Arrowstreet Capital
KOS icon

Arrowstreet Capital’s Kosmos Energy KOS Stock Holding History

Arrowstreet Capital’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 		– Sell
-1,729,874
Closed -$4.81M – 2028
2026
Q1 		$4.81M Buy
+1,729,874
New +$3.25M ﹤0.01% 1172
2022
Q3 		– Sell
-151,544
Closed -$938K – 1375
2022
Q2 		$938K Buy
+151,544
New +$1.09M ﹤0.01% 951
2021
Q2 		– Sell
-540,600
Closed -$1.66M – 2069
2021
Q1 		$1.66M Buy
+540,600
New +$1.58M ﹤0.01% 1624
2020
Q3 		– Sell
-379,200
Closed -$629K – 2422
2020
Q2 		$629K Buy
379,200
+67,844
+22% +$109K ﹤0.01% 1910
2020
Q1 		$279K Sell
311,356
-216,644
-41% -$861K ﹤0.01% 1662
2019
Q4 		$3.01M Buy
+528,000
New +$3.19M 0.01% 1005
2018
Q2 		– Sell
-383,013
Closed -$2.41M – 1208
2018
Q1 		$2.41M Sell
383,013
-580,552
-60% -$3.64M 0.01% 717
2017
Q4 		$6.6M Buy
+963,565
New +$7.34M 0.02% 549
2016
Q4 		– Sell
-236,975
Closed -$1.52M – 2123
2016
Q3 		$1.52M Buy
236,975
+68,680
+41% +$401K 0.01% 981
2016
Q2 		$917K Buy
+168,295
New +$951K ﹤0.01% 1036
2014
Q4 		– Sell
-564,809
Closed -$5.63M – 1288
2014
Q3 		$5.63M Buy
564,809
+391,527
+226% +$3.92M 0.03% 380
2014
Q2 		$1.95M Buy
+173,282
New +$1.85M 0.01% 593

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

Arrowstreet Capital's KOS Position: Q2 2026 in Review

Arrowstreet Capital sold out of Kosmos Energy (KOS) in Q2 2026, closing a stake of 1,729,874 shares — an estimated $4.81M sold.

Arrowstreet Capital first reported a position in KOS in Q2 2014 and held it in 12 quarters. The position peaked at $6.6M in Q4 2017. 268 funds tracked by Wall St. Rank hold KOS as of Q2 2026.

  • Arrowstreet Capital reported no remaining Kosmos Energy position as of Q2 2026 after selling out during the quarter.
  • Arrowstreet Capital sold 1,729,874 Kosmos Energy shares in Q2 2026, an estimated $4.81M.
  • Arrowstreet Capital first reported a position in Kosmos Energy in Q2 2014 and held it in 12 quarters.
  • Arrowstreet Capital's Kosmos Energy position peaked at $6.6M in Q4 2017.
  • 268 funds tracked by Wall St. Rank held Kosmos Energy as of Q2 2026.

Based on Arrowstreet Capital's 13F filing for Q2 2026, filed 13 Aug 2026.