DOSSIER · 13F Holders · Q2 2026
RIG 4.625 09/30/29 *

TRANSOCEAN INC

16 institutions still hold TRANSOCEAN INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 893830BW8·16 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$397M
visible holders
Holders
16
filers reporting
Concentration
46.78%
Hudson Bay Capital Management LP #1
top holder share
AI Holders Summary · Q2 2026

16 institutions reported RIG 4.625 09/30/29 * in Q2 2026. Hudson Bay Capital Management LP leads at 46.8% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
Hudson Bay Capital Management LP
CIK 0001393825
$186M120.4M0.50%Q2 2026
02
Sculptor Capital LP
CIK 0001054587
$67M43.9M0.55%Q2 2026
03
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$42M27.3M0.03%Q2 2026
04
CSS LLC/IL
CIK 0001103646
$23M15.2M0.91%Q2 2026
05
LORD, ABBETT & CO. LLC
CIK 0000728100
$23M11.3M0.07%Q1 2026
06
MIZUHO SECURITIES USA LLC
CIK 0000812291
$21M10.5M0.20%Q2 2026
07
BALYASNY ASSET MANAGEMENT L.P.
CIK 0001218710
$11M7.0M0.01%Q2 2026
08
FMR LLC
CIK 0000315066
$7M4.4M0.00%Q2 2026
09
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$5M2.5M0.00%Q1 2026
10
Polar Capital Holdings Plc
CIK 0001837309
$5M3.0M0.01%Q2 2026
11
BlackRock, Inc.
CIK 0002012383
$4M2.8M0.00%Q2 2026
12
WELLS FARGO & COMPANY/MN
CIK 0000072971
$2M1.5M0.00%Q2 2026
13
CITIGROUP INC
CIK 0000831001
$126K81K0.00%Q2 2026
14
Calamos Advisors LLC
CIK 0001316507
$79K52K0.00%Q2 2026
15
LAZARD ASSET MANAGEMENT LLC
CIK 0001207017
$52K3.4M0.00%Q2 2026
16
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025