13F Insight
DOSSIER · 13F Holders · Q1 2026Most-boughtAI cap-ex

TRANSOCEAN LTD

566 institutions still hold TRANSOCEAN LTD as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP H8817H100·566 13F holders·last filed Mar 31, 2026
Market cap
—
▲ 0.3%
vs prior quarter
13F value held
$3.8B
71.0% inst. owned
of float
Holders
566
-86 QoQ
filers reporting
Activity
+66 / −44
+828 added · −803 reduced
this quarter
Concentration
15.26%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

566 institutions reported TRANSOCEAN LTD in Q1 2026. BlackRock, Inc. leads at 15.3% of the visible book. -86 net institutions QoQ — distribution reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$586M88.4M0.01%Q1 202602
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$324M48.8M0.07%Q1 202603
Vanguard Portfolio Management
CIK 0002100121
$311M46.9M0.02%Q1 202604
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$308M46.5M0.25%Q1 202605
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$294M44.3M0.01%Q1 202606
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$223M33.6M0.02%Q1 202607
Slate Path Capital LP
CIK 0001559706
$199M30.1M2.96%Q1 202608
Capital World Investors
CIK 0001422849
$196M29.6M0.03%Q1 202609
STATE STREET CORP
CIK 0000093751
$166M25.0M0.01%Q1 202610
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$156M23.5M0.01%Q1 202611
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$151M22.8M0.08%Q1 202612
MORGAN STANLEY
CIK 0000895421
$144M21.7M0.01%Q1 202613
Dalal Street, LLC
CIK 0001549575
$135M20.4M31.97%Q1 202614
Pilgrim Global Advisors LLC
CIK 0001963918
$131M31.8M24.30%Q4 202515
Elliott Investment Management L.P.
CIK 0001791786
$104M15.6M0.52%Q1 202616
TWO SIGMA ADVISERS, LP
CIK 0001478735
$92M22.2M0.18%Q4 202517
GOLDMAN SACHS GROUP INC
CIK 0000886982
$86M13.0M0.01%Q1 202618
KEYBANK NATIONAL ASSOCIATION/OH
CIK 0001089877
$84M12.7M0.31%Q1 202619
GENDELL JEFFREY L
CIK 0001056581
$78M11.7M1.06%Q1 202620
FIL Ltd
CIK 0000318989
$75M11.2M0.06%Q1 2026
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