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, Q3 2025
Institutional positions in Mastec Inc 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
- 652
- +65 vs. Q2 2025
- Shares held
- 57.3M
- +1.49M (+2.7%) vs. Q2 2025
- Total value
- $12.2B
- +$2.69B (+28.4%) vs. Q2 2025
- New holders
- 138
- 203 more added
- Sold out
- 73
- 224 more reduced
7 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Rothschild Investment LLC | 406 | $86.4K | 0.00% | +68+20.1% | Added |
| Principal Securities, Inc. | 450 | $95.8K | 0.00% | +109+32.0% | Added |
| True Wealth Design, LLC | 451 | $96.0K | 0.03% | +266+143.8% | Added |
| Clearstead Advisors, LLC | 472 | $100.4K | 0.00% | −31−6.2% | Reduced |
| North Star Investment Management Corp. | 500 | $106.4K | 0.01% | 00.0% | Unchanged |
| Operose Advisors LLC | 500 | $106.4K | 0.03% | 00.0% | Unchanged |
| ISAM Funds (UK) Ltd | 528 | $112.4K | 0.02% | −10,874−95.4% | Reduced |
| Nomura Asset Management Co Ltd | 540 | $114.9K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 550 | $117.0K | 0.00% | 00.0% | Unchanged |
| Vestcor Inc | 600 | $128.0K | 0.00% | +600 | New |
| Resona Asset Management Co.,Ltd. | 647 | $135.6K | 0.00% | −830−56.2% | Reduced |
| Leonteq Securities AG | 654 | $139.2K | 0.01% | −8−1.2% | Reduced |
| Concord Wealth Partners | 656 | $139.6K | 0.02% | +656 | New |
| Rise Advisors, LLC | 667 | $141.9K | 0.05% | 00.0% | Unchanged |
| Fifth Third Bancorp | 711 | $151.3K | 0.00% | +5+0.7% | Added |
| Northwestern Mutual Wealth Management Co | 718 | $152.8K | 0.00% | +363+102.3% | Added |
| Cullen/Frost Bankers, Inc. | 718 | $152.8K | 0.00% | +429+148.4% | Added |
| Motco | 845 | $179.8K | 0.02% | 00.0% | Unchanged |
| Horizon Investments, LLC | 852 | $181.3K | 0.00% | +852 | New |
| Emerald Mutual Fund Advisers Trust | 864 | $183.9K | 0.01% | −169−16.4% | Reduced |
| Umb Bank N A | 880 | $187.3K | 0.00% | +2+0.2% | Added |
| Steward Partners Investment Advisory, LLC | 891 | $189.6K | 0.00% | +556+166.0% | Added |
| Shell Asset Management Co | 893 | $190.0K | 0.02% | −1,348−60.2% | Reduced |
| Quest Partners LLC | 919 | $195.6K | 0.01% | −6,997−88.4% | Reduced |
| Geneos Wealth Management Inc. | 937 | $199.4K | 0.01% | −305−24.6% | Reduced |
| Rathbone Brothers plc | 950 | $202.2K | 0.00% | +950 | New |
| Wealth Alliance | 953 | $202.8K | 0.02% | −236−19.8% | Reduced |
| Equitable Holdings, Inc. | 953 | $202.8K | 0.00% | +953 | New |
| Atomi Financial Group, Inc. | 963 | $204.9K | 0.01% | +963 | New |
| Capital Performance Advisors LLP | 971 | $206.6K | 0.03% | +971 | New |
| Warren Averett Asset Management, LLC | 978 | $208.1K | 0.00% | +978 | New |
| Skopos Labs, Inc. | 1,212 | $208.5K | 0.03% | 00.0% | Unchanged |
| Quent Capital, LLC | 981 | $208.8K | 0.02% | +981 | New |
| Brinker Capital Investments, LLC | 986 | $209.8K | 0.00% | +986 | New |
| Thompson Davis & Co., Inc. | 990 | $210.7K | 0.13% | +990 | New |
| PVG Asset Management Corp | 996 | $212.0K | 0.78% | +996 | New |
| Agp Franklin, LLC | 1,000 | $212.8K | 0.10% | +1,000 | New |
| Aigen Investment Management, LP | 1,003 | $213.4K | 0.03% | +1,003 | New |
| Keystone Financial Services | 1,004 | $213.7K | 0.07% | +1,004 | New |
| Smithfield Trust Co | 1,010 | $215.0K | 0.01% | +400+65.6% | Added |
| Trajan Wealth LLC | 1,013 | $215.6K | 0.01% | −352−25.8% | Reduced |
| Baird Financial Group, Inc. | 1,013 | $215.6K | 0.00% | +1,013 | New |
| HighPoint Advisor Group LLC | 1,016 | $216.2K | 0.01% | +1,016 | New |
| Diametric Capital, LP | 1,027 | $218.6K | 0.08% | +1,027 | New |
| Quantum Financial Advisors, LLC | 1,027 | $218.6K | 0.03% | +1,027 | New |
| Oppenheimer Asset Management Inc. | 1,029 | $219.0K | 0.00% | +1,029 | New |
| Acadian Asset Management LLC | 1,049 | $223.0K | 0.00% | −903−46.3% | Reduced |
| Groupama Asset Managment | 1,048 | $223.0K | 0.00% | +1,048 | New |
| Pitcairn Co | 1,058 | $225.2K | 0.02% | −400−27.4% | Reduced |
| Rafferty Asset Management, LLC | 1,059 | $225.4K | 0.00% | +1,059 | New |
| Moneta Group Investment Advisors LLC | 1,060 | $225.6K | 0.00% | +1,060 | New |
| Empowered Funds, LLC | 1,062 | $226.0K | 0.00% | +1,062 | New |
| Cooper Financial Group | 1,065 | $226.6K | 0.03% | +1,065 | New |
| Pinnacle Associates Ltd | 1,074 | $228.6K | 0.00% | +1,074 | New |
| Kaufman Rossin Wealth, LLC | 1,079 | $229.6K | 0.13% | +1,079 | New |
| Versant Capital Management, Inc | 1,092 | $232.4K | 0.03% | +51+4.9% | Added |
| Donaldson Capital Management, LLC | 1,100 | $234.1K | 0.01% | +1,100 | New |
| Change Path, LLC | 1,100 | $234.1K | 0.01% | +1,100 | New |
| waypoint wealth counsel | 1,100 | $234.1K | 0.09% | +1,100 | New |
| Atlantic Union Bankshares Corp | 1,115 | $237.3K | 0.00% | +200+21.9% | Added |
| Murphy & Mullick Capital Management Corp | 1,120 | $238.3K | 0.18% | 00.0% | Unchanged |
| Foundations Investment Advisors, LLC | 1,123 | $239.0K | 0.00% | −214−16.0% | Reduced |
| Flow Traders U.S. LLC | 1,122 | $239.0K | 0.01% | +1,122 | New |
| Ariadne Wealth Management, LP | 1,271 | $241.6K | 0.11% | −127−9.1% | Reduced |
| Independent Financial Group, LLC | 1,139 | $242.4K | 0.01% | +1,139 | New |
| Kovitz Investment Group Partners, LLC | 1,186 | $252.4K | 0.00% | +1,186 | New |
| Wealthcare Advisory Partners LLC | 1,190 | $253.2K | 0.01% | +1,190 | New |
| Allianz Asset Management GmbH | 1,207 | $256.9K | 0.00% | +1,207 | New |
| Caerus Investment Advisors, LLC | 1,212 | $257.9K | 0.11% | +1,212 | New |
| Moody Aldrich Partners LLC | 1,215 | $258.6K | 0.05% | −5−0.4% | Reduced |
| Wealthspire Advisors, LLC | 1,222 | $260.1K | 0.00% | −29−2.3% | Reduced |
| Journey Strategic Wealth LLC | 1,232 | $262.2K | 0.01% | +1,232 | New |
| PEAK6 LLC | 1,234 | $262.6K | 0.01% | +1,234 | New |
| Aaron Wealth Advisors | 1,241 | $264.1K | 0.02% | +1,241 | New |
| Allworth Financial LP | 1,247 | $265.4K | 0.00% | +361+40.7% | Added |
| EverSource Wealth Advisors, LLC | 1,248 | $265.6K | 0.01% | +221+21.5% | Added |
| Snowden Capital Advisors LLC | 1,250 | $266.0K | 0.01% | +1,250 | New |
| Motley Fool Asset Management LLC | 1,264 | $269.0K | 0.01% | +5+0.4% | Added |
| Mindset Wealth Management, LLC | 1,290 | $274.5K | 0.07% | +1,290 | New |
| Arcadia Investment Management Corp | 1,292 | $275.0K | 0.04% | +1,292 | New |
| Jag Capital Management, LLC | 1,314 | $279.6K | 0.03% | +1,314 | New |
| American Trust | 1,317 | $280.3K | 0.02% | +130+11.0% | Added |
| Sym Financial Corp | 1,331 | $283.3K | 0.03% | −40−2.9% | Reduced |
| Claret Asset Management Corp | 1,334 | $284.0K | 0.03% | −19−1.4% | Reduced |
| Oak Thistle LLC | 1,337 | $284.5K | 0.04% | −15,176−91.9% | Reduced |
| Poinciana Advisors Group, LLC | 1,343 | $285.8K | 0.24% | −139−9.4% | Reduced |
| Transcend Wealth Collective, LLC | 1,348 | $286.9K | 0.02% | +1,348 | New |
| Inscription Capital, LLC | 1,349 | $287.1K | 0.03% | +17+1.3% | Added |
| Kestra Advisory Services, LLC | 1,371 | $291.8K | 0.00% | +66+5.1% | Added |
| Savvy Advisors, Inc. | 1,384 | $294.5K | 0.01% | +1,384 | New |
| Sherbrooke Park Advisers LLC | 1,393 | $296.4K | 0.14% | −1,106−44.3% | Reduced |
| DMG Group, LLC | 1,400 | $297.9K | 0.21% | −2−0.1% | Reduced |
| Ashton Thomas Private Wealth, LLC | 1,410 | $300.1K | 0.01% | +1,410 | New |
| Level Four Advisory Services, LLC | 1,420 | $302.2K | 0.01% | −10−0.7% | Reduced |
| Meiji Yasuda Asset Management Co Ltd. | 1,425 | $303.3K | 0.01% | −36−2.5% | Reduced |
| EntryPoint Capital, LLC | 1,425 | $303.3K | 0.12% | +1,425 | New |
| Renasant Bank | 1,426 | $303.5K | 0.19% | −141−9.0% | Reduced |
| Brand Asset Management Group, Inc. | 1,428 | $303.9K | 0.09% | +1,428 | New |
| Profund Advisors LLC | 1,433 | $305.0K | 0.01% | +12+0.8% | Added |
| GAMMA Investing LLC | 1,433 | $305.0K | 0.02% | +171+13.5% | Added |