CenterBook Partners’s Matrix Service MTRX Stock Holding History

CenterBook Partners’s Portfolio MTRX Stock Details MTRX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q3	–	Sell	-154,058	Closed	-$2.11M	–	980
2026 Q2	$2.11M	Sell	154,058 -277,367	-64%	-$3.57M	0.1%	222
2026 Q1	$4.95M	Sell	431,425 -202,621	-32%	-$2.41M	0.27%	104
2025 Q4	$7.42M	Buy	634,046 +226,325	+56%	+$2.84M	0.36%	67
2025 Q3	$5.33M	Buy	407,721 +183,288	+82%	+$2.6M	0.26%	100
2025 Q2	$3.03M	Sell	224,433 -312,014	-58%	-$3.77M	0.17%	159
2025 Q1	$6.67M	Buy	536,447 +476,148	+790%	+$6.37M	0.42%	62
2024 Q4	$722K	Buy	+60,299	New	+$739K	0.04%	375

Other funds holding MTRX

BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return

American Century Companies Kansas City, Missouri $229B AUM 33.35% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM

First Eagle Investment Management New York $63.7B AUM 20.33% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return

Marshall Wace London, United Kingdom $114B AUM 35.47% 1-Year Est. Return

Qube Research & Technologies (QRT) London, United Kingdom $123B AUM 30.05% 1-Year Est. Return

State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $85.7B AUM 51.02% 1-Year Est. Return

CenterBook Partners's MTRX Position: Q3 2026 in Review

CenterBook Partners sold out of Matrix Service (MTRX) in Q3 2026, closing a stake of 154,058 shares — an estimated $2.11M sold.

CenterBook Partners first reported a position in MTRX in Q4 2024 and held it in 7 quarters. The position peaked at $7.42M in Q4 2025. 97 funds tracked by Wall St. Rank hold MTRX as of Q3 2026.

CenterBook Partners reported no remaining Matrix Service position as of Q3 2026 after selling out during the quarter.
CenterBook Partners sold 154,058 Matrix Service shares in Q3 2026, an estimated $2.11M.
CenterBook Partners first reported a position in Matrix Service in Q4 2024 and held it in 7 quarters.
CenterBook Partners's Matrix Service position peaked at $7.42M in Q4 2025.
97 funds tracked by Wall St. Rank held Matrix Service as of Q3 2026.

Based on CenterBook Partners's 13F filing for Q3 2026, filed 2 Nov 2026.