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 2021
Institutional positions in Mastec Inc as of Sep 30, 2021. 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
- 366
- −43 vs. Q2 2021
- Shares held
- 52.4M
- −1.96M (−3.6%) vs. Q2 2021
- Total value
- $4.53B
- −$1.24B (−21.5%) vs. Q2 2021
- New holders
- 36
- 134 more added
- Sold out
- 79
- 132 more reduced
6 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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 2021
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Schroder Investment Management Group | 23,188 | $2.00M | 0.00% | −10,424−31.0% | Reduced |
| Dynamic Technology Lab Private Ltd | 23,267 | $2.01M | 0.24% | +1,767+8.2% | Added |
| Quadrature Capital Ltd | 23,424 | $2.02M | 0.07% | +23,424 | New |
| Campbell Newman Asset Management Inc | 23,673 | $2.04M | 0.21% | +1,139+5.1% | Added |
| Two Sigma Advisers, LP | 23,800 | $2.05M | 0.01% | +15,100+173.6% | Added |
| Illinois Municipal Retirement Fund | 23,953 | $2.07M | 0.08% | 00.0% | Unchanged |
| HBK Sorce Advisory LLC | 23,955 | $2.07M | 0.11% | +56+0.2% | Added |
| Evergreen Capital Management LLC | 24,949 | $2.15M | 0.10% | +24,949 | New |
| SEI Investments Co | 24,987 | $2.15M | 0.00% | −13,119−34.4% | Reduced |
| Spouting Rock Asset Management, LLC | 25,657 | $2.21M | 1.10% | +113+0.4% | Added |
| Hancock Whitney Corp | 25,706 | $2.22M | 0.08% | −22,520−46.7% | Reduced |
| Qube Research & Technologies Ltd | 26,079 | $2.25M | 0.03% | −3,811−12.8% | Reduced |
| Malaga Cove Capital, LLC | 26,257 | $2.27M | 0.94% | +2,638+11.2% | Added |
| BNP Paribas Arbitrage, SA | 26,677 | $2.30M | 0.01% | −6,719−20.1% | Reduced |
| Eudaimonia Partners, LLC | 26,806 | $2.31M | 0.42% | +2,436+10.0% | Added |
| Comerica Bank | 26,300 | $2.33M | 0.01% | −4,976−15.9% | Reduced |
| IMA Wealth, Inc. | 27,224 | $2.35M | 0.55% | −7,193−20.9% | Reduced |
| State of Tennessee, Treasury Department | 27,283 | $2.35M | 0.01% | −2,717−9.1% | Reduced |
| Great West Life Assurance Co | 27,091 | $2.36M | 0.01% | +4,813+21.6% | Added |
| MetLife Investment Management | 27,490 | $2.37M | 0.02% | −730−2.6% | Reduced |
| Weiss Multi-Strategy Advisers LLC | 28,575 | $2.46M | 0.05% | +5,481+23.7% | Added |
| Bridge City Capital, LLC | 28,647 | $2.47M | 1.12% | −7,670−21.1% | Reduced |
| PFS Investments Inc. | 24,834 | $2.47M | 0.05% | +6,052+32.2% | Added |
| State Board of Administration of Florida Retirement System | 28,820 | $2.49M | 0.00% | +5,121+21.6% | Added |
| Susquehanna International Group, LLP | 29,870 | $2.58M | 0.00% | −66,916−69.1% | Reduced |
| Verition Fund Management LLC | 29,908 | $2.58M | 0.04% | +507+1.7% | Added |
| Voya Investment Management LLC | 30,280 | $2.61M | 0.01% | −677−2.2% | Reduced |
| State of New Jersey Common Pension Fund D | 30,558 | $2.64M | 0.01% | −4,815−13.6% | Reduced |
| Employees Retirement System of Texas | 31,000 | $2.67M | 0.03% | 00.0% | Unchanged |
| New York State Teachers Retirement System | 31,418 | $2.71M | 0.01% | +3,099+10.9% | Added |
| Jane Street Group, LLC | 32,691 | $2.82M | 0.01% | −86,577−72.6% | Reduced |
| Envestnet Asset Management Inc | 32,726 | $2.82M | 0.00% | −451,885−93.2% | Reduced |
| Credit Agricole S A | 33,316 | $2.87M | 0.10% | +5,128+18.2% | Added |
| Raymond James & Associates | 34,046 | $2.94M | 0.00% | −18,386−35.1% | Reduced |
| Taylor Wealth Management Partners | 35,002 | $3.02M | 1.08% | +35,002 | New |
| Gs Investments, Inc. | 35,598 | $3.07M | 1.61% | +35,598 | New |
| Public Employees Retirement System of Ohio | 36,316 | $3.13M | 0.01% | +3,664+11.2% | Added |
| Russell Investments Group, Ltd. | 36,556 | $3.15M | 0.01% | −23,873−39.5% | Reduced |
| West Coast Financial LLC | 36,695 | $3.17M | 0.51% | +1,703+4.9% | Added |
| Livforsakringsbolaget Skandia, Omsesidigt | 37,700 | $3.25M | 0.20% | 00.0% | Unchanged |
| Victory Capital Management Inc | 39,693 | $3.42M | 0.00% | −9,934−20.0% | Reduced |
| Sirios Capital Management L P | 39,797 | $3.43M | 0.36% | +6,356+19.0% | Added |
| Gilder Gagnon Howe & Co LLC | 39,882 | $3.44M | 0.02% | −988−2.4% | Reduced |
| Price T Rowe Associates Inc | 40,193 | $3.47M | 0.00% | −1,260−3.0% | Reduced |
| Commonwealth Equity Services, LLC | 40,576 | $3.50M | 0.01% | −4,701−10.4% | Reduced |
| Icon Advisers Inc | 41,000 | $3.54M | 0.60% | −12,395−23.2% | Reduced |
| Pacer Advisors, Inc. | 41,272 | $3.56M | 0.05% | +35,321+593.5% | Added |
| Texas Permanent School Fund | 42,329 | $3.65M | 0.04% | +241+0.6% | Added |
| United Capital Financial Advisers, LLC | 44,150 | $3.81M | 0.02% | +5,832+15.2% | Added |
| Winmill & Co. Inc | 45,500 | $3.93M | 1.26% | 00.0% | Unchanged |
| Advisors Asset Management, Inc. | 46,083 | $3.98M | 0.06% | +992+2.2% | Added |
| AXA S.A. | 46,800 | $4.04M | 0.01% | −5,000−9.7% | Reduced |
| Marietta Investment Partners LLC | 47,187 | $4.07M | 0.93% | −60−0.1% | Reduced |
| US Bancorp | 48,489 | $4.18M | 0.01% | +4,827+11.1% | Added |
| Leuthold Group, LLC | 48,769 | $4.21M | 0.52% | +145+0.3% | Added |
| Amalgamated Bank | 49,094 | $4.24M | 0.04% | −3,727−7.1% | Reduced |
| HSBC Holdings PLC | 49,649 | $4.28M | 0.00% | +36,560+279.3% | Added |
| Profit Investment Management, LLC | 50,367 | $4.35M | 3.02% | −8,424−14.3% | Reduced |
| Mutual of America Capital Management LLC | 50,439 | $4.35M | 0.04% | −235−0.5% | Reduced |
| Occudo Quantitative Strategies LP | 51,177 | $4.42M | 0.53% | +45,782+848.6% | Added |
| South Dakota Investment Council | 51,406 | $4.43M | 0.08% | 00.0% | Unchanged |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 52,007 | $4.49M | 0.01% | +47,317+1,008.9% | Added |
| SG Americas Securities, LLC | 52,293 | $4.51M | 0.02% | +14,471+38.3% | Added |
| Citigroup Inc | 53,280 | $4.60M | 0.00% | +11,370+27.1% | Added |
| First Republic Investment Management, Inc. | 53,919 | $4.65M | 0.01% | +9,112+20.3% | Added |
| Menlo Advisors LLC | 53,965 | $4.66M | 2.46% | +25,400+88.9% | Added |
| Royal Bank of Canada | 55,078 | $4.75M | 0.00% | −13,364−19.5% | Reduced |
| Asset Management One Co.,Ltd. | 56,713 | $4.89M | 0.02% | +4,695+9.0% | Added |
| Duality Advisers, LP | 58,448 | $5.04M | 0.39% | +18,392+45.9% | Added |
| Brookfield Asset Management Inc. | 60,084 | $5.18M | 0.02% | −18,843−23.9% | Reduced |
| James Investment Research Inc | 61,231 | $5.28M | 0.49% | −56,678−48.1% | Reduced |
| Baird Financial Group, Inc. | 61,330 | $5.29M | 0.01% | −31,791−34.1% | Reduced |
| Barclays PLC | 61,550 | $5.31M | 0.00% | −12,038−16.4% | Reduced |
| Ensign Peak Advisors, Inc | 61,690 | $5.32M | 0.01% | +11,835+23.7% | Added |
| Thomas J. Herzfeld Advisors, Inc. | 66,874 | $5.77M | 2.55% | 00.0% | Unchanged |
| SIR Capital Management, L.P. | 67,280 | $5.80M | 0.85% | 00.0% | Unchanged |
| First National Bank of Omaha | 67,663 | $5.84M | 0.30% | −33,695−33.2% | Reduced |
| ExodusPoint Capital Management, LP | 67,715 | $5.84M | 0.09% | +20,539+43.5% | Added |
| Picton Mahoney Asset Management | 68,501 | $5.91M | 0.23% | +5,475+8.7% | Added |
| Cubist Systematic Strategies, LLC | 68,727 | $5.93M | 0.07% | −32,634−32.2% | Reduced |
| First Washington CORP | 70,400 | $6.07M | 2.21% | +410+0.6% | Added |
| Smith, Graham & Co., Investment Advisors, LP | 71,886 | $6.20M | 0.62% | −7,929−9.9% | Reduced |
| Daiwa Securities Group Inc. | 77,600 | $6.70M | 0.04% | +32,100+70.5% | Added |
| Squarepoint Ops LLC | 77,908 | $6.72M | 0.05% | −31,683−28.9% | Reduced |
| Deutsche Bank AG | 78,152 | $6.74M | 0.00% | −34,980−30.9% | Reduced |
| Foundry Partners, LLC | 78,682 | $6.79M | 0.24% | −3,753−4.6% | Reduced |
| Legal & General Group Plc | 83,062 | $7.17M | 0.00% | −1,323−1.6% | Reduced |
| Billings Capital Management, LLC | 84,410 | $7.28M | 9.77% | −13,935−14.2% | Reduced |
| Rockefeller Capital Management L.P. | 92,138 | $7.95M | 0.04% | +16,844+22.4% | Added |
| New York State Common Retirement Fund | 92,591 | $7.99M | 0.01% | +16,650+21.9% | Added |
| Parametric Portfolio Associates LLC | 92,901 | $8.02M | 0.00% | −106,542−53.4% | Reduced |
| Scopus Asset Management, L.P. | 93,473 | $8.06M | 0.20% | +21,010+29.0% | Added |
| California State Teachers Retirement System | 97,535 | $8.41M | 0.01% | +1,623+1.7% | Added |
| Carmignac Gestion | 97,721 | $8.43M | 0.11% | 00.0% | Unchanged |
| American International Group, Inc. | 98,538 | $8.50M | 0.05% | −1,785−1.8% | Reduced |
| Rheos Capital Works Inc. | 100,000 | $8.63M | 0.44% | +100,000 | New |
| Community Trust & Investment Co | 107,028 | $9.23M | 0.77% | +4,987+4.9% | Added |
| Balyasny Asset Management LLC | 108,171 | $9.33M | 0.04% | −14,138−11.6% | Reduced |
| Moore Capital Management, LP | 108,460 | $9.36M | 0.19% | +52,318+93.2% | Added |
| UBS Group AG | 108,508 | $9.36M | 0.00% | −5,412−4.8% | Reduced |