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STATE OF WISCONSIN INVESTMENT BOARD

Position in RIG — Transocean Ltd.

CIK 854157 MADISON, WI

Position in RIG

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$641,366
+$436,729 QoQ
Shares Held
96,737
+95.2% QoQ
Ownership
0.009%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
18 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in RIG Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas Drilling

Energy · as of Mar 31, 2026

STATE OF WISCONSIN INVESTMENT BOARD holds $17,125,085 across 7 Oil & Gas Drilling names. RIG ranks #5 (3.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 RIG
Transocean Ltd.
This page
96,737 $641,366

All Filings in RIG

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18 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $641,366 96,737
2025-12-31 $204,637 49,549
2025-09-30 $269,290 86,311
2025-06-30 $193,491 74,707
2025-03-31 $250,902 79,149
2024-12-31 $257,726 68,727
2024-09-30 $1,331,529 313,301
2024-06-30 $1,676,160 313,301
2024-03-31 $2,112,365 336,364
2023-12-31 $2,405,684 378,848
2023-09-30 $3,507,254 427,193
2023-06-30 $3,580,841 510,819
2023-03-31 $3,448,627 542,237
2022-12-31 $2,735,913 599,981
2022-09-30 $1,571,730 636,328
2022-06-30 $2,240,224 672,740
2022-03-31 $2,359,948 516,400
2020-03-31 $92,555 79,789