PEAK6
KOS icon

PEAK6’s Kosmos Energy KOS Stock Holding History

PEAK6’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
2025
Q3 		– Sell
-325,300
Closed -$560K – 3220
2025
Q2 		$560K Sell
325,300
-37,700
-10% -$68.3K ﹤0.01% 2070
2025
Q1 		$828K Buy
+363,000
New +$1.07M ﹤0.01% 1853

Other funds holding KOS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 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

PEAK6's KOS Position: Q2 2026 in Review

PEAK6 increased its Kosmos Energy (KOS) stake by 243% in Q2 2026, buying an estimated $661K and bringing the position to 335,034 shares worth $707K. The position accounts for ﹤0.01% of the portfolio, ranked #1834.

PEAK6 first reported a position in KOS in Q1 2025 and has held it in 4 quarters since. 268 funds tracked by Wall St. Rank hold KOS as of Q2 2026.

  • PEAK6 held 335,034 shares of Kosmos Energy worth $707K as of Q2 2026.
  • PEAK6 bought 237,389 Kosmos Energy shares in Q2 2026, an estimated $661K.
  • Kosmos Energy made up ﹤0.01% of PEAK6's portfolio in Q2 2026, its #1834 holding.
  • PEAK6 first reported a position in Kosmos Energy in Q1 2025 and has held it in 4 quarters since.
  • 268 funds tracked by Wall St. Rank held Kosmos Energy as of Q2 2026.

Based on PEAK6's 13F filing for Q2 2026, filed 13 Aug 2026.