Group One Trading
MTRX icon

Group One Trading’s Matrix Service MTRX Stock Holding History

Group One Trading’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
2025
Q4 		– Sell
-400
Closed -$5.23K – 8795
2025
Q3 		$5.23K Buy
+400
New +$5.68K ﹤0.01% 7518
2021
Q4 		– Sell
-100
Closed -$1K – 8619
2021
Q3 		$1K Hold
100
– – ﹤0.01% 8027
2021
Q2 		$1K Buy
+100
New +$1.21K ﹤0.01% 8016
2015
Q3 		– Sell
-10,000
Closed -$183K – 5055
2015
Q2 		$183K Hold
10,000
– – ﹤0.01% 2584
2015
Q1 		$176K Buy
+10,000
New +$188K ﹤0.01% 2473
2014
Q4 		– Sell
-11,000
Closed -$265K – 5128
2014
Q3 		$265K Buy
+11,000
New +$305K ﹤0.01% 2155

Other funds holding MTRX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
NIM
Needham Investment Management New York $1.96B AUM 101.23% 1-Year Est. Return
GJL
Gendell Jeffrey L $7.34B AUM 183.72% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
WCM
Westerly Capital Management San Francisco, California $368M AUM 42.67% 1-Year Est. Return
HP
Harvey Partners Tarrytown, New York $1.26B AUM 64.44% 1-Year Est. Return
First Eagle Investment Management
First Eagle Investment Management New York $59B AUM 32.99% 1-Year Est. Return
ACM
Azarias Capital Management Berwyn, Pennsylvania $230M AUM 39.35% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Group One Trading's MTRX Position: Q4 2025 in Review

Group One Trading sold out of Matrix Service (MTRX) in Q4 2025, closing a stake of 320 shares — an estimated $4.02K sold.

Group One Trading first reported a position in MTRX in Q4 2013 and held it in 22 quarters. The position peaked at $192K in Q1 2024. 144 funds tracked by Wall St. Rank hold MTRX as of Q4 2025.

  • Group One Trading reported no remaining Matrix Service position as of Q4 2025 after selling out during the quarter.
  • Group One Trading sold 320 Matrix Service shares in Q4 2025, an estimated $4.02K.
  • Group One Trading first reported a position in Matrix Service in Q4 2013 and held it in 22 quarters.
  • Group One Trading's Matrix Service position peaked at $192K in Q1 2024.
  • 144 funds tracked by Wall St. Rank held Matrix Service as of Q4 2025.

Based on Group One Trading's 13F filing for Q4 2025, filed 12 Feb 2026.