Transocean Ltd. (RIG) shareholders
RIGNYSEDrilling Oil & Gas WellsFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Nov 3, 2026Score 4/3045% above fair value
$5.32+0.01 (+0.19%)
Close on Nov 12, 2026Market cap $5.94BP/E –Yield –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
90.0%
1.01B of 1.12B shares
Institutional holders
536
76 new, 72 sold out
Net institutional buying
101M
In Q2 2026
Insider trades, 12 months
4 buys · 11 sales
Net bought $13.43M
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| Frederik W. Mohn Joint filing with Perestroika AS (8.80%), Perestroika (Cyprus) Ltd (8.80%) | 96,918,301 | 8.80% | 13D (active) amendment | Feb 9, 2026 |
| BlackRock, Inc. | 56,117,603 | 6.40% | 13G (passive) amendment | Mar 31, 2025 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of RIG | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| BlackRock, Inc. | 91,927,924 | 8.23% | $449.53M | +3,556,676 | 0.01% |
| Dimensional Fund Advisors LP | 51,009,878 | 4.57% | $249.45M | +2,190,302 | 0.05% |
| Vanguard Portfolio Management LLC | 49,296,587 | 4.41% | $241.06M | +2,433,857 | 0.01% |
| Two Sigma Investments, LP | 46,205,304 | 4.14% | $225.94M | −258,432 | 0.16% |
| Vanguard Capital Management LLC | 45,200,594 | 4.05% | $221.03M | +928,171 | 0.00% |
| D. E. Shaw & Co., Inc. | 41,793,600 | 3.74% | $204.37M | +2,531,001 | 0.10% |
| Slate Path Capital LP | 37,266,300 | 3.34% | $182.23M | +7,204,200 | 2.52% |
| Capital World Investors | 30,973,850 | 2.77% | $151.46M | +1,398,371 | 0.02% |
| Geode Capital Management, LLC | 28,561,101 | 2.56% | $139.69M | +5,089,504 | 0.01% |
| State Street Corp | 27,148,850 | 2.43% | $132.76M | +2,166,646 | 0.00% |
| Morgan Stanley | 26,692,648 | 2.39% | $130.53M | +4,999,584 | 0.01% |
| UBS Group AG | 26,372,754 | 2.36% | $128.96M | +20,319,471 | 0.02% |
| American Century Companies Inc | 22,939,135 | 2.05% | $112.17M | +179,954 | 0.05% |
| Dalal Street, LLC | 20,398,659 | 1.83% | $99.75M | +5,987 | 30.53% |
| Van Eck Associates Corp | 19,794,432 | 1.77% | $96.79M | −1,342,697 | 0.06% |
| Pilgrim Global Advisors LLC | 17,377,307 | 1.56% | $84.98M | −6,535,813 | 18.23% |
| Goldman Sachs Group Inc | 16,798,179 | 1.50% | $82.14M | +3,896,797 | 0.01% |
| Elliott Investment Management L.P. | 15,626,834 | 1.40% | $76.42M | – | 0.34% |
| Assenagon Asset Management S.A. | 15,328,118 | 1.37% | $74.95M | New | 0.05% |
| Voloridge Investment Management, LLC | 14,795,082 | 1.32% | $72.35M | −1,747,635 | 0.31% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 536 | 1.01B | 90.0% | 76 / 190 | 159 / 72 | 196M | 95M |
| Q1 2026 | 542 | 907M | 81.2% | 140 / 170 | 136 / 60 | 363M | 131M |
| Q4 2025 | 470 | 775M | 69.4% | 96 / 166 | 106 / 70 | 142M | 113M |
| Q3 2025 | 455 | 753M | 67.5% | 89 / 163 | 99 / 53 | 225M | 74M |
| Q2 2025 | 425 | 603M | 54.0% | 66 / 157 | 102 / 49 | 87M | 91M |
| Q1 2025 | 411 | 607M | 54.3% | 41 / 131 | 121 / 69 | 55M | 54M |
| Q4 2024 | 446 | 610M | 54.6% | 88 / 130 | 128 / 58 | 73M | 69M |
| Q3 2024 | 426 | 606M | 54.3% | 63 / 127 | 125 / 50 | 134M | 67M |
| Q2 2024 | 417 | 605M | 54.2% | 55 / 139 | 112 / 60 | 124M | 105M |
| Q1 2024 | 428 | 587M | 52.5% | 74 / 137 | 108 / 73 | 118M | 98M |
| Q4 2023 | 433 | 567M | 50.8% | 81 / 128 | 119 / 67 | 106M | 76M |
| Q3 2023 | 426 | 539M | 48.3% | 82 / 134 | 110 / 46 | 78M | 51M |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Keelan Adamson | PRESIDENT AND CEO, Director | 1,600,884 | 0.14% | May 5, 2026 |
| Jeremy D. Thigpen | Executive Chair, Director | 2,614,548 | 0.23% | Mar 3, 2026 |
| Brady K. Long | EVP & Chief Legal Officer | 1,125,438 | 0.10% | May 22, 2026 |
| Roderick James Mackenzie | EVP, Chief Commercial Officer | 268,025 | 0.02% | Mar 5, 2026 |
| Robert Thaddeus Vayda | EVP, Chief Financial Officer | 352,726 | 0.03% | Mar 3, 2026 |
| Jason Pack | SVP, Chief Accounting Officer | 262,103 | 0.02% | Mar 3, 2026 |
| Chad C. Deaton | Director | 237,421 | 0.02% | Jul 7, 2026 |
| Frederik Wilhelm Mohn | Director | 96,653,798 | 8.65% | May 27, 2026 |
| Samuel J. Merksamer | Director | – | – | May 27, 2026 |
| Frederico F. Curado | Director | – | – | May 27, 2026 |
| Domenic J. Dell'Osso Jr | Director | – | – | May 27, 2026 |
| Vincent J. Intrieri | Director | 20,000 | 0.00% | May 27, 2026 |
| Vanessa C. L. Chang | Director | 69,200 | 0.01% | May 27, 2026 |
| Glyn Anthony Barker | Director | 11,748 | 0.00% | May 27, 2026 |
| William F. Lacey | Director | 61,419 | 0.01% | May 27, 2026 |
| (Cyprus) Ltd Perestroika | Director | 96,574,894 | 8.65% | Nov 25, 2025 |
| Perestroika | Director | 111,474,894 | 9.98% | Nov 25, 2025 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Chad C. Deaton Director | Jul 2, 2026 | Buy | +35,000 | $4.95 | $173.25K | 237,421 |
| Frederik Wilhelm Mohn Director | May 26, 2026 | Tax withholding | −25,597 | $6.70 | $171.50K | 78,904 |
| William F. Lacey Director | May 26, 2026 | Tax withholding | −20,934 | $6.70 | $140.26K | 61,419 |
| Chad C. Deaton Director | May 26, 2026 | Tax withholding | −20,932 | $6.70 | $140.24K | 202,421 |
| Frederik Wilhelm Mohn Director | May 22, 2026 | Option exercise | +82,353 | $6.81 | $560.82K | 104,501 |
| William F. Lacey Director | May 22, 2026 | Option exercise | +82,353 | $6.81 | $560.82K | 82,353 |
| Chad C. Deaton Director | May 22, 2026 | Option exercise | +82,353 | $6.81 | $560.82K | 223,353 |
| Brady K. Long EVP & Chief Legal Officer | May 21, 2026 | Sale | −81,741 | $7.45 | $608.97K | 1,125,438 |
| Keelan Adamson PRESIDENT AND CEO, Director | May 4, 2026 | Tax withholding | −71,556 | $6.82 | $488.01K | 1,600,884 |
| Keelan Adamson PRESIDENT AND CEO, Director | May 1, 2026 | Option exercise | +180,931 | – | – | 1,672,440 |
| Roderick James Mackenzie EVP, Chief Commercial Officer | Mar 4, 2026 | Sale | −78,370 | $6.36 | $498.43K | 268,025 |
| Roderick James Mackenzie EVP, Chief Commercial Officer | Mar 3, 2026 | Tax withholding | −62,886 | $6.12 | $384.86K | 346,395 |
| Jeremy D. Thigpen Executive Chair, Director | Mar 3, 2026 | Tax withholding | −245,556 | $6.12 | $1.50M | 2,614,548 |
| Keelan Adamson PRESIDENT AND CEO, Director | Mar 3, 2026 | Tax withholding | −127,878 | $6.12 | $782.61K | 1,491,509 |
| Jason Pack SVP, Chief Accounting Officer | Mar 3, 2026 | Tax withholding | −27,962 | $6.12 | $171.13K | 262,103 |
| Brady K. Long EVP & Chief Legal Officer | Mar 3, 2026 | Tax withholding | −87,689 | $6.12 | $536.66K | 1,238,098 |
| Robert Thaddeus Vayda EVP, Chief Financial Officer | Mar 3, 2026 | Tax withholding | −62,970 | $6.12 | $385.38K | 352,635 |
| Roderick James Mackenzie EVP, Chief Commercial Officer | Mar 1, 2026 | Option exercise | +50,663 | $6.25 | $316.64K | 338,405 |
| Roderick James Mackenzie EVP, Chief Commercial Officer | Mar 1, 2026 | Option exercise | +70,876 | $6.25 | $442.98K | 409,281 |
| Roderick James Mackenzie EVP, Chief Commercial Officer | Mar 1, 2026 | Option exercise | +34,924 | $6.25 | $218.28K | 287,742 |
| Jeremy D. Thigpen Executive Chair, Director | Mar 1, 2026 | Option exercise | +245,640 | $6.25 | $1.54M | 2,688,283 |
| Jeremy D. Thigpen Executive Chair, Director | Mar 1, 2026 | Option exercise | +171,821 | $6.25 | $1.07M | 2,860,104 |
| Jeremy D. Thigpen Executive Chair, Director | Mar 1, 2026 | Option exercise | +193,518 | $6.25 | $1.21M | 2,442,643 |
| Keelan Adamson PRESIDENT AND CEO, Director | Mar 1, 2026 | Option exercise | +67,731 | $6.25 | $423.32K | 1,368,942 |
| Keelan Adamson PRESIDENT AND CEO, Director | Mar 1, 2026 | Option exercise | +104,397 | $6.25 | $652.48K | 1,473,339 |
| Keelan Adamson PRESIDENT AND CEO, Director | Mar 1, 2026 | Option exercise | +146,048 | $6.25 | $912.80K | 1,619,387 |
| Jason Pack SVP, Chief Accounting Officer | Mar 1, 2026 | Option exercise | +15,134 | $6.25 | $94.59K | 235,630 |
| Jason Pack SVP, Chief Accounting Officer | Mar 1, 2026 | Option exercise | +19,210 | $6.25 | $120.06K | 254,840 |
| Jason Pack SVP, Chief Accounting Officer | Mar 1, 2026 | Option exercise | +2,901 | $6.25 | $18.13K | 257,741 |
| Jason Pack SVP, Chief Accounting Officer | Mar 1, 2026 | Option exercise | +32,324 | $6.25 | $202.03K | 290,065 |
| Brady K. Long EVP & Chief Legal Officer | Mar 1, 2026 | Option exercise | +98,406 | $6.25 | $615.04K | 1,325,787 |
| Brady K. Long EVP & Chief Legal Officer | Mar 1, 2026 | Option exercise | +66,993 | $6.25 | $418.71K | 1,227,381 |
| Brady K. Long EVP & Chief Legal Officer | Mar 1, 2026 | Option exercise | +52,778 | $6.25 | $329.86K | 1,160,388 |
| Robert Thaddeus Vayda EVP, Chief Financial Officer | Mar 1, 2026 | Option exercise | +21,880 | $6.25 | $136.75K | 321,641 |
| Robert Thaddeus Vayda EVP, Chief Financial Officer | Mar 1, 2026 | Option exercise | +17,991 | $6.25 | $112.44K | 276,924 |
| Robert Thaddeus Vayda EVP, Chief Financial Officer | Mar 1, 2026 | Option exercise | +93,964 | $6.25 | $587.28K | 415,605 |
| Robert Thaddeus Vayda EVP, Chief Financial Officer | Mar 1, 2026 | Option exercise | +22,837 | $6.25 | $142.73K | 299,761 |
| Jason Pack SVP, Chief Accounting Officer | Feb 6, 2026 | Tax withholding | −11,557 | $4.99 | $57.67K | 220,496 |
| Keelan Adamson PRESIDENT AND CEO, Director | Feb 6, 2026 | Tax withholding | −51,709 | $4.99 | $258.03K | 1,301,211 |
| Robert Thaddeus Vayda EVP, Chief Financial Officer | Feb 6, 2026 | Tax withholding | −10,947 | $4.99 | $54.63K | 258,933 |
| Roderick James Mackenzie EVP, Chief Commercial Officer | Feb 6, 2026 | Tax withholding | −26,665 | $4.99 | $133.06K | 252,818 |
| Jeremy D. Thigpen Executive Chair, Director | Feb 6, 2026 | Tax withholding | −147,729 | $4.99 | $737.17K | 2,362,028 |
| Brady K. Long EVP & Chief Legal Officer | Feb 6, 2026 | Tax withholding | −40,294 | $4.99 | $201.07K | 1,107,610 |
| Jason Pack SVP, Chief Accounting Officer | Feb 5, 2026 | Option exercise | +29,211 | – | – | 232,053 |
| Keelan Adamson PRESIDENT AND CEO, Director | Feb 5, 2026 | Option exercise | +130,738 | – | – | 1,352,920 |
| Robert Thaddeus Vayda EVP, Chief Financial Officer | Feb 5, 2026 | Option exercise | +34,726 | – | – | 269,880 |
| Roderick James Mackenzie EVP, Chief Commercial Officer | Feb 5, 2026 | Option exercise | +67,411 | – | – | 279,483 |
| Jeremy D. Thigpen Executive Chair, Director | Feb 5, 2026 | Option exercise | +373,534 | – | – | 2,509,757 |
| Brady K. Long EVP & Chief Legal Officer | Feb 5, 2026 | Option exercise | +101,873 | – | – | 1,147,904 |
| Brady K. Long EVP & Chief Legal Officer | Jan 27, 2026 | Sale(10b5-1 plan) | −99,293 | $5.00 | $496.47K | 1,046,031 |
| Keelan Adamson PRESIDENT AND CEO, Director | Jan 27, 2026 | Sale(10b5-1 plan) | −58,687 | $5.00 | $293.44K | 1,222,182 |
| Brady K. Long EVP & Chief Legal Officer | Jan 26, 2026 | Sale(10b5-1 plan) | −16,085 | $5.00 | $80.43K | 1,145,324 |
| Keelan Adamson PRESIDENT AND CEO, Director | Jan 26, 2026 | Sale(10b5-1 plan) | −22,846 | $5.00 | $114.23K | 1,280,869 |
| Keelan Adamson PRESIDENT AND CEO, Director | Dec 5, 2025 | Sale(10b5-1 plan) | −57,968 | $4.50 | $260.86K | 1,303,715 |
| Keelan Adamson PRESIDENT AND CEO, Director | Dec 4, 2025 | Sale(10b5-1 plan) | −8,469 | $4.50 | $38.11K | 1,361,683 |
| Roderick James Mackenzie EVP, Chief Commercial Officer | Dec 3, 2025 | Sale | −35,000 | $4.48 | $156.80K | 212,072 |
| Robert Thaddeus Vayda EVP, Chief Financial Officer | Nov 26, 2025 | Sale | −30,000 | $4.29 | $128.70K | 235,154 |
| Jeremy D. Thigpen Executive Chair, Director | Nov 26, 2025 | Sale | −500,000 | $4.32 | $2.16M | 2,136,223 |
| Frederik Wilhelm Mohn Director | Nov 24, 2025 | Buy | +1,500,000 | $4.02 | $6.03M | 96,574,894 |
| Perestroika Director | Nov 24, 2025 | Buy | +1,500,000 | $4.02 | $6.03M | 96,574,894 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Short interest
Shares sold short and not yet bought back, as of Oct 30, 2026 (FINRA, reported twice a month)
Short % of float
35.76%
323M shares short
Days to cover
6.7
At 49M shares a day
Change since last report
+3.2%
From 313M shares
Short volume, 20 days
58.0%
Of volume reported to FINRA
Shares sold short, last 12 months
Short sale volume counts trades marked short on any given day, including market-maker hedging, so it runs far higher than the share of Transocean's stock actually held short. Settlement fails (shares not delivered on time) peaked at 2,493,598 shares on Sep 16, 2026 over the last 90 days.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Brady K. Long Officer | May 21, 2026 | 81,741 | $609.25K | May 21, 2026 | Restricted stock vesting under a registered plan |
| Roderick James Mackenzie Officer | Mar 4, 2026 | 78,370 | $498.43K | Mar 4, 2026 | Restricted stock vesting under a registered plan |
| Keelan Adamson Director, Officer | Jan 26, 2026 | 81,553 | $393.90K | Jan 26, 2026 | Restricted Stock Units |
| Brady K. Long Officer | Jan 26, 2026 | 115,378 | $557.28K | Jan 26, 2026 | Restricted Stock Units |
| Keelan Adamson Director, Officer | Dec 4, 2025 | 66,437 | $295.64K | Dec 4, 2025 | Restricted Stock Units |
| Roderick James Mackenzie Officer | Dec 3, 2025 | 35,000 | $156.81K | Dec 3, 2025 | Restricted stock vesting under a registered plan |
| Jeremy D. Thigpen Director | Dec 1, 2025 | 500,000 | $2.16M | Nov 26, 2025 | RSU Vesting under a Registered Plan |
| Robert Thaddeus Vayda Officer | Nov 26, 2025 | 30,000 | $128.70K | Nov 26, 2025 | Performance Stock Units |
| Jeremy D. Thigpen Director | Nov 26, 2025 | 499,940 | $2.16M | Nov 26, 2025 | Performance Stock Units |
| Roderick James Mackenzie Officer | Oct 31, 2025 | 53,769 | $207.46K | Oct 31, 2025 | Restricted stock vesting under a registered plan |
| Brady K. Long Officer | Oct 24, 2025 | 97,090 | $377.68K | Oct 24, 2025 | Restricted Stock Units |
| Keelan Adamson Officer | Oct 24, 2025 | 40,942 | $159.26K | Oct 24, 2025 | Restricted Stock Units |
| Roderick James Mackenzie Officer, Director | Jun 13, 2025 | 40,000 | $130.49K | Jun 13, 2025 | Restricted stock vesting under a registered plan |
| Roderick James Mackenzie Officer | Apr 11, 2025 | 44,000 | $95.48K | Apr 11, 2025 | Performance Stock Units |
| Roderick James Mackenzie Officer | Dec 12, 2024 | 88,000 | $359.92K | Dec 12, 2024 | Performance Stock Units |
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