Marshall Wace
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Marshall Wace’s Comfort Systems FIX Stock Holding History

Marshall Wace’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
2025
Q1 		– Sell
-31,600
Closed -$13.4M – 2769
2024
Q4 		$13.4M Buy
+31,600
New +$13.9M 0.02% 690

Other funds holding FIX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return

Marshall Wace's FIX Position: Q1 2026 in Review

Marshall Wace opened a new position in Comfort Systems (FIX) in Q1 2026: 2,079 shares worth $2.87M. The stake represents ﹤0.01% of the portfolio and ranks #1592 among its holdings. This is a return to the name: Marshall Wace previously reported a position in FIX as recently as Q1 2025.

Marshall Wace first reported a position in FIX in Q2 2015 and has held it in 10 quarters since. The position peaked at $16.5M in Q1 2025. 1,195 funds tracked by Wall St. Rank hold FIX as of Q1 2026.

  • Marshall Wace held 2,079 shares of Comfort Systems worth $2.87M as of Q1 2026.
  • Comfort Systems was a new Marshall Wace position in Q1 2026.
  • Comfort Systems made up ﹤0.01% of Marshall Wace's portfolio in Q1 2026, its #1592 holding.
  • Marshall Wace first reported a position in Comfort Systems in Q2 2015 and has held it in 10 quarters since.
  • Marshall Wace's Comfort Systems position peaked at $16.5M in Q1 2025.
  • 1,195 funds tracked by Wall St. Rank held Comfort Systems as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.