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CenterBook Partners’s Comfort Systems FIX Stock Holding History

CenterBook 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 		$6.07M Buy
3,061
+2,231
+269% +$4.05M 0.3% 87
2026
Q1 		$1.14M Buy
+830
New +$1.05M 0.06% 332
2025
Q3 		– Sell
-882
Closed -$473K – 588
2025
Q2 		$473K Sell
882
-3,007
-77% -$1.31M 0.03% 444
2025
Q1 		$1.25M Sell
3,889
-1,120
-22% -$452K 0.08% 279
2024
Q4 		$2.12M Buy
+5,009
New +$2.2M 0.13% 198

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

CenterBook Partners's FIX Position: Q2 2026 in Review

CenterBook Partners increased its Comfort Systems (FIX) stake by 269% in Q2 2026, buying an estimated $4.05M and bringing the position to 3,061 shares worth $6.07M. The position accounts for 0.3% of the portfolio, ranked #87.

CenterBook Partners first reported a position in FIX in Q4 2024 and has held it in 5 quarters since. 1,350 funds tracked by Wall St. Rank hold FIX as of Q2 2026.

  • CenterBook Partners held 3,061 shares of Comfort Systems worth $6.07M as of Q2 2026.
  • CenterBook Partners bought 2,231 Comfort Systems shares in Q2 2026, an estimated $4.05M.
  • Comfort Systems made up 0.3% of CenterBook Partners's portfolio in Q2 2026, its #87 holding.
  • CenterBook Partners first reported a position in Comfort Systems in Q4 2024 and has held it in 5 quarters since.
  • 1,350 funds tracked by Wall St. Rank held Comfort Systems as of Q2 2026.

Based on CenterBook Partners's 13F filing for Q2 2026, filed 11 Aug 2026.