenheimer & Co Inc70,008$181.3K0.00%+500+0.7%Added
Cerity Partners LLC66,203$171.5K0.00%+5,888+9.8%Added
Schroder Investment Management Group62,354$161.5K0.00%−36,495−36.9%Reduced
MinichMacGregor Wealth Management, LLC60,000$155.4K0.03%00.0%Unchanged
Deuterium Capital Management, LLC60,000$155.4K0.29%00.0%Unchanged
Schonfeld Strategic Advisors LLC59,694$154.6K0.00%+7,894+15.2%Added
Integrated Wealth Concepts LLC59,326$153.7K0.00%−10,311−14.8%Reduced
Xponance, Inc.58,216$150.8K0.00%+2,243+4.0%Added
HighTower Advisors, LLC56,559$146.5K0.00%+5,360+10.5%Added
Vise Technologies, Inc.56,523$146.4K0.01%+56,523New
Marathon Trading Investment Management LLC56,500$146.3K0.09%00.0%Unchanged
Wellspring Financial Advisors, LLC55,020$142.5K0.01%+55,020New
Client 1st Advisory Group, LLC51,559$133.5K0.05%00.0%Unchanged
Principal Financial Group Inc51,044$132.2K0.00%+2,699+5.6%Added
Caption Management, LLC50,000$129.5K0.01%+50,000New
Wealth Enhancement Advisory Services, LLC45,845$127.0K0.00%+34,008+287.3%Added
Empowered Funds, LLC48,109$124.6K0.00%+22,821+90.2%Added
Mackenzie Financial Corp47,361$122.7K0.00%00.0%Unchanged
Virtu Financial LLC45,549$118.0K0.01%+45,549New
Walleye Capital LLC44,213$114.5K0.00%+34,727+366.1%Added
Courier Capital LLC44,154$114.4K0.01%00.0%Unchanged
Summit Financial, LLC43,529$112.7K0.00%−972−2.2%Reduced
Advisory Alpha, LLC43,177$111.8K0.00%+16,514+61.9%Added
Huntington National Bank42,080$109.2K0.00%+1,689+4.2%Added
LCM Capital Management Inc39,023$101.1K0.05%+20,000+105.1%Added
Institute for Wealth Management, LLC.38,110$98.7K0.01%+38,110New
Farringdon Capital, Ltd.37,529$97.2K0.03%+18,964+102.1%Added
Traynor Capital Management, Inc.36,157$96.2K0.01%+3,225+9.8%Added
Petrus Trust Company, LTA36,772$95.2K0.01%00.0%Unchanged
Two Sigma Securities, LLC35,640$92.3K0.01%+35,640New
Signaturefd, LLC35,135$91.0K0.00%+14,566+70.8%Added
Southern Capital Advisors, LLC35,001$90.7K0.05%00.0%Unchanged
Wellington Shields & Co., LLC33,323$86.3K0.02%00.0%Unchanged
Jones Financial Companies LLLP32,672$84.3K0.00%+11,259+52.6%Added
Financial Advocates Investment Management32,413$84.0K0.01%−463−1.4%Reduced