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, Q1 2026
Institutional positions in Matrix Service Co as of Mar 31, 2026. 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
- +2 vs. Q4 2025
- Shares held
- 24.3M
- +1.27M (+5.5%) vs. Q4 2025
- Total value
- $278.6M
- +$9.31M (+3.5%) vs. Q4 2025
- New holders
- 21
- 63 more added
- Sold out
- 19
- 46 more reduced
2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Matrix Service Co; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Los Angeles Capital Management LLC | 11,516 | $132.2K | 0.00% | −39,984−77.6% | Reduced |
| Canada Pension Plan Investment Board | 11,300 | $129.7K | 0.00% | +1,800+18.9% | Added |
| CWM, LLC | 11,263 | $129.3K | 0.00% | +4,952+78.5% | Added |
| Vident Advisory, LLC | 11,079 | $127.2K | 0.00% | +11,079 | New |
| MetLife Investment Management | 10,687 | $122.7K | 0.00% | −4,493−29.6% | Reduced |
| Mariner, LLC | 10,377 | $119.1K | 0.00% | +10,377 | New |
| State of Wyoming | 9,686 | $111.2K | 0.01% | −8,337−46.3% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 7,820 | $89.8K | 0.00% | 00.0% | Unchanged |
| Daytona Street Capital LLC | 6,700 | $79.4K | 0.06% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 6,600 | $75.8K | 0.00% | 00.0% | Unchanged |
| Public Employees Retirement Association of Colorado | 5,595 | $64.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 4,586 | $52.6K | 0.00% | +3,797+481.2% | Added |
| Bokf, NA | 2,923 | $33.6K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 2,591 | $29.7K | 0.00% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 2,484 | $28.5K | 0.00% | +1,948+363.4% | Added |
| New York State Teachers Retirement System | 2,421 | $28.0K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 2,431 | $27.9K | 0.00% | −125−4.9% | Reduced |
| EverSource Wealth Advisors, LLC | 2,235 | $25.7K | 0.00% | +158+7.6% | Added |
| California State Teachers Retirement System | 1,467 | $16.8K | 0.00% | −202−12.1% | Reduced |
| Sterling Capital Management LLC | 731 | $8.39K | 0.00% | −513−41.2% | Reduced |
| FMR LLC | 708 | $8.13K | 0.00% | −1,648−69.9% | Reduced |
| MAI Capital Management | 664 | $7.62K | 0.00% | +646+3,588.9% | Added |
| Covestor Ltd | 627 | $7.00K | 0.00% | +32+5.4% | Added |
| GAMMA Investing LLC | 363 | $4.17K | 0.00% | −76−17.3% | Reduced |
| Essential Partners LLC | 276 | $3.17K | 0.00% | −92−25.0% | Reduced |
| Optiver Holding B.V. | 266 | $3.05K | 0.00% | +80+43.0% | Added |
| Farther Finance Advisors, LLC | 258 | $3.03K | 0.00% | +36+16.2% | Added |
| Allworth Financial LP | 259 | $2.97K | 0.00% | +146+129.2% | Added |
| Quadrant Capital Group LLC | 211 | $2.42K | 0.00% | +173+455.3% | Added |
| True Wealth Design, LLC | 204 | $2.34K | 0.00% | −39−16.0% | Reduced |
| Jones Financial Companies LLLP | 175 | $1.99K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 173 | $1.99K | 0.00% | +125+260.4% | Added |
| SRS Capital Advisors, Inc. | 147 | $1.69K | 0.00% | +147 | New |
| Fifth Third Bancorp | 103 | $1.18K | 0.00% | +103 | New |
| Nisa Investment Advisors, LLC | 76 | $872 | 0.00% | −697−90.2% | Reduced |
| Torren Management, LLC | 54 | $620 | 0.00% | −120−69.0% | Reduced |
| Basecamp Wealth Advisors LLC | 48 | $551 | 0.00% | +48 | New |
| SJS Investment Consulting Inc. | 45 | $517 | 0.00% | +33+275.0% | Added |
| Root Financial Partners, LLC | 44 | $505 | 0.00% | +44 | New |
| Parkside Financial Bank & Trust | 40 | $460 | 0.00% | 00.0% | Unchanged |
| Wealth Preservation Advisors, LLC | 34 | $390 | 0.00% | +34 | New |
| IFP Advisors, Inc | 24 | $276 | 0.00% | −8−25.0% | Reduced |
| Sunbelt Securities, Inc. | 6 | $69 | 0.00% | −6−50.0% | Reduced |
| Caitong International Asset Management Co., Ltd | 1 | $11 | 0.00% | +1 | New |
| Oberweis Asset Management Inc | 0 | $0 | 0.00% | −226,575−100.0% | Sold out |
| Stanley-Laman Group, Ltd. | 0 | $0 | 0.00% | −181,563−100.0% | Sold out |
| Royce & Associates LP | 0 | $0 | 0.00% | −120,782−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −88,800−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −41,395−100.0% | Sold out |
| PharVision Advisers, LLC | 0 | $0 | 0.00% | −35,826−100.0% | Sold out |
| State of Wisconsin Investment Board | 0 | $0 | 0.00% | −35,500−100.0% | Sold out |
| Integrated Quantitative Investments LLC | 0 | $0 | 0.00% | −27,447−100.0% | Sold out |
| Oxford Asset Management LLP | 0 | $0 | 0.00% | −25,080−100.0% | Sold out |
| Franklin Resources Inc | 0 | $0 | 0.00% | −20,720−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −17,779−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −16,319−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −11,414−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −2,645−100.0% | Sold out |
| Signaturefd, LLC | 0 | $0 | 0.00% | −2,219−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −852−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| Clearstead Advisors, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Comerica Bank | – | – | – | – | Not filed |