Latest Institutional Purchases of Transocean Ltd. (RIG)
This list provides information on the latest institutional transactions involving Transocean Ltd. (RIG) stock that were buys. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the purchase has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 13, 2025
Q3 2025
|
Mohnish Pabrai
Dalal Street, LLC | Austin, Tx
|
BUY
|
- |
24.4MNew |
$62.3M - $89M
|
24.4M
$98M
|
|
|
Nov 14, 2025
Q3 2025
|
Ghisallo Capital Management LLC
Greenwich, CT |
BUY
|
- |
18.5MNew |
$47.2M - $67.3M
|
18.5M
$74.2M
|
|
|
Nov 07, 2025
Q3 2025
|
Vanguard Group Inc
Valley Forge, PA |
BUY
|
- |
15.3M+ 19.34% |
$39.1M - $55.7M
|
94.5M
$379M
|
|
|
Nov 14, 2025
Q3 2025
|
Pilgrim Global Advisors LLC
Reno, NV |
BUY
|
- |
14.2M+ 80.44% |
$36.1M - $51.5M
|
31.8M
$127M
|
|
|
Nov 14, 2025
Q3 2025
|
Goldman Sachs Group Inc
New York, NY |
BUY
|
- |
10M+ 84.31% |
$25.6M - $36.5M
|
22M
$88M
|
|
|
Nov 14, 2025
Q3 2025
|
Zimmer Partners, LP
New York, NY |
BUY
|
- |
9.7MNew |
$24.7M - $35.3M
|
9.7M
$38.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Yaupon Capital Management LP
New York, NY |
BUY
|
- |
8.25MNew |
$21M - $30M
|
8.25M
$33.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
- |
7.79M+ 191.31% |
$19.9M - $28.4M
|
11.9M
$47.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
PUT |
6.83M+ 190.4% |
$17.4M - $24.9M
|
10.4M
$41.8M
|
|
|
Nov 14, 2025
Q3 2025
|
Gendell Jeffrey L
Greenwich, CT |
BUY
|
- |
6.62M+ 473.1% |
$16.9M - $24.1M
|
8.02M
$32.2M
|
|
|
Nov 14, 2025
Q3 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
BUY
|
- |
6.08M+ 277.66% |
$15.5M - $22.1M
|
8.27M
$33.2M
|
|
|
Nov 12, 2025
Q3 2025
|
Ninepoint Partners LP
|
BUY
|
- |
6MNew |
$15.3M - $21.8M
|
6M
$24.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Burkehill Global Management, LP
New York, NY |
BUY
|
- |
5.5MNew |
$14M - $20M
|
5.5M
$22.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Hrt Financial LP
New York, NY |
BUY
|
- |
4.97M+ 612.4% |
$12.7M - $18.1M
|
5.79M
$23.2M
|
|
|
Nov 14, 2025
Q3 2025
|
Morgan Stanley
New York, NY |
BUY
|
- |
4.23M+ 22.96% |
$10.8M - $15.4M
|
22.7M
$90.8M
|
|
|
Nov 12, 2025
Q3 2025
|
Geode Capital Management, LLC
Boston, MA |
BUY
|
- |
3.19M+ 17.61% |
$8.12M - $11.6M
|
21.3M
$85.3M
|
|
|
Nov 12, 2025
Q3 2025
|
American Century Companies Inc
Kansas City, MO |
BUY
|
- |
3.01M+ 12.82% |
$7.67M - $10.9M
|
26.5M
$106M
|
|
|
Nov 14, 2025
Q3 2025
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
BUY
|
- |
3M+ 77.95% |
$7.64M - $10.9M
|
6.84M
$27.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Dld Asset Management, LP
New York, NY |
BUY
|
PUT |
2.91MNew |
$7.41M - $10.6M
|
2.91M
$11.7M
|
|
|
Nov 07, 2025
Q3 2025
|
Jpmorgan Chase & CO
New York, NY |
BUY
|
- |
2.75M+ 157.41% |
$7.02M - $10M
|
4.5M
$18.1M
|
|
|
Nov 12, 2025
Q3 2025
|
Seven Grand Managers, LLC
Bronxville, NY |
BUY
|
- |
2.75MNew |
$7.01M - $10M
|
2.75M
$11M
|
|
|
Nov 14, 2025
Q3 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
BUY
|
- |
2.59M+ 16.14% |
$6.61M - $9.43M
|
18.6M
$74.8M
|
|
|
Nov 14, 2025
Q3 2025
|
Algert Global LLC
San Francisco, CA |
BUY
|
- |
2.52MNew |
$6.42M - $9.17M
|
2.52M
$10.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Clough Capital Partners L P
Boston, MA |
BUY
|
- |
2.42M+ 157.31% |
$6.17M - $8.81M
|
3.96M
$15.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Steadfast Capital Management LP
New York, NY |
BUY
|
- |
2.34MNew |
$5.97M - $8.52M
|
2.34M
$9.38M
|
|
|
Nov 14, 2025
Q3 2025
|
Walleye Trading LLC
Plymouth, MN |
BUY
|
- |
2.05M+ 1039.97% |
$5.22M - $7.45M
|
2.24M
$9M
|
|
|
Nov 14, 2025
Q3 2025
|
Masters Capital Management LLC
Atlanta, GA |
BUY
|
CALL |
2MNew |
$5.1M - $7.28M
|
2M
$8.02M
|
|
|
Oct 31, 2025
Q3 2025
|
Trek Financial, LLC
Scottsdale, AZ |
BUY
|
- |
1.65MNew |
$4.22M - $6.02M
|
1.65M
$6.63M
|
|
|
Nov 14, 2025
Q3 2025
|
Walleye Trading LLC
Plymouth, MN |
BUY
|
PUT |
1.54M+ 376.97% |
$3.92M - $5.59M
|
1.94M
$7.8M
|
|
|
Nov 06, 2025
Q3 2025
|
High Tower Advisors, LLC
Chicago, IL |
BUY
|
- |
1.51M+ 2662.27% |
$3.84M - $5.48M
|
1.56M
$6.26M
|
|
|
Nov 20, 2025
Q3 2025
|
Maven Securities LTD
St Helier, Y9 |
BUY
|
- |
1.5MNew |
$3.82M - $5.46M
|
1.5M
$6.02M
|
|
|
Nov 13, 2025
Q3 2025
|
Jane Street Group, LLC
New York, NY |
BUY
|
PUT |
1.45M+ 87.8% |
$3.7M - $5.28M
|
3.1M
$12.4M
|
|
|
Nov 12, 2025
Q3 2025
|
Barclays PLC
London, X0 |
BUY
|
- |
1.38M+ 72.73% |
$3.51M - $5.01M
|
3.27M
$13.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Polar Asset Management Partners Inc.
Toronto, A6 |
BUY
|
- |
1.28MNew |
$3.25M - $4.64M
|
1.28M
$5.11M
|
|
|
Nov 14, 2025
Q3 2025
|
Joel Greenblatt
Gotham Asset Management, LLC | New York, Ny
|
BUY
|
- |
1.26M+ 179.46% |
$3.22M - $4.6M
|
1.97M
$7.9M
|
|
|
Nov 12, 2025
Q3 2025
|
Simplex Trading, LLC
|
BUY
|
- |
1.2M+ 739.95% |
$3.06M - $4.37M
|
1.36M
$5.47M
|
|
|
Nov 14, 2025
Q3 2025
|
State Street Corp
Boston, MA |
BUY
|
- |
1.1M+ 5.29% |
$2.8M - $4M
|
21.9M
$87.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Polymer Capital Management (Us) LLC
New York, NY |
BUY
|
- |
1.03MNew |
$2.61M - $3.73M
|
1.03M
$4.11M
|
|
|
Nov 14, 2025
Q3 2025
|
Masters Capital Management LLC
Atlanta, GA |
BUY
|
- |
1MNew |
$2.55M - $3.64M
|
1M
$4.01M
|
|
|
Nov 14, 2025
Q3 2025
|
Sourcerock Group LLC
Denver, CO |
BUY
|
- |
1MNew |
$2.55M - $3.64M
|
1M
$4.01M
|
|
|
Nov 14, 2025
Q3 2025
|
Aventail Capital Group, LP
New York, NY |
BUY
|
- |
1MNew |
$2.55M - $3.64M
|
1M
$4.01M
|
|
|
Nov 14, 2025
Q3 2025
|
Northern Trust Corp
Chicago, IL |
BUY
|
- |
994K+ 14.4% |
$2.54M - $3.62M
|
7.9M
$31.7M
|
|
|
Nov 06, 2025
Q3 2025
|
Cibc World Market Inc.
Toronto, A6 |
BUY
|
- |
942K+ 23.89% |
$2.4M - $3.43M
|
4.88M
$19.6M
|
|
|
Nov 13, 2025
Q3 2025
|
Marshall Wace, LLP
London, X0 |
BUY
|
- |
926K+ 89.44% |
$2.36M - $3.37M
|
1.96M
$7.86M
|
|
|
Nov 12, 2025
Q3 2025
|
Group One Trading, L.P.
Chicago, IL |
BUY
|
- |
915K+ 45.26% |
$2.33M - $3.33M
|
2.94M
$11.8M
|
|
|
Nov 14, 2025
Q3 2025
|
Goldman Sachs Group Inc
New York, NY |
BUY
|
CALL |
899K+ 898.7% |
$2.29M - $3.27M
|
999K
$4M
|
|
|
Nov 13, 2025
Q3 2025
|
Van Eck Associates Corp
|
BUY
|
- |
885K+ 6.41% |
$2.26M - $3.22M
|
14.7M
$58.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Lloyd Harbor Capital Management, LLC
Cold Spring Harbor, NY |
BUY
|
- |
870K+ 42.96% |
$2.22M - $3.17M
|
2.9M
$11.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Corigliano Investment Advisers, LLC
Raleigh, NC |
BUY
|
- |
854K+ 48.0% |
$2.18M - $3.11M
|
2.63M
$10.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
PUT |
820K+ 31.82% |
$2.09M - $2.98M
|
3.4M
$13.6M
|
|