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Transocean Ltd. 13F holders

540 funds reported a position in Transocean Ltd. in their 13F for the quarter ended 30 June 2026, together 1.01 billion shares worth $4.92 billion. Against the quarter before, 63 opened a position, 187 added, 155 trimmed and 72 sold out; together they bought a net 84.3 million shares. The largest holders: BlackRock, Inc., Dimensional Fund Advisors LP and Vanguard Portfolio Management LLC.

Funds holding540-2 on Q1 2026
Shares they held1.01Bworth $4.92 billion
Net bought on the quarter84.3M sharesabout $412.5 million at the funds' values
Funds buying to selling250 to 227opened or added, to cut or sold
Opened 63Added 187Held 130Trimmed 155Sold out 72
Opened: 63 fundsAdded: 187 fundsHeld: 130 fundsTrimmed: 155 fundsSold out: 72 funds

What each fund did in RIG against its 13F for the quarter before; a change under 0.1% of a holding counts as held

Q3 2024: 426 funds, 606.1 million shares426Q3 2024Q4 2024: 446 funds, 610.0 million shares446Q4 2024Q1 2025: 411 funds, 606.5 million shares411Q1 2025Q2 2025: 425 funds, 602.6 million shares425Q2 2025Q3 2025: 455 funds, 753.4 million shares455Q3 2025Q4 2025: 470 funds, 775.1 million shares470Q4 2025Q1 2026: 542 funds, 907.4 million shares542Q1 2026Q2 2026: 540 funds, 1,005.5 million shares540Q2 2026

Funds reporting a position in RIG in their 13F, each quarter; hover a bar for the shares they held

Filed so far for the quarter to 30 September 2026

2,671 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 101 reported a position in Transocean Ltd.: 18 opened one, 30 added, 18 trimmed and 12 sold out, a net 17.5 million shares sold.

FundChange in sharesShares nowStatusFiling
Assenagon Asset Management S.A.-15,182,076146,042trimmed13F
Lancaster Investment Management+2,980,7152,980,715new13F
Counterpoint Mutual Funds LLC+1,739,0001,739,000new13F
Y-Intercept (Hong Kong) Ltd+1,047,6471,047,647new13F
CWA Asset Management Group, LLC-725,9187,962,959trimmed13F
Syquant Capital Sas+530,000530,000new13F
Fideuram - Intesa Sanpaolo Private Banking S.p.a.+485,1872,588,055added13F
Beirne Wealth Consulting Services, LLC+100,040100,040new13F
Hosking Partners LLP-91,5401,050,543trimmed13F
Total Wealth Planning & Management, Inc.+89,14089,140new13F
Farther Finance Advisors, LLC+84,137122,524added13F
J. Safra Sarasin Holding AG+47,61286,011added13F
Investment House LLC-42,931360,080trimmed13F
Vontobel Holding Ltd.+40,683113,264added13F
State of Alaska, Department of Revenue+36,39336,393new13F
Foundation Resource Management Inc.-30,765138,533trimmed13F
Royal Palms Capital LLC+26,99926,999new13F
Wealth Enhancement Advisory Services, LLC+25,144116,871added13F
HB Wealth Management, LLC+18,72540,905added13F
Dynamic Advisor Solutions LLC+17,66717,667new13F
Sax Wealth Advisors, LLC+17,26817,268new13F
Citizens Financial Group Inc.+15,46915,469new13F
Wedbush Securities Inc.+10,40010,400new13F
Oppenheimer & Co. Inc.-10,00038,058trimmed13F
Gamma Investing LLC+8,45316,719added13F

The largest moves in the name among the funds that have filed, against each fund's previous 13F.

The well-known funds

Of the 44 funds followed here, 10 reported a position in Transocean Ltd. in a 13F for the quarter ended 30 June 2026. The largest: Two Sigma Investments, 46.2 million shares worth $225.9 million, 0.2% of its reported book. In the quarter, 4 funds added or opened a position and 4 trimmed or sold out; together they bought a net 25.3 million shares, about $123.6 million at the funds' own value per share on 30 June 2026. A change under 0.1% of a holding counts as held.

FundSharesValueOf its bookChange on the quarterStatusQuarter endedFiling
Two Sigma Investments46,205,304$225.9 million0.2%-258,432trimmed30 June 202613F
Geode Capital Management28,561,101$139.7 million0.0%+5,089,504added30 June 202613F
Pabrai (Dalal Street)20,398,659$99.7 million30.5%+5,987held30 June 202613F
Elliott Investment Management15,626,834$76.4 million0.5%no changeheld30 June 202613F
Renaissance Technologies14,527,153$71.0 million0.1%+11,392,425added30 June 202613F
Point72 Asset Management14,172,810$69.3 million0.1%+8,766,385added30 June 202613F
Bridgewater Associates7,962,797$38.9 million0.2%+7,544,366added30 June 202613F
FMR LLC3,566,124$17.4 million0.0%-367,215trimmed30 June 202613F
Citadel Advisors839,078$4.1 million0.0%-2,675,633trimmed30 June 202613F
Millennium Management485,134$2.4 million0.0%-4,206,381trimmed30 June 202613F
Value is what the fund reported.
Read moreChange is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.

The largest holders

FundSharesShare of allValueOf its bookChange in sharesFiling
BlackRock, Inc.91,927,9249.14%$449.5 million0.01%+3,556,67613F
Dimensional Fund Advisors LP51,009,8785.07%$249.5 million0.04%+2,190,30213F
Vanguard Portfolio Management LLC49,296,5874.90%$241.1 million0.01%+2,433,85713F
Two Sigma Investments, LP46,205,3044.60%$225.9 million0.18%-258,43213F
Vanguard Capital Management LLC45,200,5944.50%$221.0 million0.01%+928,17113F
D. E. Shaw & Co., Inc.41,793,6004.16%$204.4 million0.13%+2,531,00113F
Slate Path Capital LP37,266,3003.71%$182.2 million2.52%+7,204,20013F
Capital World Investors30,973,8503.08%$151.5 million0.02%+1,398,37113F
Geode Capital Management, LLC28,561,1012.84%$139.7 million0.01%+5,089,50413F
State Street Corp.27,148,8502.70%$132.8 million0.00%+2,166,64613F
Morgan Stanley26,692,6482.65%$130.5 million0.01%+4,999,58413F
UBS Group AG26,372,7542.62%$129.0 million0.02%+20,319,47113F
American Century Companies Inc.22,939,1352.28%$112.2 million0.05%+179,95413F
Dalal Street, LLC20,398,6592.03%$99.7 million30.53%+5,98713F
Van Eck Associates Corp.19,794,4321.97%$96.8 million0.06%-1,342,69713F
Pilgrim Global Advisors LLC17,377,3071.73%$85.0 million18.23%-6,535,81313F
Goldman Sachs Group Inc.16,798,1791.67%$82.1 million0.01%+3,896,79713F
Elliott Investment Management L.P.15,626,8341.55%$76.4 million0.54%no change13F
Assenagon Asset Management S.A.15,328,1181.52%$75.0 million0.05%13F
Voloridge Investment Management, LLC14,795,0821.47%$72.3 million0.31%-1,747,63513F
Renaissance Technologies LLC14,527,1531.44%$71.0 million0.10%+11,392,42513F
Point72 Asset Management, L.P.14,172,8101.41%$69.3 million0.11%+8,766,38513F
Gendell Jeffrey L13,853,5331.38%$67.7 million0.61%+2,153,53313F
Keybank National Association13,040,1461.30%$63.8 million0.21%+383,26513F
FIL Ltd11,603,3221.15%$56.7 million0.04%+362,50713F
Bank of America Corp.11,108,1351.10%$54.3 million0.00%+2,505,81213F
Castle Hook Partners LP10,470,3951.04%$51.2 million0.55%new13F
Charles Schwab Investment Management Inc.10,062,2651.00%$49.2 million0.01%+251,40713F
Mackenzie Financial Corp.9,742,2060.97%$47.6 million0.05%new13F
HRT Financial LP9,522,0460.95%$46.6 million0.09%+8,094,22013F
Northern Trust Corp.8,961,2150.89%$43.8 million0.01%+818,67113F
CWA Asset Management Group, LLC8,688,8770.86%$42.5 million1.31%+3,483,92513F
Canoe Financial LP8,682,6000.86%$42.5 million0.53%+5,111,20013F
Bridgewater Associates, LP7,962,7970.79%$38.9 million0.16%+7,544,36613F
Susquehanna International Group, LLP7,852,9190.78%$38.4 million0.03%+1,621,57313F
Ninepoint Partners LP7,000,0000.70%$34.2 million3.05%no change13F
ION Fund Management Ltd6,750,0000.67%$33.0 million3.90%+2,261,60013F
Squarepoint Ops LLC6,740,8690.67%$33.0 million0.07%+2,533,14213F
Vanguard Fiduciary Trust Co.6,669,3330.66%$32.6 million0.01%+257,94413F
JPMorgan Chase & Co.5,849,7860.58%$29.7 million0.00%+1,363,04213F
Caledonia (Private) Investments Pty Ltd5,582,5940.56%$27.3 million0.93%new13F
Bank of New York Mellon Corp4,791,4740.48%$23.4 million0.00%-907,35313F
CIBC World Market Inc.4,747,8640.47%$23.2 million0.04%-455,62413F
Electron Capital Partners, LLC4,652,1850.46%$22.7 million0.91%new13F
Solus Alternative Asset Management LP4,470,0000.44%$21.9 million7.11%no change13F
TIG Advisors, LLC3,981,9190.40%$19.5 million0.90%+1,485,69313F
Balyasny Asset Management L.P.3,766,1580.37%$18.4 million0.04%+1,255,38613F
Penn Capital Management Company, LLC3,566,6440.35%$17.5 million1.11%+414,07813F
FMR LLC3,566,1240.35%$17.4 million0.00%-367,21513F
Man Group plc3,447,7290.34%$16.9 million0.03%+296,09213F
The 50 largest of the 540 funds that reported a position in RIG in their 13F for the quarter ended 30 June 2026, by the value each reported.
Read moreShare of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?

Options the funds reported on RIG

FundOptionShares under the optionsValue of those sharesQuarter endedFiling
Citadel AdvisorsCalls3,072,100$15.0 million30 June 202613F
Citadel AdvisorsPuts2,401,300$11.7 million30 June 202613F
Point72 Asset ManagementCalls172,300$842,54730 June 202613F
Millennium ManagementPuts74,200$362,83830 June 202613F
Millennium ManagementCalls13,400$65,52630 June 202613F
A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost.
Read moreThey are not counted in the holdings above. A put gains when the stock falls, a call when it rises, and a fund may hold either to hedge.

Schedule 13D and 13G filed on the name, last twelve months

FiledScheduleWhoHoldingOf the classEvent dateRule or purposeFiling
27 March 202613G/AThe Vanguard Group and 1 other00.0%13 March 2026passive, institutional (13d-1(b))EDGAR
11 February 202613D/AFrederik W. Mohn and 2 others96.9 million8.8%9 February 2026Item 4 of the Prior Schedule 13D is hereby amended and supplemented by adding the following at the end thereof: On February 9, 2026, the Issuer and Valaris Limited, an exempted company limited by shares incorporated under the laws of BermudEDGAR
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
Read moreAmendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short. 13D and 13G

Fails to deliver

Settlement dateShares failedPriceFile
30 September 2026594,159$5.21SEC
22 September 20265,655$5.45SEC
21 September 2026210,529$5.64SEC
17 September 20262,312,613$5.54SEC
16 September 20262,493,598$5.94SEC
15 September 20261,309,428$5.45SEC
14 September 20261,723,932$5.67SEC
11 September 20262,056$5.77SEC
8 September 202618,750$5.85SEC
3 September 2026138,649$6.22SEC
2 September 20261,861,904$5.92SEC
31 August 20262,314$5.80SEC
27 August 2026590,458$5.60SEC
26 August 2026412,839$5.75SEC
24 August 20261,311,821$5.92SEC
21 August 2026555,295$6.01SEC
20 August 2026401,494$5.84SEC
19 August 2026404,753$5.82SEC
17 August 2026250,623$5.76SEC
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.
Read moreLargest in the window: 2,493,598 on 16 September 2026. A fail is an operational fact about settlement, not a position.