Matrix Service Co
MTRX- Exchange
- Nasdaq
- Industry
- Construction - Special Trade Contractors
- SEC CIK
- 0000866273
No open-market purchases or sales by Matrix Service Co insiders were filed in the last 90 days; 150 institutions reported holding it in 13F filings for Q2 2026, worth $341.1M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Matrix Service Co as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 144
- +4 vs. Q3 2025
- Shares held
- 24.5M
- +764.1K (+3.2%) vs. Q3 2025
- Total value
- $287.2M
- −$23.7M (−7.6%) vs. Q3 2025
- New holders
- 21
- 58 more added
- Sold out
- 17
- 49 more reduced
3 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MTRX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 150 | $341.1M |
| Q1 2026 | 144 | $278.6M |
| Q4 2025 | 144 | $287.2M |
| Q3 2025 | 143 | $312.2M |
| Q2 2025 | 125 | $326.3M |
| Q1 2025 | 122 | $293.4M |
| Q4 2024 | 123 | $272.3M |
| Q3 2024 | 117 | $268.3M |
| Q2 2024 | 112 | $224.9M |
| Q1 2024 | 110 | $292.2M |
| Q4 2023 | 103 | $209.0M |
| Q3 2023 | 87 | $243.8M |
| Q2 2023 | 81 | $122.1M |
| Q1 2023 | 90 | $117.0M |
| Q4 2022 | 86 | $132.6M |
| Q3 2022 | 76 | $86.7M |
| Q2 2022 | 100 | $110.5M |
| Q1 2022 | 117 | $187.4M |
| Q4 2021 | 122 | $178.3M |
| Q3 2021 | 108 | $238.7M |
| Q2 2021 | 105 | $235.6M |
| Q1 2021 | 119 | $307.8M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Matrix Service Co; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 3,686,785 | $43.1M | 0.00% | +382,274+11.6% | Added |
| Vanguard Group Inc | 1,526,777 | $17.9M | 0.00% | +3,834+0.3% | Added |
| Needham Investment Management LLC | 1,435,000 | $16.8M | 1.06% | 00.0% | Unchanged |
| Gendell Jeffrey L | 1,057,561 | $12.4M | 0.22% | +111,087+11.7% | Added |
| Westerly Capital Management, LLC | 988,000 | $11.6M | 3.48% | −112,000−10.2% | Reduced |
| American Century Companies Inc | 883,565 | $10.3M | 0.01% | +94,644+12.0% | Added |
| Harvey Partners, LLC | 852,678 | $9.98M | 0.90% | +2970.0% | Added |
| Azarias Capital Management, L.P. | 730,767 | $8.55M | 3.74% | +95,924+15.1% | Added |
| Dimensional Fund Advisors LP | 668,738 | $7.82M | 0.00% | −141,975−17.5% | Reduced |
| Geode Capital Management, LLC | 667,970 | $7.82M | 0.00% | +23,358+3.6% | Added |
| First Eagle Investment Management, LLC | 640,083 | $7.49M | 0.01% | +58,209+10.0% | Added |
| CenterBook Partners LP | 634,046 | $7.42M | 0.36% | +226,325+55.5% | Added |
| First Wilshire Securities Management Inc | 613,017 | $7.17M | 1.80% | −79,860−11.5% | Reduced |
| State Street Corp | 533,485 | $6.24M | 0.00% | +2,517+0.5% | Added |
| Bank of New York Mellon Corp | 493,629 | $5.78M | 0.00% | −35,230−6.7% | Reduced |
| Millennium Management LLC | 486,668 | $5.69M | 0.00% | −143,728−22.8% | Reduced |
| Arrowstreet Capital, Limited Partnership | 405,610 | $4.75M | 0.00% | +228,289+128.7% | Added |
| Russell Investments Group, Ltd. | 391,890 | $4.59M | 0.00% | +64,157+19.6% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 386,637 | $4.52M | 0.01% | +44,968+13.2% | Added |
| AQR Capital Management LLC | 365,238 | $4.27M | 0.00% | +58,538+19.1% | Added |
| Jacobs Levy Equity Management, Inc | 326,233 | $3.82M | 0.01% | +34,022+11.6% | Added |
| Acadian Asset Management LLC | 297,789 | $3.48M | 0.01% | +2,351+0.8% | Added |
| Morgan Stanley | 290,322 | $3.40M | 0.00% | −1,530−0.5% | Reduced |
| Goldman Sachs Group Inc | 287,366 | $3.36M | 0.00% | −28,314−9.0% | Reduced |
| JPMorgan Chase & Co | 260,573 | $3.05M | 0.00% | −46,275−15.1% | Reduced |
| De Lisle Partners LLP | 257,935 | $3.02M | 0.39% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 250,600 | $2.93M | 0.00% | +6,000+2.5% | Added |
| Citadel Advisors LLC | 228,409 | $2.67M | 0.00% | +175,366+330.6% | Added |
| Oberweis Asset Management Inc | 226,575 | $2.65M | 0.10% | +5,500+2.5% | Added |
| Northern Trust Corp | 226,247 | $2.65M | 0.00% | −17,472−7.2% | Reduced |
| Qube Research & Technologies Ltd | 225,475 | $2.64M | 0.00% | +6,737+3.1% | Added |
| Gsa Capital Partners LLP | 212,213 | $2.48M | 0.21% | +175,788+482.6% | Added |
| Two Sigma Investments, LP | 200,710 | $2.35M | 0.00% | +149,979+295.6% | Added |
| Algert Global LLC | 182,815 | $2.14M | 0.03% | +86,986+90.8% | Added |
| Stanley-Laman Group, Ltd. | 181,563 | $2.12M | 0.27% | −29,717−14.1% | Reduced |
| Panagora Asset Management Inc | 146,252 | $1.71M | 0.01% | −12,161−7.7% | Reduced |
| Country Trust Bank | 132,662 | $1.55M | 0.03% | +132,662 | New |
| Royce & Associates LP | 120,782 | $1.41M | 0.01% | −430,000−78.1% | Reduced |
| Alliancebernstein L.P. | 118,170 | $1.38M | 0.00% | +31,750+36.7% | Added |
| Point72 Asset Management, L.P. | 115,788 | $1.35M | 0.00% | +115,788 | New |
| Jane Street Group, LLC | 109,608 | $1.28M | 0.00% | −49,168−31.0% | Reduced |
| Victory Capital Management Inc | 109,517 | $1.28M | 0.00% | +41,517+61.1% | Added |
| Money Concepts Capital Corp | 104,561 | $1.22M | 0.07% | −86−0.1% | Reduced |
| BNP Paribas Arbitrage, SA | 102,820 | $1.20M | 0.00% | +90,456+731.6% | Added |
| D. E. Shaw & Co., Inc. | 100,395 | $1.17M | 0.00% | +76,952+328.3% | Added |
| Congruence Capital, LLC | 93,196 | $1.09M | 0.40% | +93,196 | New |
| Prescott Group Capital Management, L.L.C. | 90,400 | $1.06M | 0.10% | +90,400 | New |
| Two Sigma Advisers, LP | 88,800 | $1.04M | 0.00% | +60,600+214.9% | Added |
| Winton Group Ltd | 85,911 | $1.01M | 0.03% | +4,125+5.0% | Added |
| Martingale Asset Management L P | 82,152 | $961.2K | 0.02% | −1,060−1.3% | Reduced |
| Charles Schwab Investment Management Inc | 78,435 | $917.7K | 0.00% | +2,714+3.6% | Added |
| Ameriprise Financial Inc | 74,522 | $871.9K | 0.00% | +14,040+23.2% | Added |
| Cary Street Partners Financial LLC | 74,305 | $869.4K | 0.02% | +2,972+4.2% | Added |
| Los Angeles Capital Management LLC | 51,500 | $771.5K | 0.00% | −30,166−36.9% | Reduced |
| Barclays PLC | 63,260 | $740.1K | 0.00% | +11,839+23.0% | Added |
| Nuveen, LLC | 57,576 | $673.6K | 0.00% | +16,060+38.7% | Added |
| Man Group plc | 55,929 | $654.4K | 0.00% | +55,929 | New |
| Jump Financial, LLC | 54,811 | $641.3K | 0.01% | +42,195+334.5% | Added |
| Price T Rowe Associates Inc | 53,212 | $623.0K | 0.00% | +5,795+12.2% | Added |
| Boston Partners | 52,505 | $614.3K | 0.00% | −2,110−3.9% | Reduced |
| Invesco Ltd. | 51,944 | $607.7K | 0.00% | −4,598−8.1% | Reduced |
| XTX Topco Ltd | 48,808 | $571.1K | 0.01% | +2,549+5.5% | Added |
| Financial Plan, Inc. | 47,615 | $557.1K | 0.06% | +47,615 | New |
| Wells Fargo & Company | 47,290 | $553.3K | 0.00% | +10,712+29.3% | Added |
| STRS Ohio | 47,000 | $549.9K | 0.00% | +1,700+3.8% | Added |
| Trexquant Investment LP | 41,395 | $484.3K | 0.00% | −92,711−69.1% | Reduced |
| Susquehanna Fundamental Investments, LLC | 40,493 | $473.8K | 0.02% | +17,158+73.5% | Added |
| Voya Investment Management LLC | 38,957 | $455.8K | 0.00% | +671+1.8% | Added |
| Pacific Ridge Capital Partners, LLC | 37,305 | $436.5K | 0.10% | +1,670+4.7% | Added |
| PharVision Advisers, LLC | 35,826 | $419.2K | 0.21% | +24,064+204.6% | Added |
| State of Wisconsin Investment Board | 35,500 | $415.4K | 0.00% | −6,992−16.5% | Reduced |
| UBS Group AG | 35,477 | $415.1K | 0.00% | −1,832−4.9% | Reduced |
| Rhumbline Advisers | 33,709 | $394.4K | 0.00% | −4,920−12.7% | Reduced |
| Marshall Wace, LLP | 31,472 | $368.2K | 0.00% | +31,472 | New |
| Royal Bank of Canada | 28,856 | $338.0K | 0.00% | −1,508−5.0% | Reduced |
| Creative Planning | 28,428 | $332.6K | 0.00% | −326−1.1% | Reduced |
| Public Employees Retirement System of Ohio | 27,454 | $321.2K | 0.00% | +5,714+26.3% | Added |
| Integrated Quantitative Investments LLC | 27,447 | $321.1K | 0.07% | +27,447 | New |
| ExodusPoint Capital Management, LP | 27,011 | $316.0K | 0.00% | −17,039−38.7% | Reduced |
| Assenagon Asset Management S.A. | 26,618 | $311.4K | 0.00% | −815−3.0% | Reduced |
| EntryPoint Capital, LLC | 25,380 | $296.9K | 0.12% | −15,023−37.2% | Reduced |
| Oxford Asset Management LLP | 25,080 | $293.4K | 0.10% | +25,080 | New |
| Bank of America Corp | 24,847 | $290.7K | 0.00% | −67,123−73.0% | Reduced |
| Bridgeway Capital Management, LLC | 24,000 | $280.8K | 0.01% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 22,453 | $262.7K | 0.00% | +2,619+13.2% | Added |
| Bridge City Capital, LLC | 21,979 | $257.2K | 0.08% | +21,979 | New |
| Deutsche Bank AG | 20,831 | $243.7K | 0.00% | −8,904−29.9% | Reduced |
| Franklin Resources Inc | 20,720 | $242.4K | 0.00% | −11,902−36.5% | Reduced |
| State of Wyoming | 18,023 | $210.9K | 0.02% | +622+3.6% | Added |
| Quest Partners LLC | 17,779 | $208.0K | 0.01% | −1,703−8.7% | Reduced |
| Saturna Capital CORP | 17,606 | $206.0K | 0.00% | 00.0% | Unchanged |
| Prudential Financial Inc | 16,319 | $190.9K | 0.00% | −53,198−76.5% | Reduced |
| Allspring Global Investments Holdings, LLC | 15,519 | $187.0K | 0.00% | +15,519 | New |
| MetLife Investment Management | 15,180 | $177.6K | 0.00% | 00.0% | Unchanged |
| Occudo Quantitative Strategies LP | 15,131 | $177.0K | 0.01% | +15,131 | New |
| Greenhaven Road Investment Management, L.P. | 13,969 | $163.4K | 0.07% | 00.0% | Unchanged |
| Brevan Howard Capital Management LP | 12,600 | $147.4K | 0.00% | +700+5.9% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 12,589 | $147.3K | 0.00% | +127+1.0% | Added |
| Squarepoint Ops LLC | 11,568 | $135.3K | 0.00% | −37,818−76.6% | Reduced |
| Verus Capital Partners, LLC | 11,500 | $134.6K | 0.01% | −2,800−19.6% | Reduced |