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 2023
Institutional positions in Mastec Inc as of Sep 30, 2023. 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
- 382
- −5 vs. Q2 2023
- Shares held
- 57.1M
- −963.7K (−1.7%) vs. Q2 2023
- Total value
- $4.11B
- −$2.72B (−39.8%) vs. Q2 2023
- New holders
- 60
- 112 more added
- Sold out
- 65
- 141 more reduced
6 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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 2023
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 5,970,130 | $429.7M | 0.01% | +33,592+0.6% | Added |
| BlackRock Inc. | 5,334,643 | $383.9M | 0.01% | +104,684+2.0% | Added |
| Allspring Global Investments Holdings, LLC | 3,658,067 | $263.3M | 0.47% | +17,369+0.5% | Added |
| Nordea Investment Management AB | 2,936,689 | $213.6M | 0.30% | −42,592−1.4% | Reduced |
| Alliancebernstein L.P. | 2,555,174 | $183.9M | 0.08% | +827,401+47.9% | Added |
| State Street Corp | 1,698,481 | $122.2M | 0.01% | +25,015+1.5% | Added |
| Invesco Ltd. | 1,576,273 | $113.4M | 0.03% | −101,875−6.1% | Reduced |
| Electron Capital Partners, LLC | 1,486,335 | $107.0M | 5.43% | +66,589+4.7% | Added |
| Macquarie Group Ltd | 1,433,146 | $103.1M | 0.13% | −64,293−4.3% | Reduced |
| Dimensional Fund Advisors LP | 1,395,388 | $100.4M | 0.03% | −419,095−23.1% | Reduced |
| Legacy Advisors, LLC | 1,371,376 | $98.7M | 15.90% | −85,470−5.9% | Reduced |
| Citadel Advisors LLC | 1,061,457 | $76.4M | 0.08% | +425,657+66.9% | Added |
| Hill City Capital, LP | 935,000 | $67.3M | 9.03% | +405,000+76.4% | Added |
| Geode Capital Management, LLC | 912,022 | $65.6M | 0.01% | +24,889+2.8% | Added |
| Ci Investments Inc. | 798,029 | $57.4M | 0.32% | +796,253+44,834.1% | Added |
| Marshall Wace, LLP | 789,897 | $56.8M | 0.12% | +326,716+70.5% | Added |
| Frontier Capital Management Co LLC | 728,877 | $52.5M | 0.58% | −248,138−25.4% | Reduced |
| JPMorgan Chase & Co | 727,852 | $52.4M | 0.01% | −20,959−2.8% | Reduced |
| Norges Bank | 594,915 | $42.8M | 0.01% | −41,132−6.5% | Reduced |
| Charles Schwab Investment Management Inc | 571,968 | $41.2M | 0.01% | +3,337+0.6% | Added |
| Alyeska Investment Group, L.P. | 539,588 | $38.8M | 0.27% | +368,478+215.3% | Added |
| Bank of New York Mellon Corp | 537,773 | $38.7M | 0.01% | +5,059+0.9% | Added |
| Point72 Asset Management, L.P. | 520,661 | $37.5M | 0.13% | +28,661+5.8% | Added |
| Encompass Capital Advisors LLC | 509,087 | $36.6M | 2.28% | +201,574+65.5% | Added |
| ACK Asset Management LLC | 505,000 | $36.3M | 5.28% | −10,000−1.9% | Reduced |
| Orbis Allan Gray Ltd | 498,210 | $35.9M | 0.26% | +60,249+13.8% | Added |
| Hood River Capital Management LLC | 490,888 | $35.3M | 1.13% | −633,265−56.3% | Reduced |
| Morgan Stanley | 462,650 | $33.3M | 0.00% | −14,341−3.0% | Reduced |
| Vontobel Holding Ltd. | 446,244 | $32.1M | 0.30% | +35,027+8.5% | Added |
| Northern Trust Corp | 435,333 | $31.3M | 0.01% | −4,545−1.0% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 415,190 | $29.9M | 0.07% | +35,997+9.5% | Added |
| FMR LLC | 415,037 | $29.9M | 0.00% | −1,583−0.4% | Reduced |
| Goldman Sachs Group Inc | 408,604 | $29.4M | 0.01% | +49,901+13.9% | Added |
| Schonfeld Strategic Advisors LLC | 359,144 | $25.8M | 0.24% | +354,163+7,110.3% | Added |
| DnB Asset Management AS | 348,569 | $25.1M | 0.15% | +40,698+13.2% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 332,527 | $23.9M | 0.11% | −79,928−19.4% | Reduced |
| Country Trust Bank | 327,248 | $23.6M | 0.69% | +65,522+25.0% | Added |
| British Columbia Investment Management Corp | 327,066 | $23.5M | 0.22% | +240,066+275.9% | Added |
| Manufacturers Life Insurance Company, The | 324,638 | $23.4M | 0.01% | +7,873+2.5% | Added |
| Schroder Investment Management Group | 315,272 | $22.7M | 0.03% | +185,020+142.0% | Added |
| Peconic Partners LLC | 301,047 | $21.7M | 1.26% | −348,953−53.7% | Reduced |
| Swedbank AB | 280,200 | $20.2M | 0.04% | 00.0% | Unchanged |
| Lombard Odier Asset Management (Europe) Ltd | 259,703 | $18.7M | 0.98% | +33,531+14.8% | Added |
| Edmond de Rothschild Holding S.A. | 243,617 | $17.5M | 0.36% | +55,000+29.2% | Added |
| Loomis Sayles & Co L P | 237,491 | $17.1M | 0.03% | +2,821+1.2% | Added |
| Credit Suisse AG | 237,086 | $17.1M | 0.02% | −39,682−14.3% | Reduced |
| UBS Asset Management Americas Inc | 236,447 | $17.0M | 0.01% | −22,385−8.6% | Reduced |
| Bank of America Corp | 235,854 | $17.0M | 0.00% | −50,369−17.6% | Reduced |
| Bruni J V & Co | 232,786 | $16.8M | 2.36% | −3,062−1.3% | Reduced |
| Millennium Management LLC | 231,013 | $16.6M | 0.02% | −288,480−55.5% | Reduced |
| Principal Financial Group Inc | 223,109 | $16.1M | 0.01% | −39,932−15.2% | Reduced |
| Kennedy Capital Management, Inc. | 207,810 | $15.0M | 0.36% | +4,976+2.5% | Added |
| Arosa Capital Management LP | 204,392 | $14.7M | 5.71% | −20,900−9.3% | Reduced |
| Pzena Investment Management LLC | 201,777 | $14.5M | 0.06% | 00.0% | Unchanged |
| Cubist Systematic Strategies, LLC | 198,729 | $14.3M | 0.18% | +198,729 | New |
| Twinbeech Capital LP | 196,295 | $14.1M | 0.27% | +196,295 | New |
| Candriam Luxembourg S.C.A. | 193,964 | $14.0M | 0.11% | −207,034−51.6% | Reduced |
| Rhumbline Advisers | 191,890 | $13.8M | 0.02% | −992−0.5% | Reduced |
| Nuveen Asset Management, LLC | 187,218 | $13.5M | 0.00% | −29,378−13.6% | Reduced |
| Ameriprise Financial Inc | 180,982 | $13.0M | 0.00% | −1,457,072−89.0% | Reduced |
| Community Trust & Investment Co | 178,193 | $12.8M | 1.07% | +40,480+29.4% | Added |
| Kirr Marbach & Co LLC | 174,313 | $12.5M | 3.56% | +739+0.4% | Added |
| First Trust Advisors LP | 169,676 | $12.2M | 0.01% | −105,923−38.4% | Reduced |
| Qube Research & Technologies Ltd | 161,308 | $11.6M | 0.03% | +161,308 | New |
| Retirement Systems of Alabama | 158,155 | $11.4M | 0.05% | +5,548+3.6% | Added |
| DekaBank Deutsche Girozentrale | 151,650 | $11.0M | 0.03% | −328,100−68.4% | Reduced |
| Pantechnicon Advisors LLP | 152,000 | $10.9M | 4.73% | +57,000+60.0% | Added |
| SEI Investments Co | 144,328 | $10.4M | 0.02% | −21,049−12.7% | Reduced |
| Kornitzer Capital Management Inc | 139,699 | $10.1M | 0.21% | −20,000−12.5% | Reduced |
| Swiss National Bank | 138,700 | $9.98M | 0.01% | +1,500+1.1% | Added |
| Bragg Financial Advisors, Inc | 130,044 | $9.36M | 0.49% | +9,048+7.5% | Added |
| Muhlenkamp & Co Inc | 129,677 | $9.33M | 3.22% | +1,858+1.5% | Added |
| California Public Employees Retirement System | 113,984 | $8.20M | 0.01% | +3,223+2.9% | Added |
| Truist Financial Corp | 110,604 | $7.96M | 0.01% | −2,186−1.9% | Reduced |
| Tudor Investment Corp Et Al | 109,963 | $7.91M | 0.12% | +109,963 | New |
| PointState Capital LP | 106,472 | $7.66M | 0.26% | +106,472 | New |
| Moran Wealth Management, LLC | 93,463 | $6.73M | 0.26% | −2,480−2.6% | Reduced |
| Legal & General Group Plc | 92,527 | $6.66M | 0.00% | +80+0.1% | Added |
| Royce & Associates LP | 92,267 | $6.64M | 0.07% | 00.0% | Unchanged |
| Wells Fargo & Company | 92,060 | $6.63M | 0.00% | −13,192−12.5% | Reduced |
| State of Wisconsin Investment Board | 87,550 | $6.30M | 0.02% | −942−1.1% | Reduced |
| Raymond James & Associates | 86,771 | $6.24M | 0.01% | +1,912+2.3% | Added |
| CapWealth Advisors, LLC | 85,233 | $6.13M | 0.79% | +1,368+1.6% | Added |
| American International Group, Inc. | 85,174 | $6.13M | 0.04% | −4,836−5.4% | Reduced |
| FACT Capital, LP | 84,418 | $6.08M | 2.41% | +23,805+39.3% | Added |
| Pinebridge Investments, L.P. | 84,122 | $6.05M | 0.07% | +84,122 | New |
| Squarepoint Ops LLC | 77,375 | $5.57M | 0.03% | +27,773+56.0% | Added |
| Agf Management Ltd | 75,977 | $5.47M | 0.04% | −150.0% | Reduced |
| Daiwa Securities Group Inc. | 74,000 | $5.33M | 0.04% | −126,575−63.1% | Reduced |
| Smith, Graham & Co., Investment Advisors, LP | 70,194 | $5.05M | 0.63% | +10,040+16.7% | Added |
| California State Teachers Retirement System | 70,058 | $5.04M | 0.01% | −6,712−8.7% | Reduced |
| Assenagon Asset Management S.A. | 69,120 | $4.97M | 0.02% | +69,120 | New |
| Jane Street Group, LLC | 67,278 | $4.84M | 0.01% | +48,117+251.1% | Added |
| Engineers Gate Manager LP | 67,055 | $4.83M | 0.18% | +67,055 | New |
| New York State Common Retirement Fund | 66,130 | $4.76M | 0.01% | −27,102−29.1% | Reduced |
| Townsend Asset Management Corp | 64,137 | $4.62M | 2.33% | +3,790+6.3% | Added |
| Barclays PLC | 61,945 | $4.46M | 0.00% | +24,816+66.8% | Added |
| Bellecapital International Ltd. | 58,120 | $4.18M | 1.05% | +282+0.5% | Added |
| HSBC Holdings PLC | 56,674 | $4.07M | 0.00% | +50,157+769.6% | Added |
| Jacobs Levy Equity Management, Inc | 56,349 | $4.06M | 0.02% | +56,349 | New |