Group One Trading
FIX icon

Group One Trading’s Comfort Systems FIX Stock Holding History

Group One Trading’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 		$198K Sell
100
-400
-80% -$726K ﹤0.01% 4295
2026
Q1 		$689K Buy
+500
New +$635K ﹤0.01% 3039
2025
Q4 		– Sell
-8,500
Closed -$7.01M – 8447
2025
Q3 		$7.01M Buy
8,500
+1,000
+13% +$678K 0.01% 1189
2025
Q2 		$4.02M Buy
+7,500
New +$3.27M 0.01% 1498
2024
Q2 		– Sell
-200
Closed -$63.5K – 6959
2024
Q1 		$63.5K Buy
+200
New +$51.1K ﹤0.01% 4513

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

Group One Trading's FIX Position: Q2 2026 in Review

Group One Trading increased its Comfort Systems (FIX) stake by 553% in Q2 2026, buying an estimated $472K and bringing the position to 307 shares worth $608K. The position accounts for ﹤0.01% of the portfolio, ranked #3313.

Group One Trading first reported a position in FIX in Q3 2022 and has held it in 4 quarters since. 1,351 funds tracked by Wall St. Rank hold FIX as of Q2 2026.

  • Group One Trading held 307 shares of Comfort Systems worth $608K as of Q2 2026.
  • Group One Trading bought 260 Comfort Systems shares in Q2 2026, an estimated $472K.
  • Comfort Systems made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #3313 holding.
  • Group One Trading first reported a position in Comfort Systems in Q3 2022 and has held it in 4 quarters since.
  • 1,351 funds tracked by Wall St. Rank held Comfort Systems as of Q2 2026.

Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.