RS
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R Squared’s Kosmos Energy KOS Stock Holding History

R Squared’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 		$53.8K Buy
19,365
+2,170
+13% +$4.08K 0.03% 415
2025
Q4 		$15.6K Buy
+17,195
New +$22.7K 0.01% 502
2025
Q3 		– Sell
-10,363
Closed -$17.8K – 640
2025
Q2 		$17.8K Buy
+10,363
New +$18.8K 0.01% 446

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

R Squared's KOS Position: Q1 2026 in Review

R Squared increased its Kosmos Energy (KOS) stake by 13% in Q1 2026, buying an estimated $4.08K and bringing the position to 19,365 shares worth $53.8K. The position accounts for 0.03% of the portfolio, ranked #415.

R Squared first reported a position in KOS in Q2 2025 and has held it in 3 quarters since. 262 funds tracked by Wall St. Rank hold KOS as of Q1 2026.

  • R Squared held 19,365 shares of Kosmos Energy worth $53.8K as of Q1 2026.
  • R Squared bought 2,170 Kosmos Energy shares in Q1 2026, an estimated $4.08K.
  • Kosmos Energy made up 0.03% of R Squared's portfolio in Q1 2026, its #415 holding.
  • R Squared first reported a position in Kosmos Energy in Q2 2025 and has held it in 3 quarters since.
  • 262 funds tracked by Wall St. Rank held Kosmos Energy as of Q1 2026.

Based on R Squared's 13F filing for Q1 2026, filed 29 Apr 2026.