Jane Street’s Kosmos Energy KOS Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$32.6M Buy
11,743,115
+2,473,362
+27% +$4.65M 0.04% 1363
2025
Q4
$8.41M Buy
9,269,753
+7,527,058
+432% +$9.92M 0.01% 2537
2025
Q3
$2.89M Buy
1,742,695
+150,507
+9% +$282K ﹤0.01% 4289
2025
Q2
$2.74M Buy
1,592,188
+1,266,773
+389% +$2.29M ﹤0.01% 3910
2025
Q1
$742K Sell
325,415
-332,472
-51% -$981K ﹤0.01% 6125
2024
Q4
$2.25M Buy
657,887
+321,708
+96% +$1.22M ﹤0.01% 3910
2024
Q3
$1.35M Sell
336,179
-790,991
-70% -$3.85M ﹤0.01% 5262
2024
Q2
$6.24M Buy
1,127,170
+670,901
+147% +$3.91M 0.01% 2652
2024
Q1
$2.72M Buy
456,269
+36,289
+9% +$218K ﹤0.01% 3562
2023
Q4
$2.82M Buy
419,980
+203,777
+94% +$1.43M ﹤0.01% 3747
2023
Q3
$1.77M Sell
216,203
-63,509
-23% -$450K ﹤0.01% 4261
2023
Q2
$1.68M Buy
279,712
+150,790
+117% +$982K ﹤0.01% 4424
2023
Q1
$959K Sell
128,922
-377,820
-75% -$2.77M ﹤0.01% 5064
2022
Q4
$3.22M Sell
506,742
-615,325
-55% -$3.84M 0.01% 3113
2022
Q3
$5.8M Buy
1,122,067
+781,464
+229% +$4.73M 0.01% 2377
2022
Q2
$2.11M Buy
340,603
+265,188
+352% +$1.91M ﹤0.01% 4068
2022
Q1
$542K Sell
75,415
-67,164
-47% -$342K ﹤0.01% 7316
2021
Q4
$493K Sell
142,579
-54,411
-28% -$195K ﹤0.01% 7299
2021
Q3
$583K Sell
196,990
-125,771
-39% -$307K ﹤0.01% 6996
2021
Q2
$1.12M Buy
322,761
+148,416
+85% +$460K ﹤0.01% 5597
2021
Q1
$535K Sell
174,345
-97,161
-36% -$284K ﹤0.01% 6683
2020
Q4
$638K Buy
271,506
+129,521
+91% +$205K ﹤0.01% 5366
2020
Q3
$139K Sell
141,985
-832,358
-85% -$1.22M ﹤0.01% 6641
2020
Q2
$1.62M Buy
974,343
+798,234
+453% +$1.28M 0.01% 3357
2020
Q1
$158K Buy
176,109
+36,822
+26% +$146K ﹤0.01% 4758
2019
Q4
$794K Buy
139,287
+7,030
+5% +$42.4K ﹤0.01% 3090
2019
Q3
$825K Buy
132,257
+13,749
+12% +$84.4K 0.01% 2876
2019
Q2
$743K Buy
118,508
+11,069
+10% +$70.6K ﹤0.01% 3077
2019
Q1
$669K Buy
107,439
+41,669
+63% +$231K ﹤0.01% 3308
2018
Q4
$268K Sell
65,770
-841
-1% -$5.2K ﹤0.01% 4194
2018
Q3
$623K Buy
66,611
+12,761
+24% +$108K ﹤0.01% 3342
2018
Q2
$445K Buy
53,850
+17,258
+47% +$126K ﹤0.01% 3711
2018
Q1
$230K Sell
36,592
-85,739
-70% -$537K ﹤0.01% 4310
2017
Q4
$838K Buy
122,331
+38,621
+46% +$294K 0.01% 2557
2017
Q3
$666K Buy
+83,710
New +$578K 0.01% 2767
2016
Q4
Sell
-35,334
Closed -$226K 4371
2016
Q3
$226K Sell
35,334
-63,141
-64% -$368K ﹤0.01% 3585
2016
Q2
$537K Buy
+98,475
New +$556K 0.01% 2693
2014
Q1
Sell
-49,402
Closed -$552K 2918
2013
Q4
$552K Buy
+49,402
New +$528K 0.02% 1165

Other funds holding KOS