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 2024
Institutional positions in Mastec Inc as of Dec 31, 2024. 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
- 532
- +70 vs. Q3 2024
- Shares held
- 57.5M
- +5.53K (0.0%) vs. Q3 2024
- Total value
- $7.83B
- +$762.0M (+10.8%) vs. Q3 2024
- New holders
- 111
- 192 more added
- Sold out
- 41
- 155 more reduced
8 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: 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 2024
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 7,293,320 | $992.9M | 0.02% | +1,248,054+20.6% | Added |
| Vanguard Group Inc | 5,754,086 | $783.4M | 0.01% | −253,637−4.2% | Reduced |
| Hill City Capital, LP | 2,130,000 | $290.0M | 18.57% | 00.0% | Unchanged |
| Invesco Ltd. | 2,006,285 | $273.1M | 0.05% | −54,576−2.6% | Reduced |
| Nordea Investment Management AB | 1,952,033 | $265.4M | 0.28% | −33,725−1.7% | Reduced |
| State Street Corp | 1,902,832 | $259.1M | 0.01% | +78,865+4.3% | Added |
| Pacer Advisors, Inc. | 1,683,102 | $229.1M | 0.50% | −577,763−25.6% | Reduced |
| Hood River Capital Management LLC | 1,531,104 | $208.4M | 3.08% | +51,531+3.5% | Added |
| Millennium Management LLC | 1,460,349 | $198.8M | 0.17% | −292,917−16.7% | Reduced |
| Dimensional Fund Advisors LP | 1,180,073 | $160.7M | 0.04% | −43,403−3.5% | Reduced |
| Alliancebernstein L.P. | 1,144,726 | $155.8M | 0.05% | −264,118−18.7% | Reduced |
| Electron Capital Partners, LLC | 1,036,909 | $141.2M | 8.15% | −229,660−18.1% | Reduced |
| Geode Capital Management, LLC | 1,026,138 | $139.7M | 0.01% | −1570.0% | Reduced |
| Macquarie Group Ltd | 822,149 | $111.9M | 0.14% | −249,514−23.3% | Reduced |
| Legacy Advisors, LLC | 818,646 | $111.5M | 10.82% | +78,777+10.6% | Added |
| AQR Capital Management LLC | 779,472 | $106.1M | 0.14% | +91,564+13.3% | Added |
| Point72 Asset Management, L.P. | 734,211 | $100.0M | 0.27% | −30,178−3.9% | Reduced |
| Citadel Advisors LLC | 669,237 | $91.1M | 0.08% | −219,293−24.7% | Reduced |
| Balyasny Asset Management LLC | 627,670 | $85.5M | 0.20% | +363,502+137.6% | Added |
| Charles Schwab Investment Management Inc | 624,468 | $85.0M | 0.02% | −5,847−0.9% | Reduced |
| First Trust Advisors LP | 587,788 | $80.0M | 0.07% | +373,145+173.8% | Added |
| UBS Group AG | 570,366 | $77.6M | 0.02% | +323,333+130.9% | Added |
| Bank of New York Mellon Corp | 556,686 | $75.8M | 0.01% | +114,502+25.9% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 546,424 | $74.4M | 0.16% | +33,332+6.5% | Added |
| ACK Asset Management LLC | 531,800 | $72.4M | 9.70% | −240,500−31.1% | Reduced |
| Northern Trust Corp | 521,142 | $70.9M | 0.01% | +59,130+12.8% | Added |
| Morgan Stanley | 452,049 | $61.5M | 0.00% | −59,290−11.6% | Reduced |
| Arrowstreet Capital, Limited Partnership | 440,065 | $59.9M | 0.05% | +440,065 | New |
| JPMorgan Chase & Co | 433,255 | $59.0M | 0.00% | −173,979−28.7% | Reduced |
| Bank of America Corp | 406,051 | $55.3M | 0.01% | +142,869+54.3% | Added |
| Prudential Financial Inc | 405,187 | $55.2M | 0.08% | +139,235+52.4% | Added |
| Goldman Sachs Group Inc | 395,797 | $53.9M | 0.01% | +152,955+63.0% | Added |
| Jacobs Levy Equity Management, Inc | 387,031 | $52.7M | 0.19% | −10,436−2.6% | Reduced |
| Samlyn Capital, LLC | 375,057 | $51.1M | 0.81% | +2,082+0.6% | Added |
| Wolf Hill Capital Management, LP | 373,965 | $50.9M | 4.11% | +15,300+4.3% | Added |
| Vontobel Holding Ltd. | 373,090 | $50.8M | 0.17% | −158,303−29.8% | Reduced |
| Merewether Investment Management, LP | 342,383 | $46.6M | 1.86% | +342,383 | New |
| Cooper Creek Partners Management LLC | 317,966 | $43.3M | 1.34% | −439,926−58.0% | Reduced |
| UBS Asset Management Americas Inc | 308,174 | $42.0M | 0.01% | −34,144−10.0% | Reduced |
| Mackenzie Financial Corp | 302,640 | $41.2M | 0.06% | −30,000−9.0% | Reduced |
| Country Trust Bank | 287,961 | $39.2M | 0.98% | +28,350+10.9% | Added |
| Barclays PLC | 275,216 | $37.5M | 0.02% | +33,150+13.7% | Added |
| DnB Asset Management AS | 267,115 | $36.4M | 0.16% | −46,452−14.8% | Reduced |
| Van Eck Associates Corp | 264,320 | $36.0M | 0.05% | −18,650−6.6% | Reduced |
| Manufacturers Life Insurance Company, The | 249,432 | $34.0M | 0.03% | −46,732−15.8% | Reduced |
| Freestone Grove Partners LP | 233,069 | $31.7M | 0.39% | +233,069 | New |
| Qube Research & Technologies Ltd | 215,194 | $29.3M | 0.05% | +129,802+152.0% | Added |
| Principal Financial Group Inc | 209,342 | $28.5M | 0.02% | +41,661+24.8% | Added |
| Orbis Allan Gray Ltd | 207,153 | $28.2M | 0.15% | −151,660−42.3% | Reduced |
| Schonfeld Strategic Advisors LLC | 204,414 | $27.8M | 0.18% | +29,338+16.8% | Added |
| SG Capital Management LLC | 199,231 | $27.1M | 2.98% | −197,217−49.7% | Reduced |
| Canada Pension Plan Investment Board | 194,300 | $26.5M | 0.03% | −13,500−6.5% | Reduced |
| Assenagon Asset Management S.A. | 186,175 | $25.3M | 0.05% | −140,307−43.0% | Reduced |
| Hampton Road Capital Management LP | 173,814 | $23.7M | 4.14% | +173,814 | New |
| Lord, Abbett & Co. LLC | 172,926 | $23.5M | 0.07% | +172,926 | New |
| Cartenna Capital, LP | 172,190 | $23.4M | 1.73% | +172,190 | New |
| Kirr Marbach & Co LLC | 171,692 | $23.4M | 5.06% | −2,089−1.2% | Reduced |
| Goodlander Investment Management, LLC | 170,000 | $23.1M | 17.03% | +170,000 | New |
| Rhumbline Advisers | 169,364 | $23.1M | 0.02% | −3,000−1.7% | Reduced |
| Gotham Asset Management, LLC | 167,694 | $22.8M | 0.22% | −25,398−13.2% | Reduced |
| Nuveen Asset Management, LLC | 165,020 | $22.5M | 0.01% | −27,877−14.5% | Reduced |
| Community Trust & Investment Co | 161,093 | $21.9M | 1.36% | −22,224−12.1% | Reduced |
| Bain Capital Public Equity Management II, LLC | 158,948 | $21.6M | 0.99% | +158,948 | New |
| Bruni J V & Co | 158,227 | $21.5M | 2.44% | −70,841−30.9% | Reduced |
| Frontier Capital Management Co LLC | 154,369 | $21.0M | 0.20% | −23,606−13.3% | Reduced |
| Ameriprise Financial Inc | 144,098 | $19.6M | 0.01% | +40,483+39.1% | Added |
| Trexquant Investment LP | 131,878 | $18.0M | 0.21% | +35,638+37.0% | Added |
| Raymond James Financial Inc | 130,573 | $17.8M | 0.01% | +130,573 | New |
| Royal Bank of Canada | 130,301 | $17.7M | 0.00% | +82,929+175.1% | Added |
| Verition Fund Management LLC | 125,736 | $17.1M | 0.09% | +87,102+225.5% | Added |
| Swiss National Bank | 124,600 | $17.0M | 0.01% | +400+0.3% | Added |
| Russell Investments Group, Ltd. | 123,944 | $16.9M | 0.02% | +2,416+2.0% | Added |
| Renaissance Technologies LLC | 121,723 | $16.6M | 0.02% | +121,723 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 120,129 | $16.4M | 0.05% | +8,455+7.6% | Added |
| Alyeska Investment Group, L.P. | 118,607 | $16.1M | 0.06% | −491,937−80.6% | Reduced |
| Los Angeles Capital Management LLC | 114,694 | $15.6M | 0.06% | +88,741+341.9% | Added |
| Intrinsic Edge Capital Management LLC | 113,698 | $15.5M | 2.10% | −89,908−44.2% | Reduced |
| HSBC Holdings PLC | 113,346 | $15.5M | 0.01% | +31,815+39.0% | Added |
| California Public Employees Retirement System | 106,779 | $14.5M | 0.01% | −3,450−3.1% | Reduced |
| Muhlenkamp & Co Inc | 105,504 | $14.4M | 4.36% | +233+0.2% | Added |
| State of Wisconsin Investment Board | 105,497 | $14.4M | 0.04% | +14,373+15.8% | Added |
| Great Lakes Advisors, LLC | 104,685 | $14.3M | 0.12% | −2,922−2.7% | Reduced |
| Wells Fargo & Company | 100,230 | $13.6M | 0.00% | +37,056+58.7% | Added |
| 1060 Capital, LLC | 100,000 | $13.6M | 26.98% | +10,000+11.1% | Added |
| Legal & General Group Plc | 98,035 | $13.3M | 0.00% | +1,486+1.5% | Added |
| Pinebridge Investments, L.P. | 95,792 | $13.0M | 0.10% | −52,508−35.4% | Reduced |
| Raiffeisen Bank International AG | 91,000 | $12.4M | 0.19% | +91,000 | New |
| Cubist Systematic Strategies, LLC | 88,709 | $12.1M | 0.20% | +64,490+266.3% | Added |
| HRT Financial LP | 87,810 | $12.0M | 0.06% | +87,810 | New |
| Moran Wealth Management, LLC | 87,292 | $11.9M | 0.38% | −2,049−2.3% | Reduced |
| SEI Investments Co | 83,068 | $11.3M | 0.01% | −8,342−9.1% | Reduced |
| ING Groep NV | 79,200 | $10.8M | 0.07% | +55,000+227.3% | Added |
| Royce & Associates LP | 78,980 | $10.8M | 0.10% | −5,979−7.0% | Reduced |
| Makena Capital Management LLC | 78,707 | $10.7M | 1.74% | −8,439−9.7% | Reduced |
| SIR Capital Management, L.P. | 77,723 | $10.6M | 1.09% | +17,500+29.1% | Added |
| Retirement Systems of Alabama | 74,858 | $10.2M | 0.04% | +102+0.1% | Added |
| Yaupon Capital Management LP | 74,294 | $10.1M | 0.64% | +74,294 | New |
| Two Sigma Advisers, LP | 74,200 | $10.1M | 0.02% | +13,000+21.2% | Added |
| D. E. Shaw & Co., Inc. | 72,874 | $9.92M | 0.01% | +65,225+852.7% | Added |
| Candriam Luxembourg S.C.A. | 70,673 | $9.62M | 0.06% | −81,436−53.5% | Reduced |