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, Q3 2025
Institutional positions in Matrix Service Co as of Sep 30, 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
- 143
- +18 vs. Q2 2025
- Shares held
- 23.9M
- −283.1K (−1.2%) vs. Q2 2025
- Total value
- $312.2M
- −$14.1M (−4.3%) vs. Q2 2025
- New holders
- 30
- 55 more added
- Sold out
- 12
- 39 more reduced
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Matrix Service Co; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 3,304,511 | $43.2M | 0.00% | +28,216+0.9% | Added |
| Vanguard Group Inc | 1,522,943 | $19.9M | 0.00% | +60,955+4.2% | Added |
| Needham Investment Management LLC | 1,435,000 | $18.8M | 1.31% | +15,000+1.1% | Added |
| Westerly Capital Management, LLC | 1,100,000 | $14.4M | 4.56% | +280,000+34.1% | Added |
| Gendell Jeffrey L | 946,474 | $12.4M | 0.23% | +332,065+54.0% | Added |
| Harvey Partners, LLC | 852,381 | $11.1M | 1.01% | −369,381−30.2% | Reduced |
| Dimensional Fund Advisors LP | 810,713 | $10.6M | 0.00% | −83,525−9.3% | Reduced |
| American Century Companies Inc | 788,921 | $10.3M | 0.01% | +117,523+17.5% | Added |
| First Wilshire Securities Management Inc | 692,877 | $9.06M | 2.41% | −208,131−23.1% | Reduced |
| Geode Capital Management, LLC | 644,612 | $8.43M | 0.00% | +24,337+3.9% | Added |
| Azarias Capital Management, L.P. | 634,843 | $8.30M | 3.29% | +7,077+1.1% | Added |
| Millennium Management LLC | 630,396 | $8.25M | 0.01% | +200,189+46.5% | Added |
| First Eagle Investment Management, LLC | 581,874 | $7.61M | 0.01% | +72,680+14.3% | Added |
| Royce & Associates LP | 550,782 | $7.20M | 0.07% | −156,525−22.1% | Reduced |
| State Street Corp | 530,968 | $6.95M | 0.00% | −13,066−2.4% | Reduced |
| Bank of New York Mellon Corp | 528,859 | $6.92M | 0.00% | +61,287+13.1% | Added |
| CenterBook Partners LP | 407,721 | $5.33M | 0.26% | +183,288+81.7% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 341,669 | $4.47M | 0.01% | +55,483+19.4% | Added |
| Russell Investments Group, Ltd. | 327,733 | $4.29M | 0.00% | +230.0% | Added |
| Goldman Sachs Group Inc | 315,680 | $4.13M | 0.00% | −17,101−5.1% | Reduced |
| JPMorgan Chase & Co | 306,848 | $4.01M | 0.00% | +93,927+44.1% | Added |
| AQR Capital Management LLC | 306,700 | $4.01M | 0.00% | +9,506+3.2% | Added |
| Acadian Asset Management LLC | 295,438 | $3.86M | 0.01% | +15,044+5.4% | Added |
| Jacobs Levy Equity Management, Inc | 292,211 | $3.82M | 0.02% | −17,699−5.7% | Reduced |
| Morgan Stanley | 291,852 | $3.82M | 0.00% | +88,102+43.2% | Added |
| De Lisle Partners LLP | 257,935 | $3.38M | 0.41% | +20,000+8.4% | Added |
| Renaissance Technologies LLC | 244,600 | $3.20M | 0.00% | +11,400+4.9% | Added |
| Northern Trust Corp | 243,719 | $3.19M | 0.00% | +3,235+1.3% | Added |
| AYAL Capital Advisors Ltd | 225,000 | $2.94M | 1.70% | +225,000 | New |
| Oberweis Asset Management Inc | 221,075 | $2.89M | 0.11% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 218,738 | $2.86M | 0.00% | +102,540+88.2% | Added |
| Essex Investment Management Co LLC | 212,743 | $2.78M | 0.43% | +7,247+3.5% | Added |
| Stanley-Laman Group, Ltd. | 211,280 | $2.76M | 0.40% | −7,333−3.4% | Reduced |
| Arrowstreet Capital, Limited Partnership | 177,321 | $2.32M | 0.00% | +153,795+653.7% | Added |
| Jane Street Group, LLC | 158,776 | $2.08M | 0.00% | +139,955+743.6% | Added |
| Panagora Asset Management Inc | 158,413 | $2.07M | 0.01% | +8,706+5.8% | Added |
| 1492 Capital Management LLC | 156,391 | $2.05M | 0.83% | −148−0.1% | Reduced |
| Trexquant Investment LP | 134,106 | $1.75M | 0.02% | +48,556+56.8% | Added |
| Money Concepts Capital Corp | 104,647 | $1.37M | 0.08% | −444−0.4% | Reduced |
| Cubist Systematic Strategies, LLC | 102,523 | $1.34M | 0.02% | +58,563+133.2% | Added |
| Hudson Bay Capital Management LP | 100,000 | $1.31M | 0.01% | +100,000 | New |
| Algert Global LLC | 95,829 | $1.25M | 0.02% | +83,917+704.5% | Added |
| Bank of America Corp | 91,970 | $1.20M | 0.00% | −145,017−61.2% | Reduced |
| Fortress Investment Group LLC | 88,854 | $1.16M | 0.16% | +88,854 | New |
| Alliancebernstein L.P. | 86,420 | $1.13M | 0.00% | +71,470+478.1% | Added |
| Martingale Asset Management L P | 83,212 | $1.09M | 0.03% | −9,960−10.7% | Reduced |
| Winton Group Ltd | 81,786 | $1.07M | 0.04% | +20,093+32.6% | Added |
| Los Angeles Capital Management LLC | 81,666 | $1.07M | 0.00% | +51,151+167.6% | Added |
| Charles Schwab Investment Management Inc | 75,721 | $990.4K | 0.00% | −2,701−3.4% | Reduced |
| Cary Street Partners Financial LLC | 71,333 | $933.0K | 0.02% | −5,025−6.6% | Reduced |
| Prudential Financial Inc | 69,517 | $909.3K | 0.00% | −178,900−72.0% | Reduced |
| Victory Capital Management Inc | 68,000 | $889.4K | 0.00% | −800−1.2% | Reduced |
| Legato Capital Management LLC | 61,015 | $798.1K | 0.09% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 60,482 | $791.1K | 0.00% | −52,131−46.3% | Reduced |
| Invesco Ltd. | 56,542 | $739.6K | 0.00% | −14,136−20.0% | Reduced |
| Boston Partners | 54,615 | $714.4K | 0.00% | −790,351−93.5% | Reduced |
| Citadel Advisors LLC | 53,043 | $693.8K | 0.00% | +53,043 | New |
| Barclays PLC | 51,421 | $672.6K | 0.00% | −12,411−19.4% | Reduced |
| Two Sigma Investments, LP | 50,731 | $663.6K | 0.00% | +50,731 | New |
| Squarepoint Ops LLC | 49,386 | $646.0K | 0.00% | +49,386 | New |
| Price T Rowe Associates Inc | 47,417 | $621.0K | 0.00% | −5,989−11.2% | Reduced |
| XTX Topco Ltd | 46,259 | $605.1K | 0.03% | +16,549+55.7% | Added |
| STRS Ohio | 45,300 | $592.5K | 0.00% | +5,600+14.1% | Added |
| ExodusPoint Capital Management, LP | 44,050 | $576.2K | 0.01% | +44,050 | New |
| State of Wisconsin Investment Board | 42,492 | $555.8K | 0.00% | +26,103+159.3% | Added |
| Nuveen, LLC | 41,516 | $543.0K | 0.00% | 00.0% | Unchanged |
| EntryPoint Capital, LLC | 40,403 | $528.5K | 0.20% | +13,740+51.5% | Added |
| Rhumbline Advisers | 38,629 | $505.3K | 0.00% | −1,005−2.5% | Reduced |
| Voya Investment Management LLC | 38,286 | $500.8K | 0.00% | −5,006−11.6% | Reduced |
| UBS Group AG | 37,309 | $488.0K | 0.00% | −12,583−25.2% | Reduced |
| Wells Fargo & Company | 36,578 | $478.4K | 0.00% | +3,164+9.5% | Added |
| Gsa Capital Partners LLP | 36,425 | $476.0K | 0.04% | +36,425 | New |
| Pacific Ridge Capital Partners, LLC | 35,635 | $466.1K | 0.10% | 00.0% | Unchanged |
| Franklin Resources Inc | 32,622 | $426.7K | 0.00% | −102,149−75.8% | Reduced |
| Royal Bank of Canada | 30,364 | $397.0K | 0.00% | +786+2.7% | Added |
| Deutsche Bank AG | 29,735 | $388.9K | 0.00% | +3,790+14.6% | Added |
| Creative Planning | 28,754 | $376.1K | 0.00% | +15,748+121.1% | Added |
| Two Sigma Advisers, LP | 28,200 | $368.9K | 0.00% | +6,600+30.6% | Added |
| Assenagon Asset Management S.A. | 27,433 | $358.8K | 0.00% | −4,131−13.1% | Reduced |
| Bridgeway Capital Management, LLC | 24,000 | $313.9K | 0.01% | −1,500−5.9% | Reduced |
| D. E. Shaw & Co., Inc. | 23,443 | $306.6K | 0.00% | +4,370+22.9% | Added |
| Susquehanna Fundamental Investments, LLC | 23,335 | $305.2K | 0.01% | +23,335 | New |
| Advisor Group Holdings, Inc. | 19,834 | $298.1K | 0.00% | +2,957+17.5% | Added |
| Public Employees Retirement System of Ohio | 21,740 | $284.4K | 0.00% | −493−2.2% | Reduced |
| Dynamic Technology Lab Private Ltd | 20,603 | $269.0K | 0.05% | −1,046−4.8% | Reduced |
| Quantbot Technologies LP | 20,541 | $268.7K | 0.01% | +19,750+2,496.8% | Added |
| Quest Partners LLC | 19,482 | $254.8K | 0.02% | +19,482 | New |
| Saturna Capital CORP | 17,606 | $230.3K | 0.00% | −6,244−26.2% | Reduced |
| State of Wyoming | 17,401 | $227.6K | 0.03% | +696+4.2% | Added |
| MetLife Investment Management | 15,180 | $198.6K | 0.00% | 00.0% | Unchanged |
| Empowered Funds, LLC | 15,071 | $197.1K | 0.00% | +15,071 | New |
| Verus Capital Partners, LLC | 14,300 | $187.0K | 0.01% | +14,300 | New |
| Greenhaven Road Investment Management, L.P. | 13,969 | $182.7K | 0.08% | 00.0% | Unchanged |
| Ieq Capital, LLC | 13,253 | $173.3K | 0.00% | −3,470−20.7% | Reduced |
| Engineers Gate Manager LP | 12,723 | $166.4K | 0.00% | +12,723 | New |
| Jump Financial, LLC | 12,616 | $165.0K | 0.00% | −33,124−72.4% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 12,462 | $163.0K | 0.00% | +12,462 | New |
| BNP Paribas Arbitrage, SA | 12,364 | $161.7K | 0.00% | +9,834+388.7% | Added |
| Brevan Howard Capital Management LP | 11,900 | $155.7K | 0.00% | +11,900 | New |
| PharVision Advisers, LLC | 11,762 | $153.8K | 0.09% | +11,762 | New |