Matrix ServiceMTRX
13F holders, Q1 2026 (March 31)144holders
17new positions
17sold out
6famous investors
$11.48avg. 13F price*
At the end of Q1 2026, 144 institutions reported holding Matrix Service Co. (MTRX) in their 13F filings, unchanged from Q4 2025. 17 opened new positions and 17 sold out. The largest holders were BlackRock, Inc. ($23.1M), Needham Investment Management LLC ($16.5M) and Gendell Jeffrey L ($14.1M). 6 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), Israel Englander (0.0% of Millennium Management's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Matrix Service Co.
- CUSIP
- 576853105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 17 | $3.3M |
| Exits | 17 | $8.8M |
All 13F filers, Q4 2025 → Q1 2026: 3,333,515 shares bought and 3,535,266 shares sold, net −201,751 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 144 holders
| BlackRock, Inc. | 0.00% | Reduce -45.4% | 2,014,217 | $23.1M |
| Needham Investment Management LLC | 0.84% | No change | 1,435,000 | $16.5M |
| Gendell Jeffrey L | 0.19% | Add +16.4% | 1,231,307 | $14.1M |
| Vanguard Capital Management LLC | 0.00% | — | 1,196,787 | $13.7M |
| American Century Companies Inc. | 0.01% | Add +11.1% | 981,639 | $11.3M |
| Westerly Capital Management, LLC | 3.41% | Reduce -2.3% | 965,000 | $11.1M |
| Harvey Partners, LLC | 0.84% | Add +6.1% | 905,000 | $10.4M |
| First Eagle Investment Management, LLC | 0.02% | Add +32.9% | 850,809 | $9.8M |
| Azarias Capital Management, L.P. | 4.20% | Add +11.8% | 817,021 | $9.4M |
| Geode Capital Management, LLC | 0.00% | Add +2.6% | 685,373 | $7.9M |
| Dimensional Fund Advisors LP | 0.00% | Reduce -0.7% | 663,939 | $7.6M |
| Two Sigma Investments, LP | 0.01% | Add +217.7% | 637,691 | $7.3M |
| State Street Corp. | 0.00% | Add +2.3% | 545,485 | $6.3M |
| First Wilshire Securities Management Inc. | 1.35% | Reduce -14.7% | 522,838 | $6.0M |
| AQR Capital Management | 0.00% | Add +36.6% | 498,941 | $5.7M |
| Millennium Management | 0.00% | Reduce -2.1% | 476,411 | $5.5M |
| Acadian Asset Management LLC | 0.01% | Add +59.9% | 476,089 | $5.5M |
| Citadel Advisors | 0.00% | Add +106.7% | 472,047 | $5.4M |
| Bank of New York Mellon Corp | 0.00% | Reduce -5.4% | 466,897 | $5.4M |
| CenterBook Partners LP | 0.27% | Reduce -32.0% | 431,425 | $5.0M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.01% | Reduce -6.1% | 363,108 | $4.2M |
| Russell Investments Group, Ltd. | 0.00% | Reduce -9.0% | 356,785 | $4.1M |
| Jacobs Levy Equity Management, Inc. | 0.02% | Add +7.6% | 350,987 | $4.0M |
| Marshall Wace, LLP | 0.00% | Add +895.5% | 313,296 | $3.6M |
| Jane Street Group, LLC | 0.00% | Add +185.7% | 313,175 | $3.6M |
| Congruence Capital, LLC | 1.17% | Add +226.3% | 304,145 | $3.5M |
| Morgan Stanley | 0.00% | Add +4.3% | 302,698 | $3.5M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -5.2% | 272,390 | $3.1M |
| JPMorgan Chase & Co. | 0.00% | Add +5.7% | 275,307 | $3.1M |
| De Lisle Partners LLP | 0.35% | Add +0.3% | 258,790 | $3.0M |
| Renaissance Technologies | 0.00% | Add +2.1% | 255,800 | $2.9M |
| Northern Trust Corp. | 0.00% | Add +6.3% | 240,552 | $2.8M |
| Qube Research & Technologies Ltd | 0.00% | Reduce -2.2% | 220,576 | $2.5M |
| Algert Global LLC | 0.03% | Add +5.3% | 192,525 | $2.2M |
| Vanguard Portfolio Management LLC | 0.00% | — | 188,161 | $2.2M |
| Gsa Capital Partners LLP | 0.13% | Reduce -12.6% | 185,534 | $2.1M |
| Vanguard Fiduciary Trust Co. | 0.00% | — | 181,338 | $2.1M |
| BNP Paribas Financial Markets | 0.00% | Add +66.9% | 171,592 | $2.0M |
| Country Trust Bank | 0.04% | Add +24.6% | 165,237 | $1.9M |
| Panagora Asset Management Inc. | 0.01% | Add +6.8% | 156,268 | $1.8M |
| Arrowstreet Capital, Limited Partnership | 0.00% | Reduce -64.5% | 143,817 | $1.7M |
| Prescott Group Capital Management, L.L.C. | 0.14% | Add +36.5% | 123,392 | $1.4M |
| Victory Capital Management Inc. | 0.00% | Add +10.4% | 120,951 | $1.4M |
| Alliancebernstein L.P. | 0.00% | Reduce -3.8% | 113,740 | $1.3M |
| Money Concepts Capital Corp. | 0.07% | Reduce -0.3% | 104,249 | $1.2M |
| Royal Bank of Canada | 0.00% | Add +249.0% | 100,697 | $1.2M |
| HRT Financial LP | 0.00% | New | 96,316 | $1.1M |
| Cary Street Partners Financial LLC | 0.03% | Add +26.6% | 94,040 | $1.1M |
| Allspring Global Investments Holdings, LLC | 0.00% | Add +427.9% | 81,919 | $963K |
| Jump Financial, LLC | 0.01% | Add +43.4% | 78,600 | $902K |
| Charles Schwab Investment Management Inc. | 0.00% | Reduce -9.8% | 70,788 | $813K |
| D. E. Shaw & Co. | 0.00% | Reduce -30.7% | 69,541 | $798K |
| XTX Topco Ltd | 0.01% | Add +41.7% | 69,145 | $794K |
| Ameriprise Financial Inc. | 0.00% | Reduce -9.9% | 67,170 | $771K |
| ExodusPoint Capital Management, LP | 0.01% | Add +135.9% | 63,717 | $731K |
| T. Rowe Price Associates Inc. | 0.00% | Add +18.8% | 63,191 | $726K |
| Martingale Asset Management L P | 0.02% | Reduce -30.0% | 57,505 | $660K |
| Pacific Ridge Capital Partners, LLC | 0.14% | Add +45.8% | 54,402 | $625K |
| STRS Ohio | 0.00% | Add +15.3% | 54,200 | $622K |
| Squarepoint Ops LLC | 0.00% | Add +356.1% | 52,764 | $606K |
| Boston Partners | 0.00% | Add +0.4% | 52,707 | $605K |
| Invesco Ltd. | 0.00% | Reduce -0.3% | 51,771 | $594K |
| Financial Plan, Inc. | 0.06% | No change | 47,615 | $547K |
| WINTON GROUP Ltd | 0.02% | Reduce -49.9% | 43,029 | $494K |
| Bank of America Corp. | 0.00% | Add +69.9% | 42,223 | $485K |
| Nuveen, LLC | 0.00% | Reduce -27.9% | 41,516 | $477K |
| EntryPoint Capital, LLC | 0.13% | Add +53.0% | 38,821 | $446K |
| Man Group plc | 0.00% | Reduce -30.6% | 38,821 | $446K |
| Voya Investment Management LLC | 0.00% | Reduce -0.6% | 38,723 | $445K |
| Public Employees Retirement System of Ohio | 0.00% | Add +31.5% | 36,109 | $415K |
| Quantbot Technologies LP | 0.02% | Add +813.5% | 35,965 | $413K |
| Bridgeway Capital Management, LLC | 0.01% | Add +41.7% | 34,000 | $390K |
| Rhumbline Advisers | 0.00% | Reduce -0.3% | 33,608 | $386K |
| Dynamic Technology Lab Private Ltd | 0.06% | New | 33,602 | $386K |
| Bridge City Capital, LLC | 0.10% | Add +41.0% | 31,000 | $356K |
| Brevan Howard Capital Management LP | 0.00% | Add +138.7% | 30,072 | $345K |
| UBS Group AG | 0.00% | Reduce -17.1% | 29,422 | $338K |
| Wells Fargo & Company | 0.00% | Reduce -42.4% | 27,222 | $313K |
| Assenagon Asset Management S.A. | 0.00% | No change | 26,618 | $306K |
| Barclays PLC | 0.00% | Reduce -58.6% | 26,214 | $301K |
| Susquehanna Fundamental Investments, LLC | 0.01% | Reduce -36.8% | 25,591 | $294K |
| Bailard, Inc. | 0.01% | New | 24,700 | $284K |
| Deutsche Bank AG | 0.00% | Add +17.2% | 24,410 | $280K |
| Walleye Capital LLC | 0.00% | New | 24,124 | $277K |
| Aquatic Capital Management LLC | 0.01% | Add +177.1% | 23,024 | $264K |
| Point72 Asset Management | 0.00% | Reduce -80.8% | 22,262 | $256K |
| Verus Capital Partners, LLC | 0.02% | Add +81.7% | 20,900 | $240K |
| Quadrature Capital Ltd | 0.00% | New | 20,730 | $238K |
| Osaic Holdings, Inc. | 0.00% | Reduce -8.5% | 20,535 | $236K |
| Creative Planning | 0.00% | Reduce -28.6% | 20,311 | $233K |
| Ieq Capital, LLC | 0.00% | New | 19,474 | $224K |
| Occudo Quantitative Strategies LP | 0.01% | Add +7.2% | 16,224 | $219K |
| Susquehanna International Group, LLP | 0.00% | New | 18,054 | $207K |
| Saturna Capital Corp. | 0.00% | No change | 17,606 | $202K |
| Citigroup Inc. | 0.00% | Add +40.3% | 16,054 | $184K |
| Kettle Hill Capital Management, LLC | 0.04% | New | 15,005 | $172K |
| Greenhaven Road Investment Management, L.P. | 0.11% | No change | 13,969 | $160K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +2.4% | 12,895 | $148K |
| Axq Capital, LP | 0.02% | New | 12,364 | $142K |
| Vanguard Global Advisers, LLC | 0.00% | — | 11,620 | $133K |
"% of holder's portfolio" is MTRX's weight in each manager's 13F, not the share of Matrix Service Co. the manager owns.