Matrix ServiceMTRX
13F holders, Q3 2025 (September 30)143holders +19
30new positions
12sold out
5famous investors
$13.08avg. 13F price*
At the end of Q3 2025, 143 institutions reported holding Matrix Service Co. (MTRX) in their 13F filings, up 19 from Q2 2025. 30 opened new positions and 12 sold out. The largest holders were BlackRock, Inc. ($43.2M), Vanguard Group Inc. ($19.9M) and Needham Investment Management LLC ($18.8M). 5 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Cliff Asness (0.0% of AQR Capital Management's portfolio).
- Company
- Matrix Service Co.
- CUSIP
- 576853105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 30 | $10.5M |
| Exits | 12 | $18.5M |
All 13F filers, Q2 2025 → Q3 2025: 3,366,491 shares bought and 3,649,587 shares sold, net −283,096 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 143 holders
| BlackRock, Inc. | 0.00% | Add +0.9% | 3,304,511 | $43.2M |
| Vanguard Group Inc. | 0.00% | Add +4.2% | 1,522,943 | $19.9M |
| Needham Investment Management LLC | 1.31% | Add +1.1% | 1,435,000 | $18.8M |
| Westerly Capital Management, LLC | 4.56% | Add +34.1% | 1,100,000 | $14.4M |
| Gendell Jeffrey L | 0.23% | Add +54.0% | 946,474 | $12.4M |
| Harvey Partners, LLC | 1.01% | Reduce -30.2% | 852,381 | $11.1M |
| Dimensional Fund Advisors LP | 0.00% | Reduce -9.3% | 810,713 | $10.6M |
| American Century Companies Inc. | 0.01% | Add +17.5% | 788,921 | $10.3M |
| First Wilshire Securities Management Inc. | 2.41% | Reduce -23.1% | 692,877 | $9.1M |
| Geode Capital Management, LLC | 0.00% | Add +3.9% | 644,612 | $8.4M |
| Azarias Capital Management, L.P. | 3.29% | Add +1.1% | 634,843 | $8.3M |
| Millennium Management | 0.01% | Add +46.5% | 630,396 | $8.2M |
| First Eagle Investment Management, LLC | 0.01% | Add +14.3% | 581,874 | $7.6M |
| Royce & Associates LP | 0.07% | Reduce -22.1% | 550,782 | $7.2M |
| State Street Corp. | 0.00% | Reduce -2.4% | 530,968 | $6.9M |
| Bank of New York Mellon Corp | 0.00% | Add +13.1% | 528,859 | $6.9M |
| CenterBook Partners LP | 0.26% | Add +81.7% | 407,721 | $5.3M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.01% | Add +19.4% | 341,669 | $4.5M |
| Russell Investments Group, Ltd. | 0.00% | Add +0.0% | 327,733 | $4.3M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -5.1% | 315,680 | $4.1M |
| JPMorgan Chase & Co. | 0.00% | Add +44.1% | 306,848 | $4.0M |
| AQR Capital Management | 0.00% | Add +3.2% | 306,700 | $4.0M |
| Acadian Asset Management LLC | 0.01% | Add +5.4% | 295,438 | $3.9M |
| Jacobs Levy Equity Management, Inc. | 0.02% | Reduce -5.7% | 292,211 | $3.8M |
| Morgan Stanley | 0.00% | Add +43.2% | 291,852 | $3.8M |
| De Lisle Partners LLP | 0.41% | Add +8.4% | 257,935 | $3.4M |
| Renaissance Technologies | 0.00% | Add +4.9% | 244,600 | $3.2M |
| Northern Trust Corp. | 0.00% | Add +1.4% | 243,719 | $3.2M |
| AYAL Capital Advisors Ltd | 1.70% | New | 225,000 | $2.9M |
| Oberweis Asset Management Inc./ | 0.11% | No change | 221,075 | $2.9M |
| Qube Research & Technologies Ltd | 0.00% | Add +88.3% | 218,738 | $2.9M |
| Essex Investment Management Co. LLC | 0.43% | Add +3.5% | 212,743 | $2.8M |
| Stanley-Laman Group, Ltd. | 0.39% | Reduce -3.4% | 211,280 | $2.8M |
| Arrowstreet Capital, Limited Partnership | 0.00% | Add +653.7% | 177,321 | $2.3M |
| Jane Street Group, LLC | 0.00% | Add +743.6% | 158,776 | $2.1M |
| Panagora Asset Management Inc. | 0.01% | Add +5.8% | 158,413 | $2.1M |
| 1492 Capital Management LLC | 0.83% | Reduce -0.1% | 156,391 | $2.0M |
| Trexquant Investment LP | 0.02% | Add +56.8% | 134,106 | $1.8M |
| Money Concepts Capital Corp. | 0.08% | Reduce -0.4% | 104,647 | $1.4M |
| Cubist Systematic Strategies, LLC | 0.02% | Add +133.2% | 102,523 | $1.3M |
| Hudson Bay Capital Management LP | 0.01% | New | 100,000 | $1.3M |
| Algert Global LLC | 0.02% | Add +704.5% | 95,829 | $1.3M |
| Bank of America Corp. | 0.00% | Reduce -61.2% | 91,970 | $1.2M |
| Fortress Investment Group LLC | 0.16% | New | 88,854 | $1.2M |
| Alliancebernstein L.P. | 0.00% | Add +478.1% | 86,420 | $1.1M |
| Martingale Asset Management L P | 0.03% | Reduce -10.7% | 83,212 | $1.1M |
| WINTON GROUP Ltd | 0.04% | Add +32.6% | 81,786 | $1.1M |
| Los Angeles Capital Management LLC | 0.00% | Add +167.6% | 81,666 | $1.1M |
| Charles Schwab Investment Management Inc. | 0.00% | Reduce -3.4% | 75,721 | $990K |
| Cary Street Partners Financial LLC | 0.02% | Reduce -6.6% | 71,333 | $933K |
| Prudential Financial Inc. | 0.00% | Reduce -72.0% | 69,517 | $909K |
| Victory Capital Management Inc. | 0.00% | Reduce -1.2% | 68,000 | $889K |
| Legato Capital Management LLC | 0.09% | No change | 61,015 | $798K |
| Ameriprise Financial Inc. | 0.00% | Reduce -46.3% | 60,482 | $791K |
| Invesco Ltd. | 0.00% | Reduce -20.0% | 56,542 | $740K |
| Boston Partners | 0.00% | Reduce -93.5% | 54,615 | $714K |
| Citadel Advisors | 0.00% | New | 53,043 | $694K |
| Barclays PLC | 0.00% | Reduce -19.4% | 51,421 | $673K |
| Two Sigma Investments, LP | 0.00% | New | 50,731 | $664K |
| Squarepoint Ops LLC | 0.00% | New | 49,386 | $646K |
| T. Rowe Price Associates Inc. | 0.00% | Reduce -11.2% | 47,417 | $621K |
| XTX Topco Ltd | 0.03% | Add +55.7% | 46,259 | $605K |
| STRS Ohio | 0.00% | Add +14.1% | 45,300 | $593K |
| ExodusPoint Capital Management, LP | 0.01% | New | 44,050 | $576K |
| State of Wisconsin Investment Board | 0.00% | Add +159.3% | 42,492 | $556K |
| Nuveen, LLC | 0.00% | No change | 41,516 | $543K |
| EntryPoint Capital, LLC | 0.20% | Add +51.5% | 40,403 | $528K |
| Rhumbline Advisers | 0.00% | Reduce -2.5% | 38,629 | $505K |
| Voya Investment Management LLC | 0.00% | Reduce -11.6% | 38,286 | $501K |
| UBS Group AG | 0.00% | Reduce -25.2% | 37,309 | $488K |
| Wells Fargo & Company | 0.00% | Add +9.5% | 36,578 | $478K |
| Gsa Capital Partners LLP | 0.04% | New | 36,425 | $476K |
| Pacific Ridge Capital Partners, LLC | 0.10% | No change | 35,635 | $466K |
| Franklin Resources Inc. | 0.00% | Reduce -75.8% | 32,622 | $427K |
| Royal Bank of Canada | 0.00% | Add +2.7% | 30,364 | $397K |
| Deutsche Bank AG | 0.00% | Add +14.6% | 29,735 | $389K |
| Creative Planning | 0.00% | Add +121.1% | 28,754 | $376K |
| Two Sigma Advisers, LP | 0.00% | Add +30.6% | 28,200 | $369K |
| Assenagon Asset Management S.A. | 0.00% | Reduce -13.1% | 27,433 | $359K |
| Bridgeway Capital Management, LLC | 0.01% | Reduce -5.9% | 24,000 | $314K |
| D. E. Shaw & Co. | 0.00% | Add +22.9% | 23,443 | $307K |
| Susquehanna Fundamental Investments, LLC | 0.01% | New | 23,335 | $305K |
| Osaic Holdings, Inc. | 0.00% | Add +17.5% | 19,834 | $298K |
| Public Employees Retirement System of Ohio | 0.00% | Reduce -2.2% | 21,740 | $284K |
| Dynamic Technology Lab Private Ltd | 0.05% | Reduce -4.8% | 20,603 | $269K |
| Quantbot Technologies LP | 0.01% | Add +2496.8% | 20,541 | $269K |
| AlphaQuest LLC | 0.02% | New | 19,482 | $255K |
| Saturna Capital Corp. | 0.00% | Reduce -26.2% | 17,606 | $230K |
| State of Wyoming | 0.03% | Add +4.2% | 17,401 | $228K |
| MetLife Investment Management, LLC | 0.00% | No change | 15,180 | $199K |
| Empowered Funds, LLC | 0.00% | New | 15,071 | $197K |
| Verus Capital Partners, LLC | 0.01% | New | 14,300 | $187K |
| Greenhaven Road Investment Management, L.P. | 0.08% | No change | 13,969 | $183K |
| Ieq Capital, LLC | 0.00% | Reduce -20.8% | 13,253 | $173K |
| Engineers Gate Manager LP | 0.00% | New | 12,723 | $166K |
| Jump Financial, LLC | 0.00% | Reduce -72.4% | 12,616 | $165K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | New | 12,462 | $163K |
| BNP Paribas Financial Markets | 0.00% | Add +388.7% | 12,364 | $162K |
| Brevan Howard Capital Management LP | 0.00% | New | 11,900 | $156K |
| PharVision Advisers, LLC | 0.09% | New | 11,762 | $154K |
"% of holder's portfolio" is MTRX's weight in each manager's 13F, not the share of Matrix Service Co. the manager owns.