Mastec Inc
MTZ- Exchange
- NYSE
- Industry
- Water, Sewer, Pipeline, Comm & Power Line Construction
- SEC CIK
- 0000015615
No open-market purchases or sales by Mastec Inc insiders were filed in the last 90 days; 911 institutions reported holding it in 13F filings for Q2 2026, worth $24.7B in total; 4 superinvestors hold it, including Lone Pine Capital and Coatue Management.
13F holders, Q4 2025
Institutional positions in Mastec Inc 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
- 695
- +54 vs. Q3 2025
- Shares held
- 58.7M
- +1.58M (+2.8%) vs. Q3 2025
- Total value
- $12.8B
- +$615.7M (+5.1%) vs. Q3 2025
- New holders
- 121
- 241 more added
- Sold out
- 67
- 227 more reduced
11 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 MTZ 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 | 911 | $24.7B |
| Q1 2026 | 811 | $18.6B |
| Q4 2025 | 695 | $12.8B |
| Q3 2025 | 652 | $12.2B |
| Q2 2025 | 594 | $9.50B |
| Q1 2025 | 523 | $6.56B |
| Q4 2024 | 532 | $7.83B |
| Q3 2024 | 470 | $7.09B |
| Q2 2024 | 430 | $6.35B |
| Q1 2024 | 382 | $5.51B |
| Q4 2023 | 368 | $4.66B |
| Q3 2023 | 382 | $4.11B |
| Q2 2023 | 393 | $6.85B |
| Q1 2023 | 394 | $5.49B |
| Q4 2022 | 386 | $4.97B |
| Q3 2022 | 338 | $3.53B |
| Q2 2022 | 356 | $3.91B |
| Q1 2022 | 388 | $4.70B |
| Q4 2021 | 388 | $4.77B |
| Q3 2021 | 366 | $4.53B |
| Q2 2021 | 415 | $5.77B |
| Q1 2021 | 392 | $5.59B |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Skopos Labs, Inc. | 2,559 | $570.0K | 0.03% | +1,347+111.1% | Added |
| Sivia Capital Partners, LLC | 2,553 | $554.9K | 0.11% | −3−0.1% | Reduced |
| Tower Research Capital LLC (TRC) | 2,517 | $547.1K | 0.01% | −769−23.4% | Reduced |
| BDFS Capital LLC | 2,517 | $547.1K | 0.28% | +2,517 | New |
| Simplex Trading, LLC | 2,516 | $546.9K | 0.02% | +2,516 | New |
| DMG Group, LLC | 2,493 | $541.9K | 0.36% | +1,093+78.1% | Added |
| Spire Wealth Management | 2,482 | $539.5K | 0.02% | −93−3.6% | Reduced |
| ProShare Advisors LLC | 2,460 | $534.7K | 0.00% | −148−5.7% | Reduced |
| CIBC Asset Management Inc | 2,447 | $531.9K | 0.00% | 00.0% | Unchanged |
| Quest Partners LLC | 2,417 | $525.4K | 0.03% | +1,498+163.0% | Added |
| Polymer Capital Management (US) LLC | 2,400 | $521.7K | 0.07% | −3,977−62.4% | Reduced |
| Ridge Creek Global, Inc | 2,400 | $521.7K | 0.44% | +2,400 | New |
| Alamea Verwaltungs GmbH | 2,156 | $518.5K | 0.35% | −476−18.1% | Reduced |
| Belpointe Asset Management LLC | 2,355 | $511.9K | 0.02% | −87−3.6% | Reduced |
| NewCorp Financial Services, Inc. | 2,345 | $509.7K | 0.45% | +2,345 | New |
| WESCAP Management Group, Inc. | 2,327 | $505.8K | 0.10% | −196−7.8% | Reduced |
| Schubert & Co | 2,292 | $498.2K | 0.40% | +8+0.4% | Added |
| Kestra Private Wealth Services, LLC | 2,291 | $498.0K | 0.01% | +246+12.0% | Added |
| Everence Capital Management Inc | 2,270 | $493.0K | 0.03% | 00.0% | Unchanged |
| Clearwave Capital, LLC | 2,265 | $492.3K | 0.36% | +2,265 | New |
| Gsa Capital Partners LLP | 2,263 | $492.0K | 0.04% | +2,263 | New |
| XTX Topco Ltd | 2,258 | $490.8K | 0.01% | +2,258 | New |
| Hollencrest Capital Management | 2,240 | $486.9K | 0.02% | +2,240 | New |
| Two Sigma Securities, LLC | 2,204 | $479.1K | 0.07% | +2,204 | New |
| Thoroughbred Financial Services, LLC | 2,205 | $479.0K | 0.03% | +2,205 | New |
| Yorktown Management & Research Co Inc | 2,200 | $478.2K | 0.38% | 00.0% | Unchanged |
| Fielder Capital Group LLC | 2,193 | $476.7K | 0.10% | +217+11.0% | Added |
| North Dakota State Investment Board | 2,190 | $476.0K | 0.02% | +2,190 | New |
| Gilpin Wealth Management, LLC | 2,150 | $467.3K | 0.37% | +2,150 | New |
| Stanley-Laman Group, Ltd. | 2,136 | $464.3K | 0.06% | 00.0% | Unchanged |
| Fifth Third Wealth Advisors LLC | 2,134 | $463.9K | 0.02% | +4+0.2% | Added |
| Forum Financial Management, LP | 2,099 | $456.3K | 0.01% | 00.0% | Unchanged |
| EP Wealth Advisors, LLC | 2,028 | $440.8K | 0.00% | +2,028 | New |
| Focus Financial Network, Inc. | 2,020 | $439.1K | 0.02% | 00.0% | Unchanged |
| Banque Pictet & Cie SA | 2,007 | $436.3K | 0.00% | −472−19.0% | Reduced |
| Pine Valley Investments Ltd Liability Co | 2,000 | $434.7K | 0.02% | 00.0% | Unchanged |
| Chicago Partners Investment Group LLC | 1,772 | $428.5K | 0.01% | +144+8.8% | Added |
| Navellier & Associates Inc | 1,945 | $422.8K | 0.05% | 00.0% | Unchanged |
| Guyasuta Investment Advisors Inc | 1,930 | $419.5K | 0.02% | 00.0% | Unchanged |
| Perigon Wealth Management, LLC | 1,890 | $410.8K | 0.01% | +449+31.2% | Added |
| Integrated Wealth Concepts LLC | 1,861 | $404.5K | 0.00% | −2,220−54.4% | Reduced |
| CAPROCK Group, Inc. | 1,855 | $403.2K | 0.01% | +1,855 | New |
| Hantz Financial Services, Inc. | 1,846 | $401.0K | 0.01% | +323+21.2% | Added |
| Crestwood Advisors Group LLC | 1,842 | $400.4K | 0.01% | +104+6.0% | Added |
| Inceptionr LLC | 1,823 | $396.3K | 0.11% | −1,967−51.9% | Reduced |
| Roberts Glore & Co Inc | 1,810 | $393.4K | 0.10% | 00.0% | Unchanged |
| Index Technologies Group LLC | 1,802 | $391.7K | 0.41% | +1,802 | New |
| Mitsubishi UFJ Trust & Banking Corp | 1,799 | $391.0K | 0.00% | −998−35.7% | Reduced |
| Optimize Financial Inc | 1,798 | $390.8K | 0.20% | +24+1.4% | Added |
| Schonfeld Strategic Advisors LLC | 1,780 | $386.9K | 0.00% | −40,127−95.8% | Reduced |
| KBC Group NV | 1,772 | $385.0K | 0.00% | 00.0% | Unchanged |
| Sprinkle Financial Consultants LLC | 1,763 | $383.2K | 0.19% | +1,763 | New |
| Bayforest Capital Ltd | 1,757 | $381.9K | 0.28% | −2,555−59.3% | Reduced |
| Wealthspire Advisors, LLC | 1,749 | $380.2K | 0.00% | +527+43.1% | Added |
| Blair William & Co | 1,744 | $379.1K | 0.00% | −734−29.6% | Reduced |
| GAMMA Investing LLC | 1,744 | $379.1K | 0.02% | +311+21.7% | Added |
| Snowden Capital Advisors LLC | 1,728 | $375.6K | 0.01% | +478+38.2% | Added |
| Bragg Financial Advisors, Inc | 1,711 | $371.9K | 0.01% | −110−6.0% | Reduced |
| PFG Advisors | 1,703 | $370.2K | 0.02% | +1,703 | New |
| Machina Capital S.A.S. | 1,696 | $368.7K | 0.07% | +1,696 | New |
| Aspen Investment Management Inc | 1,670 | $363.0K | 0.11% | +25+1.5% | Added |
| Picton Mahoney Asset Management | 1,668 | $362.6K | 0.00% | +1,668 | New |
| Jag Capital Management, LLC | 1,643 | $357.1K | 0.04% | +329+25.0% | Added |
| Laird Norton Trust Company, LLC | 1,629 | $354.1K | 0.01% | +1,629 | New |
| Whalen Wealth Management Inc. | 1,623 | $352.8K | 0.19% | −876−35.1% | Reduced |
| Essential Partners LLC | 1,622 | $352.6K | 0.11% | +4+0.2% | Added |
| Kestra Advisory Services, LLC | 1,620 | $352.1K | 0.00% | +249+18.2% | Added |
| Resources Investment Advisors, LLC. | 1,594 | $346.5K | 0.00% | +24+1.5% | Added |
| 55 North Private Wealth, LLC | 1,580 | $343.4K | 0.09% | +1,580 | New |
| Mindset Wealth Management, LLC | 1,544 | $335.6K | 0.09% | +254+19.7% | Added |
| Blue Bell Private Wealth Management, LLC | 1,537 | $334.1K | 0.05% | −20−1.3% | Reduced |
| Brant Point Investment Management LLC | 1,500 | $326.1K | 0.08% | +1,500 | New |
| STRS Ohio | 1,490 | $323.9K | 0.00% | +3+0.2% | Added |
| Savvy Advisors, Inc. | 1,477 | $321.1K | 0.01% | +93+6.7% | Added |
| Sigma Planning Corp | 1,467 | $318.9K | 0.01% | +1,467 | New |
| Pinnacle Wealth Planning Services, Inc. | 1,459 | $317.1K | 0.03% | +4+0.3% | Added |
| Chicago Trust Co NA | 1,458 | $316.9K | 0.05% | −49−3.3% | Reduced |
| Walleye Trading LLC | 1,447 | $314.5K | 0.01% | −22,175−93.9% | Reduced |
| Forza Wealth Management, LLC | 1,445 | $314.1K | 0.11% | 00.0% | Unchanged |
| Level Four Advisory Services, LLC | 1,445 | $314.1K | 0.01% | +25+1.8% | Added |
| EntryPoint Capital, LLC | 1,425 | $309.8K | 0.12% | 00.0% | Unchanged |
| Ashton Thomas Private Wealth, LLC | 1,417 | $308.0K | 0.01% | +7+0.5% | Added |
| Global Retirement Partners, LLC | 1,415 | $307.6K | 0.01% | −148−9.5% | Reduced |
| Meiji Yasuda Asset Management Co Ltd. | 1,408 | $306.1K | 0.01% | −17−1.2% | Reduced |
| Wexford Capital LP | 1,398 | $303.9K | 0.08% | −929−39.9% | Reduced |
| Transcend Wealth Collective, LLC | 1,383 | $300.6K | 0.02% | +35+2.6% | Added |
| Inscription Capital, LLC | 1,379 | $299.8K | 0.03% | +30+2.2% | Added |
| Profund Advisors LLC | 1,371 | $298.0K | 0.01% | −62−4.3% | Reduced |
| Emerald Mutual Fund Advisers Trust | 1,342 | $291.7K | 0.01% | +478+55.3% | Added |
| F/M Investments LLC | 1,342 | $291.7K | 0.01% | +1,342 | New |
| Sym Financial Corp | 1,331 | $289.3K | 0.03% | 00.0% | Unchanged |
| Poinciana Advisors Group, LLC | 1,330 | $289.1K | 0.23% | −13−1.0% | Reduced |
| Claret Asset Management Corp | 1,331 | $289.0K | 0.03% | −3−0.2% | Reduced |
| Eurizon Capital SGR S.p.A. | 1,315 | $288.0K | 0.00% | +1,315 | New |
| Motley Fool Asset Management LLC | 1,311 | $285.0K | 0.01% | +47+3.7% | Added |
| Brand Asset Management Group, Inc. | 1,300 | $282.6K | 0.08% | −128−9.0% | Reduced |
| Ariadne Wealth Management, LP | 1,064 | $282.3K | 0.12% | −207−16.3% | Reduced |
| Oak Thistle LLC | 1,297 | $281.9K | 0.04% | −40−3.0% | Reduced |
| Advisory Advocates, LLC | 1,292 | $280.8K | 0.28% | +1,292 | New |
| Allworth Financial LP | 1,272 | $276.5K | 0.00% | +25+2.0% | Added |