RhumbLine Advisers’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
$1.64M Sell
590,100
-22,864
-4% -$43K ﹤0.01% 1962
2025
Q4
$556K Sell
612,964
-95,212
-13% -$126K ﹤0.01% 2600
2025
Q3
$1.18M Sell
708,176
-10,778
-1% -$20.2K ﹤0.01% 2159
2025
Q2
$1.24M Buy
718,954
+52,750
+8% +$95.5K ﹤0.01% 2143
2025
Q1
$1.52M Buy
666,204
+85,431
+15% +$252K ﹤0.01% 1954
2024
Q4
$1.99M Sell
580,773
-24,695
-4% -$94K ﹤0.01% 1877
2024
Q3
$2.44M Sell
605,468
-66,744
-10% -$325K ﹤0.01% 1802
2024
Q2
$3.72M Buy
672,212
+19,739
+3% +$115K ﹤0.01% 1552
2024
Q1
$3.89M Buy
652,473
+10,984
+2% +$66.1K ﹤0.01% 1553
2023
Q4
$4.3M Sell
641,489
-167
-0% -$1.17K ﹤0.01% 1510
2023
Q3
$5.25M Buy
641,656
+15,428
+2% +$109K 0.01% 1312
2023
Q2
$3.75M Buy
626,228
+13,010
+2% +$84.7K ﹤0.01% 1552
2023
Q1
$4.56M Buy
613,218
+12,503
+2% +$91.6K 0.01% 1383
2022
Q4
$3.82M Buy
600,715
+29,750
+5% +$186K 0.01% 1434
2022
Q3
$2.95M Buy
570,965
+46,157
+9% +$280K ﹤0.01% 1551
2022
Q2
$3.25M Buy
524,808
+21,250
+4% +$153K ﹤0.01% 1493
2022
Q1
$3.62M Buy
503,558
+37,023
+8% +$189K ﹤0.01% 1509
2021
Q4
$1.61M Sell
466,535
-93,619
-17% -$336K ﹤0.01% 1994
2021
Q3
$1.66M Buy
560,154
+148,023
+36% +$361K ﹤0.01% 2000
2021
Q2
$1.43M Sell
412,131
-221,692
-35% -$687K ﹤0.01% 2097
2021
Q1
$1.95M Sell
633,823
-38,305
-6% -$112K ﹤0.01% 1930
2020
Q4
$1.58M Buy
672,128
+89,717
+15% +$142K ﹤0.01% 1956
2020
Q3
$568K Sell
582,411
-87,245
-13% -$128K ﹤0.01% 2226
2020
Q2
$1.11M Buy
669,656
+323,038
+93% +$519K ﹤0.01% 2004
2020
Q1
$311K Buy
346,618
+86,401
+33% +$343K ﹤0.01% 2387
2019
Q4
$1.48M Sell
260,217
-782
-0.3% -$4.72K ﹤0.01% 1911
2019
Q3
$1.63M Buy
260,999
+1,165
+0.4% +$7.15K ﹤0.01% 1841
2019
Q2
$1.63M Buy
259,834
+73,324
+39% +$468K ﹤0.01% 1853
2019
Q1
$1.16M Sell
186,510
-25,932
-12% -$144K ﹤0.01% 1968
2018
Q4
$865K Buy
212,442
+9,813
+5% +$60.6K ﹤0.01% 2078
2018
Q3
$1.9M Sell
202,629
-1,893
-0.9% -$16K ﹤0.01% 1694
2018
Q2
$1.69M Buy
204,522
+12,022
+6% +$87.8K ﹤0.01% 1757
2018
Q1
$1.21M Buy
192,500
+15,910
+9% +$99.7K ﹤0.01% 1852
2017
Q4
$1.21M Buy
176,590
+1,475
+0.8% +$11.2K ﹤0.01% 1864
2017
Q3
$1.39M Buy
175,115
+11,717
+7% +$80.9K ﹤0.01% 1813
2017
Q2
$1.05M Buy
163,398
+18,920
+13% +$120K ﹤0.01% 1933
2017
Q1
$962K Buy
144,478
+10,555
+8% +$66.4K ﹤0.01% 1940
2016
Q4
$939K Buy
133,923
+18,288
+16% +$104K ﹤0.01% 1886
2016
Q3
$741K Buy
115,635
+9,166
+9% +$53.5K ﹤0.01% 1982
2016
Q2
$580K Buy
106,469
+13,593
+15% +$76.8K ﹤0.01% 2104
2016
Q1
$541K Buy
92,876
+2,100
+2% +$9.94K ﹤0.01% 2171
2015
Q4
$472K Buy
90,776
+1,280
+1% +$8.49K ﹤0.01% 2271
2015
Q3
$499K Buy
89,496
+6,037
+7% +$41.8K ﹤0.01% 2225
2015
Q2
$704K Buy
83,459
+4,250
+5% +$37.8K ﹤0.01% 2103
2015
Q1
$627K Buy
79,209
+3,190
+4% +$26.8K ﹤0.01% 2156
2014
Q4
$638K Buy
76,019
+1,650
+2% +$14.7K ﹤0.01% 2123
2014
Q3
$741K Sell
74,369
-593
-0.8% -$5.94K ﹤0.01% 1963
2014
Q2
$842K Buy
74,962
+4,386
+6% +$46.9K ﹤0.01% 1943
2014
Q1
$776K Sell
70,576
-5,533
-7% -$59.4K ﹤0.01% 1963
2013
Q4
$851K Sell
76,109
-10,041
-12% -$107K ﹤0.01% 1928
2013
Q3
$886K Sell
86,150
-1,060
-1% -$11.1K ﹤0.01% 1857
2013
Q2
$886K Buy
+87,210
New +$944K ﹤0.01% 1844

Other funds holding KOS

RhumbLine Advisers's KOS Position: Q1 2026 in Review

RhumbLine Advisers reduced its Kosmos Energy (KOS) stake by 3.7% in Q1 2026, selling an estimated $43K and leaving 590,100 shares worth $1.64M. The position accounts for ﹤0.01% of the portfolio, ranked #1962.

RhumbLine Advisers first reported a position in KOS in Q2 2013 and has held it in 52 quarters since. The position peaked at $5.25M in Q3 2023. 262 funds tracked by Wall St. Rank hold KOS as of Q1 2026.

  • RhumbLine Advisers held 590,100 shares of Kosmos Energy worth $1.64M as of Q1 2026.
  • RhumbLine Advisers sold 22,864 Kosmos Energy shares in Q1 2026, an estimated $43K.
  • Kosmos Energy made up ﹤0.01% of RhumbLine Advisers's portfolio in Q1 2026, its #1962 holding.
  • RhumbLine Advisers first reported a position in Kosmos Energy in Q2 2013 and has held it in 52 quarters since.
  • RhumbLine Advisers's Kosmos Energy position peaked at $5.25M in Q3 2023.
  • 262 funds tracked by Wall St. Rank held Kosmos Energy as of Q1 2026.

Based on RhumbLine Advisers's 13F filing for Q1 2026, filed 12 May 2026.