Equibles

RIG

Transocean Ltd.

Company with tickers: RIG

CIK
1451505
CUSIP
H8817H100
Shares Outstanding
1,116,441,176
13F Activity (30d)
446 filings 439 filers
Price
$6.49
Market Cap
$7.23B
P/E Ratio
-2.13
EPS (Diluted)
$-3.04
52W High
$7.66
52W Low
$2.34
Price History Institutional Holders Short Volume Short Interest Fails to Deliver Financials SEC Filings Earnings Calls Insider Trades Congressional Trades
Holders: 541
Total Value: $6,449,098,113
Total Shares: 972,714,696
Showing 1–100 of 580 holdings by value · page 1 of 6

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 541 13F filers · Δ vs Dec 31, 2025
Top Holder
9.1%
Jun 2023 → Mar 2026 · range 9.1% – 14.0%
−2.8 pts
Top 5
28.2%
Jun 2023 → Mar 2026 · range 28.2% – 46.5%
−6.9 pts
Top 10
44.6%
Jun 2023 → Mar 2026 · range 44.6% – 61.8%
−6.1 pts
HHI
288
Jun 2023 → Mar 2026 · range 288 – 538
Broadly held −128

Quarterly Activity

vs Dec 31, 2025
New
140
Increased
172
Decreased
134
Sold Out
73
Unchanged
95
Holder count: +67
Institutional value: +90.8%
Shares held: +18.8%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds
Mega D. E. Shaw & Co., Inc. +22,636,968 40,536,999
Mega TWO SIGMA INVESTMENTS, LP +22,227,817 46,463,736
Large MARSHALL WACE, LLP +16,005,764 16,043,764
Mega Capital World Investors +13,909,743 29,575,479
Mega FIL Ltd +11,221,566 11,240,815

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds
Mega BARCLAYS PLC −8,147,446 2,655,218
Small PILGRIM GLOBAL ADVISORS LLC −7,846,226 23,913,120
Mega BANK OF AMERICA CORP /DE/ −6,902,038 8,602,323
Small Dalal Street, LLC −6,647,461 20,392,672
Large RENAISSANCE TECHNOLOGIES LLC −5,900,600 3,134,728

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD)
Mega VANGUARD PORTFOLIO MANAGEMENT LLC 46,862,730 $310,699,899
Mega VANGUARD CAPITAL MANAGEMENT LLC 44,272,423 $293,526,164
Mid Slate Path Capital LP 30,062,100 $199,311,723
Large VOLORIDGE INVESTMENT MANAGEMENT, LLC 16,542,717 $109,678,213
Large Elliott Investment Management L.P. 15,626,834 $103,605,909

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD)
Mega VANGUARD GROUP INC 97,006,263 $400,635,864
Large TWO SIGMA ADVISERS, LP 22,213,154 $91,740,326
Mid Zimmer Partners, LP 4,463,252 $18,433,230
Large Qube Research & Technologies Ltd 2,700,622 $11,153,568
Large Brandywine Global Investment Management, LLC 2,523,548 $10,422,253
Filter: New 140 Increased 172 Reduced 134 Sold out 73 Unchanged 95
100 of 100 shown
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Action
Mega BlackRock, Inc. $585,901,363 9.09% 88,371,248 View
Mega DIMENSIONAL FUND ADVISORS LP $323,673,786 5.02% 48,819,576 View
Mega VANGUARD PORTFOLIO MANAGEMENT LLC $310,699,899 4.82% 46,862,730 View
Mega TWO SIGMA INVESTMENTS, LP $308,054,569 4.78% 46,463,736 View
Mega VANGUARD CAPITAL MANAGEMENT LLC $293,526,164 4.55% 44,272,423 View
Mega D. E. Shaw & Co., Inc. $260,311,030 4.04% 39,262,599 View
Mid Slate Path Capital LP $199,311,723 3.09% 30,062,100 View
Mega Capital World Investors $196,085,425 3.04% 29,575,479 View
Mega STATE STREET CORP $165,632,012 2.57% 24,982,204 View
Small PILGRIM GLOBAL ADVISORS LLC $158,543,985 2.46% 23,913,120 View
Mega GEODE CAPITAL MANAGEMENT, LLC $155,616,687 2.41% 23,471,597 View
Mega AMERICAN CENTURY COMPANIES INC $150,893,370 2.34% 22,759,181 View
Mega MORGAN STANLEY $143,825,008 2.23% 21,693,064 View
Mega VAN ECK ASSOCIATES CORP $140,139,164 2.17% 21,137,129 View
Small Dalal Street, LLC $135,203,415 2.10% 20,392,672 View
Large VOLORIDGE INVESTMENT MANAGEMENT, LLC $109,678,213 1.70% 16,542,717 View
Large MARSHALL WACE, LLP $106,370,153 1.65% 16,043,764 View
Large Elliott Investment Management L.P. $103,605,909 1.61% 15,626,834 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $100,395,438 1.56% 15,142,600 View
Mega GOLDMAN SACHS GROUP INC $85,536,160 1.33% 12,901,382 View
Large KEYBANK NATIONAL ASSOCIATION/OH Bank $83,915,120 1.30% 12,656,881 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $81,149,874 1.26% 12,239,800 View
Mid GENDELL JEFFREY L $77,571,000 1.20% 11,700,000 View
Mega FIL Ltd $74,526,603 1.16% 11,240,815 View
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $65,045,988 1.01% 9,810,858 View
Mega BANK OF AMERICA CORP /DE/ Bank $57,033,400 0.88% 8,602,323 View
Mega NORTHERN TRUST CORP Bank $53,985,064 0.84% 8,142,544 View
Large Driehaus Capital Management LLC $47,808,061 0.74% 7,210,869 View
Mega VANGUARD FIDUCIARY TRUST CO Bank $42,507,509 0.66% 6,411,389 View
Large Balyasny Asset Management L.P. $41,437,500 0.64% 6,250,000 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $41,313,823 0.64% 6,231,346 View
Mega UBS Group AG $40,133,264 0.62% 6,053,283 View
Mega Bank of New York Mellon Corp Bank $37,783,217 0.59% 5,698,827 View
Large Point72 Asset Management, L.P. $35,844,597 0.56% 5,406,425 View
Large TUDOR INVESTMENT CORP ET AL $34,995,911 0.54% 5,278,418 View
Mid CWA Asset Management Group, LLC $34,508,831 0.54% 5,204,952 View
Large CIBC WORLD MARKET INC. $34,499,125 0.53% 5,203,488 View
Mega MILLENNIUM MANAGEMENT LLC $31,104,744 0.48% 4,691,515 View
Mid Empyrean Capital Partners, LP $30,302,169 0.47% 4,570,463 View
Small ION Fund Management Ltd $29,758,092 0.46% 4,488,400 View
Mega JPMORGAN CHASE & CO $29,747,111 0.46% 4,486,744 View
Mega Nuveen, LLC $29,671,045 0.46% 4,475,271 View
Small Solus Alternative Asset Management LP $29,636,100 0.46% 4,470,000 View
Large Squarepoint Ops LLC $27,897,230 0.43% 4,207,727 View
Mega FMR LLC $26,078,037 0.40% 3,933,339 View
Mega JANE STREET GROUP, LLC $25,391,574 0.39% 3,829,800 View
Large PEAK6 LLC $24,792,885 0.38% 3,739,500 View
Small CLOUGH CAPITAL PARTNERS L P $23,940,711 0.37% 3,610,967 View
Mid Canoe Financial LP $23,678,382 0.37% 3,571,400 View
Mega CITADEL ADVISORS LLC $23,302,533 0.36% 3,514,711 View
Mega AQR CAPITAL MANAGEMENT LLC $21,721,309 0.34% 3,276,216 View
Mega BNP PARIBAS ARBITRAGE, SA $21,525,057 0.33% 3,246,615 View
Mega CITADEL ADVISORS LLC $21,101,301 0.33% 3,182,700 View
Large Rokos Capital Management LLP $21,014,262 0.33% 3,169,572 View
Mid Penn Capital Management Company, LLC $20,901,512 0.32% 3,152,566 View
Large Man Group plc $20,895,353 0.32% 3,151,637 View
Large RENAISSANCE TECHNOLOGIES LLC $20,783,246 0.32% 3,134,728 View
Mid Jump Financial, LLC $20,535,529 0.32% 3,097,365 View
Large Trexquant Investment LP $20,393,117 0.32% 3,075,885 View
Mid Madison Asset Management, LLC $20,088,900 0.31% 3,030,000 View
Mega HSBC HOLDINGS PLC $19,339,060 0.30% 2,916,902 View
Mega JANE STREET GROUP, LLC $17,645,082 0.27% 2,661,400 View
Mega BARCLAYS PLC $17,604,094 0.27% 2,655,218 View
Mid FIDEURAM - INTESA SANPAOLO PRIVATE BANKING S.P.A. $17,220,536 0.27% 2,597,366 View
Mid Quadrature Capital Ltd $17,185,748 0.27% 2,592,119 View
Mega PRIMECAP MANAGEMENT CO/CA/ $17,060,912 0.26% 2,573,290 View
Large Balyasny Asset Management L.P. $16,646,418 0.26% 2,510,772 View
Large PANAGORA ASSET MANAGEMENT INC $16,618,592 0.26% 2,506,575 View
Mid TIG Advisors, LLC $16,549,978 0.26% 2,496,226 View
Mid Contrarius Group Holdings Ltd $16,376,729 0.25% 2,470,095 View
Large Public Sector Pension Investment Board Pension $15,756,652 0.24% 2,376,569 View
Mega CITADEL ADVISORS LLC $15,707,796 0.24% 2,369,200 View
Mega Invesco Ltd. $15,639,020 0.24% 2,358,827 View
Large Walleye Trading LLC $15,416,739 0.24% 2,325,300 View
Large Walleye Trading LLC $15,170,103 0.24% 2,288,100 View
Large NEW YORK STATE COMMON RETIREMENT FUND Pension $14,430,075 0.22% 2,176,482 View
Large Connor, Clark & Lunn Investment Management Ltd. $13,479,691 0.21% 2,033,136 View
Large Parallax Volatility Advisers, L.P. $13,359,450 0.21% 2,015,000 View
Mid MASTERS CAPITAL MANAGEMENT LLC $13,260,000 0.21% 2,000,000 View
Mid Burkehill Global Management, LP $13,260,000 0.21% 2,000,000 View
Mega Swiss National Bank Bank $13,007,595 0.20% 1,961,930 View
Mid Aquatic Capital Management LLC $11,713,187 0.18% 1,766,695 View
Mega CANADA PENSION PLAN INVESTMENT BOARD Pension $10,907,676 0.17% 1,645,200 View
Small Forvis Mazars Wealth Advisors, LLC $10,885,909 0.17% 1,641,917 View
Large Creative Planning $10,486,239 0.16% 1,581,635 View
Small Trek Financial, LLC $10,392,094 0.16% 1,567,435 View
Mega NEUBERGER BERMAN GROUP LLC $10,310,657 0.16% 1,555,152 View
Large TUDOR INVESTMENT CORP ET AL $10,049,754 0.16% 1,515,800 View
Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $9,765,497 0.15% 1,472,926 View
Large HRT FINANCIAL LP $9,466,486 0.15% 1,427,826 View
Small Packer & Co Ltd $9,315,150 0.14% 1,405,000 View
Mid ALGERT GLOBAL LLC $9,199,058 0.14% 1,387,490 View
Mega MANUFACTURERS LIFE INSURANCE COMPANY, THE Insurance $9,129,138 0.14% 1,376,944 View
Large Russell Investments Group, Ltd. $9,113,238 0.14% 1,374,546 View
Large TUDOR INVESTMENT CORP ET AL $9,092,382 0.14% 1,371,400 View
Mega WELLS FARGO & COMPANY/MN $8,893,427 0.14% 1,341,392 View
Small Lloyd Harbor Capital Management, LLC $8,784,087 0.14% 1,324,900 View
Mid Hosking Partners LLP $8,771,145 0.14% 1,322,948 View
Large ACADIAN ASSET MANAGEMENT LLC $8,185,258 0.13% 1,234,579 View
Large Thrivent Financial for Lutherans $8,097,802 0.13% 1,221,388 View
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