State of Wisconsin Investment Board
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State of Wisconsin Investment Board’s Kosmos Energy KOS Stock Holding History

State of Wisconsin Investment Board’s Portfolio KOS Stock Details KOS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$165K Sell
78,112
-47,060
-38% -$131K ﹤0.01% 2422
2026
Q1 		$348K Buy
125,172
+99,069
+380% +$186K ﹤0.01% 2164
2025
Q4 		$23.7K Sell
26,103
-17,818
-41% -$23.5K ﹤0.01% 2353
2025
Q3 		$72.9K Sell
43,921
-8,350
-16% -$15.6K ﹤0.01% 2337
2025
Q2 		$89.9K Sell
52,271
-160,042
-75% -$290K ﹤0.01% 2280
2025
Q1 		$484K Sell
212,313
-103,801
-33% -$306K ﹤0.01% 1779
2024
Q4 		$1.08M Buy
316,114
+122,449
+63% +$466K ﹤0.01% 1498
2024
Q3 		$780K Buy
193,665
+24,653
+15% +$120K ﹤0.01% 1665
2024
Q2 		$936K Buy
169,012
+92,784
+122% +$541K ﹤0.01% 1578
2024
Q1 		$454K Buy
76,228
+32,583
+75% +$196K ﹤0.01% 1804
2023
Q4 		$293K Sell
43,645
-7,788
-15% -$54.5K ﹤0.01% 2028
2023
Q3 		$421K Buy
51,433
+15,095
+42% +$107K ﹤0.01% 1897
2023
Q2 		$218K Sell
36,338
-21,090
-37% -$137K ﹤0.01% 2114
2023
Q1 		$427K Buy
57,428
+602
+1% +$4.41K ﹤0.01% 1937
2022
Q4 		$361K Sell
56,826
-28,066
-33% -$175K ﹤0.01% 2027
2022
Q3 		$439K Sell
84,892
-28,974
-25% -$176K ﹤0.01% 2036
2022
Q2 		$705K Buy
+113,866
New +$821K ﹤0.01% 1874
2020
Q2 		– Sell
-49,936
Closed -$45K – 1761
2020
Q1 		$45K Sell
49,936
-522,361
-91% -$2.08M ﹤0.01% 1682
2019
Q4 		$3.26M Buy
572,297
+117,411
+26% +$708K 0.01% 1047
2019
Q3 		$2.84M Buy
454,886
+13,186
+3% +$81K 0.01% 957
2019
Q2 		$2.77M Buy
441,700
+135,326
+44% +$863K 0.01% 962
2019
Q1 		$1.91M Sell
306,374
-182,460
-37% -$1.01M 0.01% 1020
2018
Q4 		$1.99M Buy
488,834
+132,168
+37% +$816K 0.01% 974
2018
Q3 		$3.33M Buy
356,666
+310,175
+667% +$2.62M 0.01% 952
2018
Q2 		$384K Buy
46,491
+299
+0.6% +$2.18K ﹤0.01% 1389
2018
Q1 		$291K Sell
46,192
-868
-2% -$5.44K ﹤0.01% 1368
2017
Q4 		$322K Hold
47,060
– – ﹤0.01% 1353
2017
Q3 		$375K Buy
47,060
+9,098
+24% +$62.8K ﹤0.01% 1350
2017
Q2 		$243K Buy
37,962
+6,710
+21% +$42.6K ﹤0.01% 1383
2017
Q1 		$208K Sell
31,252
-53,224
-63% -$335K ﹤0.01% 1275
2016
Q4 		$592K Sell
84,476
-14,674
-15% -$83.5K ﹤0.01% 1239
2016
Q3 		$636K Sell
99,150
-2,300
-2% -$13.4K ﹤0.01% 1273
2016
Q2 		$553K Sell
101,450
-8,100
-7% -$45.8K ﹤0.01% 1266
2016
Q1 		$638K Sell
109,550
-4,160
-4% -$19.7K ﹤0.01% 1253
2015
Q4 		$591K Sell
113,710
-4,020
-3% -$26.7K ﹤0.01% 1258
2015
Q3 		$657K Sell
117,730
-3,200
-3% -$22.2K ﹤0.01% 1273
2015
Q2 		$1.02M Buy
120,930
+41,180
+52% +$366K ﹤0.01% 1282
2015
Q1 		$631K Sell
79,750
-2,280
-3% -$19.1K ﹤0.01% 1283
2014
Q4 		$688K Buy
82,030
+4,600
+6% +$41K ﹤0.01% 1283
2014
Q3 		$771K Buy
77,430
+230
+0.3% +$2.3K ﹤0.01% 1286
2014
Q2 		$867K Buy
77,200
+4,950
+7% +$52.9K ﹤0.01% 1291
2014
Q1 		$795K Buy
72,250
+140
+0.2% +$1.5K ﹤0.01% 1271
2013
Q4 		$806K Sell
72,110
-2,220
-3% -$23.7K ﹤0.01% 1254
2013
Q3 		$764K Sell
74,330
-5,750
-7% -$60.2K ﹤0.01% 1243
2013
Q2 		$814K Buy
+80,080
New +$867K ﹤0.01% 1243

Other funds holding KOS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
EPIM
Equinox Partners Investment Management Stamford, Connecticut $212M AUM 153.42% 1-Year Est. Return
Hotchkis & Wiley Capital Management
Hotchkis & Wiley Capital Management Los Angeles, California $34.3B AUM 22.63% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Grantham, Mayo, Van Otterloo & Co (GMO)
Grantham, Mayo, Van Otterloo & Co (GMO) Boston, Massachusetts $44.4B AUM 36.05% 1-Year Est. Return

State of Wisconsin Investment Board's KOS Position: Q2 2026 in Review

State of Wisconsin Investment Board reduced its Kosmos Energy (KOS) stake by 38% in Q2 2026, selling an estimated $131K and leaving 78,112 shares worth $165K. The position accounts for ﹤0.01% of the portfolio, ranked #2422.

State of Wisconsin Investment Board first reported a position in KOS in Q2 2013 and has held it in 45 quarters since. The position peaked at $3.33M in Q3 2018. 266 funds tracked by Wall St. Rank hold KOS as of Q2 2026.

  • State of Wisconsin Investment Board held 78,112 shares of Kosmos Energy worth $165K as of Q2 2026.
  • State of Wisconsin Investment Board sold 47,060 Kosmos Energy shares in Q2 2026, an estimated $131K.
  • Kosmos Energy made up ﹤0.01% of State of Wisconsin Investment Board's portfolio in Q2 2026, its #2422 holding.
  • State of Wisconsin Investment Board first reported a position in Kosmos Energy in Q2 2013 and has held it in 45 quarters since.
  • State of Wisconsin Investment Board's Kosmos Energy position peaked at $3.33M in Q3 2018.
  • 266 funds tracked by Wall St. Rank held Kosmos Energy as of Q2 2026.

Based on State of Wisconsin Investment Board's 13F filing for Q2 2026, filed 14 Aug 2026.