Rafferty Asset Management
KOS icon

Rafferty Asset Management’s Kosmos Energy KOS Stock Holding History

Rafferty Asset Management’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
Q1 		$3.75M Buy
1,347,730
+536,724
+66% +$1.01M 0.02% 478
2025
Q4 		$736K Buy
811,006
+72,200
+10% +$95.2K ﹤0.01% 843
2025
Q3 		$1.23M Buy
738,806
+212,970
+41% +$398K ﹤0.01% 749
2025
Q2 		$904K Sell
525,836
-289,499
-36% -$524K ﹤0.01% 782
2025
Q1 		$1.86M Sell
815,335
-59,890
-7% -$177K 0.01% 598
2024
Q4 		$2.99M Buy
875,225
+193,558
+28% +$736K 0.01% 525
2024
Q3 		$2.75M Buy
681,667
+56,291
+9% +$274K 0.01% 562
2024
Q2 		$3.46M Sell
625,376
-19,583
-3% -$114K 0.01% 494
2024
Q1 		$3.84M Sell
644,959
-53,448
-8% -$321K 0.01% 525
2023
Q4 		$4.69M Buy
698,407
+97,357
+16% +$681K 0.02% 455
2023
Q3 		$4.92M Sell
601,050
-135,237
-18% -$958K 0.03% 390
2023
Q2 		$4.41M Sell
736,287
-257,900
-26% -$1.68M 0.02% 443
2023
Q1 		$7.4M Sell
994,187
-365,602
-27% -$2.68M 0.05% 271
2022
Q4 		$8.65M Buy
1,359,789
+110,539
+9% +$690K 0.07% 228
2022
Q3 		$6.46M Sell
1,249,250
-314,719
-20% -$1.91M 0.07% 257
2022
Q2 		$9.68M Buy
1,563,969
+205,630
+15% +$1.48M 0.09% 139
2022
Q1 		$9.77M Sell
1,358,339
-278,678
-17% -$1.42M 0.06% 198
2021
Q4 		$5.66M Buy
1,637,017
+599,461
+58% +$2.15M 0.03% 335
2021
Q3 		$3.07M Buy
1,037,556
+167,651
+19% +$409K 0.02% 466
2021
Q2 		$3.01M Buy
+869,905
New +$2.7M 0.02% 499
2020
Q2 		– Sell
-50,324
Closed -$45K – 982
2020
Q1 		$45K Sell
50,324
-263,363
-84% -$1.05M ﹤0.01% 577
2019
Q4 		$1.79M Buy
313,687
+36,243
+13% +$219K 0.03% 426
2019
Q3 		$1.73M Sell
277,444
-79,898
-22% -$491K 0.03% 426
2019
Q2 		$2.24M Buy
357,342
+163,996
+85% +$1.05M 0.04% 375
2019
Q1 		$1.21M Buy
+193,346
New +$1.07M 0.02% 515

Other funds holding KOS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
EPIM
Equinox Partners Investment Management Stamford, Connecticut $245M AUM 225.58% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Hotchkis & Wiley Capital Management
Hotchkis & Wiley Capital Management Los Angeles, California $32.4B AUM 17.21% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Grantham, Mayo, Van Otterloo & Co (GMO)
Grantham, Mayo, Van Otterloo & Co (GMO) Boston, Massachusetts $39.1B AUM 28.69% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Rafferty Asset Management's KOS Position: Q1 2026 in Review

Rafferty Asset Management increased its Kosmos Energy (KOS) stake by 66% in Q1 2026, buying an estimated $1.01M and bringing the position to 1,347,730 shares worth $3.75M. The position accounts for 0.02% of the portfolio, ranked #478.

Rafferty Asset Management first reported a position in KOS in Q1 2019 and has held it in 25 quarters since. The position peaked at $9.77M in Q1 2022. 262 funds tracked by Wall St. Rank hold KOS as of Q1 2026.

  • Rafferty Asset Management held 1,347,730 shares of Kosmos Energy worth $3.75M as of Q1 2026.
  • Rafferty Asset Management bought 536,724 Kosmos Energy shares in Q1 2026, an estimated $1.01M.
  • Kosmos Energy made up 0.02% of Rafferty Asset Management's portfolio in Q1 2026, its #478 holding.
  • Rafferty Asset Management first reported a position in Kosmos Energy in Q1 2019 and has held it in 25 quarters since.
  • Rafferty Asset Management's Kosmos Energy position peaked at $9.77M in Q1 2022.
  • 262 funds tracked by Wall St. Rank held Kosmos Energy as of Q1 2026.

Based on Rafferty Asset Management's 13F filing for Q1 2026, filed 15 May 2026.