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 New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Marshall Wace's FIX Position: Q2 2026 in Review

Marshall Wace sold out of Comfort Systems (FIX) in Q2 2026, closing a stake of 2,079 shares — an estimated $2.87M sold.

Marshall Wace first reported a position in FIX in Q2 2015 and held it in 10 quarters. The position peaked at $16.5M in Q1 2025. 1,353 funds tracked by Wall St. Rank hold FIX as of Q2 2026.

Marshall Wace reported no remaining Comfort Systems position as of Q2 2026 after selling out during the quarter.
Marshall Wace sold 2,079 Comfort Systems shares in Q2 2026, an estimated $2.87M.
Marshall Wace first reported a position in Comfort Systems in Q2 2015 and held it in 10 quarters.
Marshall Wace's Comfort Systems position peaked at $16.5M in Q1 2025.
1,353 funds tracked by Wall St. Rank held Comfort Systems as of Q2 2026.

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