CHP
FIX icon

Castle Hook Partners’s Comfort Systems FIX Stock Holding History

Castle Hook Partners’s Portfolio FIX Stock Details FIX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$195M Sell
98,482
-110,424
-53% -$200M 0.89% 19
2026
Q1 		$288M Sell
208,906
-58,928
-22% -$74.8M 1.23% 6
2025
Q4 		$250M Sell
267,834
-11,098
-4% -$10.2M 1.04% 13
2025
Q3 		$230M Buy
+278,932
New +$189M 1.17% 15

Other funds holding FIX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Castle Hook Partners's FIX Position: Q2 2026 in Review

Castle Hook Partners reduced its Comfort Systems (FIX) stake by 53% in Q2 2026, selling an estimated $200M and leaving 98,482 shares worth $195M. The position accounts for 0.89% of the portfolio, ranked #19.

Castle Hook Partners first reported a position in FIX in Q3 2025 and has held it in 4 quarters since. The position peaked at $288M in Q1 2026. 1,348 funds tracked by Wall St. Rank hold FIX as of Q2 2026.

  • Castle Hook Partners held 98,482 shares of Comfort Systems worth $195M as of Q2 2026.
  • Castle Hook Partners sold 110,424 Comfort Systems shares in Q2 2026, an estimated $200M.
  • Comfort Systems made up 0.89% of Castle Hook Partners's portfolio in Q2 2026, its #19 holding.
  • Castle Hook Partners first reported a position in Comfort Systems in Q3 2025 and has held it in 4 quarters since.
  • Castle Hook Partners's Comfort Systems position peaked at $288M in Q1 2026.
  • 1,348 funds tracked by Wall St. Rank held Comfort Systems as of Q2 2026.

Based on Castle Hook Partners's 13F filing for Q2 2026, filed 14 Aug 2026.