Boston Partners
MTRX icon

Boston Partners’s Matrix Service MTRX Stock Holding History

Boston 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
Q1 		$605K Buy
52,707
+202
+0.4% +$2.41K ﹤0.01% 675
2025
Q4 		$614K Sell
52,505
-2,110
-4% -$26.5K ﹤0.01% 661
2025
Q3 		$714K Sell
54,615
-790,351
-94% -$11.2M ﹤0.01% 654
2025
Q2 		$11.4M Buy
844,966
+352,194
+71% +$4.25M 0.01% 395
2025
Q1 		$6.12M Buy
492,772
+437,222
+787% +$5.85M 0.01% 424
2024
Q4 		$665K Sell
55,550
-19,851
-26% -$243K ﹤0.01% 609
2024
Q3 		$869K Buy
75,401
+2,694
+4% +$26.8K ﹤0.01% 622
2024
Q2 		$722K Buy
72,707
+49,858
+218% +$570K ﹤0.01% 621
2024
Q1 		$298K Sell
22,849
-7,345
-24% -$82.4K ﹤0.01% 738
2023
Q4 		$295K Sell
30,194
-437,850
-94% -$4.76M ﹤0.01% 668
2023
Q3 		$5.52M Buy
468,044
+15,324
+3% +$116K 0.01% 407
2023
Q2 		$2.67M Buy
452,720
+6,647
+1% +$36.4K ﹤0.01% 457
2023
Q1 		$2.41M Sell
446,073
-45,727
-9% -$317K ﹤0.01% 448
2022
Q4 		$3.06M Buy
491,800
+118,162
+32% +$610K ﹤0.01% 413
2022
Q3 		$1.55M Sell
373,638
-25,884
-6% -$133K ﹤0.01% 469
2022
Q2 		$2.02M Sell
399,522
-10,137
-2% -$63.6K ﹤0.01% 442
2022
Q1 		$3.37M Sell
409,659
-45,986
-10% -$347K ﹤0.01% 416
2021
Q4 		$3.43M Buy
455,645
+301,714
+196% +$2.84M ﹤0.01% 405
2021
Q3 		$1.61M Sell
153,931
-14,352
-9% -$154K ﹤0.01% 475
2021
Q2 		$1.77M Sell
168,283
-72,051
-30% -$869K ﹤0.01% 471
2021
Q1 		$3.15M Sell
240,334
-26,175
-10% -$349K ﹤0.01% 427
2020
Q4 		$2.94M Buy
266,509
+20,939
+9% +$193K ﹤0.01% 390
2020
Q3 		$2.05M Buy
245,570
+66,423
+37% +$598K ﹤0.01% 420
2020
Q2 		$1.74M Sell
179,147
-22,899
-11% -$223K ﹤0.01% 442
2020
Q1 		$1.91M Buy
202,046
+80,233
+66% +$1.24M ﹤0.01% 427
2019
Q4 		$2.79M Sell
121,813
-18,319
-13% -$362K ﹤0.01% 431
2019
Q3 		$2.4M Sell
140,132
-435,187
-76% -$8.19M ﹤0.01% 461
2019
Q2 		$11.7M Buy
575,319
+81,004
+16% +$1.6M 0.02% 358
2019
Q1 		$9.68M Buy
+494,315
New +$10.1M 0.01% 380
2018
Q4 		– Sell
-263,950
Closed -$6.51M – 731
2018
Q3 		$6.51M Sell
263,950
-29,028
-10% -$614K 0.01% 419
2018
Q2 		$5.38M Sell
292,978
-71,992
-20% -$1.25M 0.01% 447
2018
Q1 		$5M Sell
364,970
-53,233
-13% -$876K 0.01% 476
2017
Q4 		$7.44M Sell
418,203
-87,140
-17% -$1.37M 0.01% 424
2017
Q3 		$7.68M Sell
505,343
-235,167
-32% -$2.68M 0.01% 429
2017
Q2 		$6.92M Buy
740,510
+179,480
+32% +$2.02M 0.01% 430
2017
Q1 		$9.26M Buy
561,030
+182,130
+48% +$3.42M 0.01% 406
2016
Q4 		$8.6M Sell
378,900
-75,200
-17% -$1.5M 0.01% 423
2016
Q3 		$8.52M Sell
454,100
-71,390
-14% -$1.25M 0.01% 416
2016
Q2 		$8.67M Buy
525,490
+190,440
+57% +$3.21M 0.01% 409
2016
Q1 		$5.93M Buy
335,050
+6,825
+2% +$123K 0.01% 442
2015
Q4 		$6.74M Sell
328,225
-2,975
-0.9% -$66.7K 0.01% 445
2015
Q3 		$7.44M Sell
331,200
-1,820
-0.5% -$36.9K 0.01% 425
2015
Q2 		$6.09M Buy
+333,020
New +$6.52M 0.01% 478

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

Boston Partners's MTRX Position: Q1 2026 in Review

Boston Partners increased its Matrix Service (MTRX) stake by 0.38% in Q1 2026, buying an estimated $2.41K and bringing the position to 52,707 shares worth $605K. The position accounts for ﹤0.01% of the portfolio, ranked #675.

Boston Partners first reported a position in MTRX in Q2 2015 and has held it in 43 quarters since. The position peaked at $11.7M in Q2 2019. 144 funds tracked by Wall St. Rank hold MTRX as of Q1 2026.

  • Boston Partners held 52,707 shares of Matrix Service worth $605K as of Q1 2026.
  • Boston Partners bought 202 Matrix Service shares in Q1 2026, an estimated $2.41K.
  • Matrix Service made up ﹤0.01% of Boston Partners's portfolio in Q1 2026, its #675 holding.
  • Boston Partners first reported a position in Matrix Service in Q2 2015 and has held it in 43 quarters since.
  • Boston Partners's Matrix Service position peaked at $11.7M in Q2 2019.
  • 144 funds tracked by Wall St. Rank held Matrix Service as of Q1 2026.

Based on Boston Partners's 13F filing for Q1 2026, filed 11 May 2026.