State of Wisconsin Investment Board’s Transocean RIG Stock Holding History

State of Wisconsin Investment Board’s Portfolio RIG Stock Details RIG Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$641K	Buy	96,737 +47,188	+95%	+$266K	﹤0.01%	1871
2025 Q4	$205K	Sell	49,549 -36,762	-43%	-$143K	﹤0.01%	2263
2025 Q3	$269K	Buy	86,311 +11,604	+16%	+$35K	﹤0.01%	2154
2025 Q2	$193K	Sell	74,707 -4,442	-6%	-$11.5K	﹤0.01%	2199
2025 Q1	$251K	Buy	79,149 +10,422	+15%	+$36.6K	﹤0.01%	2037
2024 Q4	$258K	Sell	68,727 -244,574	-78%	-$1.02M	﹤0.01%	2064
2024 Q3	$1.33M	Hold	313,301	–	–	﹤0.01%	1468
2024 Q2	$1.68M	Sell	313,301 -23,063	-7%	-$133K	﹤0.01%	1371
2024 Q1	$2.11M	Sell	336,364 -42,484	-11%	-$232K	0.01%	1231
2023 Q4	$2.41M	Sell	378,848 -48,345	-11%	-$323K	0.01%	1200
2023 Q3	$3.51M	Sell	427,193 -83,626	-16%	-$683K	0.01%	1074
2023 Q2	$3.58M	Sell	510,819 -31,418	-6%	-$194K	0.01%	1120
2023 Q1	$3.45M	Sell	542,237 -57,744	-10%	-$371K	0.01%	1134
2022 Q4	$2.74M	Sell	599,981 -36,347	-6%	-$140K	0.01%	1217
2022 Q3	$1.57M	Sell	636,328 -36,412	-5%	-$116K	0.01%	1400
2022 Q2	$2.24M	Buy	672,740 +156,340	+30%	+$633K	0.01%	1336
2022 Q1	$2.36M	Buy	+516,400	New	+$1.96M	﹤0.01%	1446
2020 Q2	–	Sell	-79,789	Closed	-$93K	–	1781
2020 Q1	$93K	Sell	79,789 -2,780	-3%	-$10.8K	﹤0.01%	1638
2019 Q4	$568K	Hold	82,569	–	–	﹤0.01%	1400
2019 Q3	$369K	Hold	82,569	–	–	﹤0.01%	1416
2019 Q2	$529K	Sell	82,569 -13,763	-14%	-$102K	﹤0.01%	1309
2019 Q1	$839K	Sell	96,332 -2,530	-3%	-$21.7K	﹤0.01%	1206
2018 Q4	$686K	Buy	+98,862	New	+$1.01M	﹤0.01%	1235
2018 Q3	–	Sell	-83,972	Closed	-$1.13M	–	1555
2018 Q2	$1.13M	Sell	83,972 -2,096	-2%	-$25.8K	﹤0.01%	1126
2018 Q1	$852K	Buy	86,068 +5,533	+7%	+$57K	﹤0.01%	1172
2017 Q4	$860K	Sell	80,535 -2,772	-3%	-$28.8K	﹤0.01%	1160
2017 Q3	$896K	Buy	83,307 +1,671	+2%	+$14.4K	﹤0.01%	1136
2017 Q2	$672K	Buy	81,636 +9,480	+13%	+$96.8K	﹤0.01%	1196
2017 Q1	$898K	Sell	72,156 -116,045	-62%	-$1.59M	﹤0.01%	1055
2016 Q4	$2.77M	Sell	188,201 -32,699	-15%	-$388K	0.01%	921
2016 Q3	$2.35M	Sell	220,900 -4,100	-2%	-$43.3K	0.01%	1058
2016 Q2	$2.67M	Buy	+225,000	New	+$2.3M	0.01%	981
2016 Q1	–	Sell	-315,869	Closed	-$3.94M	–	1324
2015 Q4	$3.94M	Buy	315,869 +99,443	+46%	+$1.43M	0.02%	862
2015 Q3	$2.77M	Buy	216,426 +20,028	+10%	+$278K	0.01%	1010
2015 Q2	$3.18M	Sell	196,398 -4,687	-2%	-$84.4K	0.01%	1028
2015 Q1	$2.92M	Buy	201,085 +22,819	+13%	+$370K	0.01%	1040
2014 Q4	$3.29M	Sell	178,266 -9,495	-5%	-$237K	0.01%	993
2014 Q3	$6.07M	Sell	187,761 -5,231	-3%	-$205K	0.02%	728
2014 Q2	$8.68M	Buy	192,992 +12,116	+7%	+$515K	0.03%	625
2014 Q1	$7.46M	Sell	180,876 -257,086	-59%	-$11.2M	0.03%	673
2013 Q4	$21.4M	Sell	437,962 -184,486	-30%	-$9.03M	0.08%	291
2013 Q3	$27.7M	Sell	622,448 -12,686	-2%	-$600K	0.11%	207
2013 Q2	$30.5M	Buy	+635,134	New	+$32.4M	0.13%	183

Other funds holding RIG

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

SPC

Slate Path Capital New York $6.73B AUM 95.97% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

PGA

Pilgrim Global Advisors Reno, Nevada $772M AUM 51.79% 1-Year Est. Return

State of Wisconsin Investment Board's RIG Position: Q1 2026 in Review

State of Wisconsin Investment Board increased its Transocean (RIG) stake by 95% in Q1 2026, buying an estimated $266K and bringing the position to 96,737 shares worth $641K. The position accounts for ﹤0.01% of the portfolio, ranked #1871.

State of Wisconsin Investment Board first reported a position in RIG in Q2 2013 and has held it in 43 quarters since. The position peaked at $30.5M in Q2 2013. 539 funds tracked by Wall St. Rank hold RIG as of Q1 2026.

State of Wisconsin Investment Board held 96,737 shares of Transocean worth $641K as of Q1 2026.
State of Wisconsin Investment Board bought 47,188 Transocean shares in Q1 2026, an estimated $266K.
Transocean made up ﹤0.01% of State of Wisconsin Investment Board's portfolio in Q1 2026, its #1871 holding.
State of Wisconsin Investment Board first reported a position in Transocean in Q2 2013 and has held it in 43 quarters since.
State of Wisconsin Investment Board's Transocean position peaked at $30.5M in Q2 2013.
539 funds tracked by Wall St. Rank held Transocean as of Q1 2026.

Based on State of Wisconsin Investment Board's 13F filing for Q1 2026, filed 15 May 2026.