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, Q1 2024
Institutional positions in Mastec Inc as of Mar 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
- 382
- +18 vs. Q4 2023
- Shares held
- 59.1M
- −2.48M (−4.0%) vs. Q4 2023
- Total value
- $5.51B
- +$852.8M (+18.3%) vs. Q4 2023
- New holders
- 63
- 114 more added
- Sold out
- 45
- 134 more reduced
4 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2024
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Algert Global LLC | 13,980 | $1.30M | 0.05% | −6,340−31.2% | Reduced |
| Illinois Municipal Retirement Fund | 14,022 | $1.31M | 0.02% | 00.0% | Unchanged |
| Nomura Holdings Inc | 14,264 | $1.33M | 0.01% | +14,264 | New |
| State of Michigan Retirement System | 14,839 | $1.38M | 0.01% | +300+2.1% | Added |
| Oregon Public Employees Retirement Fund | 14,979 | $1.40M | 0.03% | −2,068−12.1% | Reduced |
| Jade Capital Advisors, LLC | 15,000 | $1.40M | 1.05% | +15,000 | New |
| Thrivent Financial for Lutherans | 15,147 | $1.41M | 0.00% | +47+0.3% | Added |
| Gables Capital Management Inc. | 15,350 | $1.43M | 0.79% | +375+2.5% | Added |
| Duality Advisers, LP | 16,024 | $1.49M | 0.15% | −7,104−30.7% | Reduced |
| Arizona State Retirement System | 17,330 | $1.62M | 0.01% | −306−1.7% | Reduced |
| Louisiana State Employees Retirement System | 17,400 | $1.62M | 0.03% | +400+2.4% | Added |
| Ensign Peak Advisors, Inc | 18,383 | $1.71M | 0.00% | −927−4.8% | Reduced |
| Bank of Montreal | 18,353 | $1.71M | 0.00% | +985+5.7% | Added |
| Concentric Capital Strategies, LP | 19,043 | $1.78M | 0.11% | +7,884+70.7% | Added |
| Jane Street Group, LLC | 19,270 | $1.80M | 0.00% | −100,529−83.9% | Reduced |
| BNP Paribas Arbitrage, SA | 19,359 | $1.81M | 0.00% | +11,816+156.6% | Added |
| Verition Fund Management LLC | 19,703 | $1.84M | 0.02% | +19,703 | New |
| Paradigm Financial Partners, LLC | 19,800 | $1.85M | 0.40% | 00.0% | Unchanged |
| Bouvel Investment Partners, LLC | 19,999 | $1.86M | 0.81% | +494+2.5% | Added |
| Teachers Retirement System of the State of Kentucky | 20,142 | $1.88M | 0.02% | 00.0% | Unchanged |
| Sheets Smith Wealth Management | 20,365 | $1.90M | 0.21% | −45−0.2% | Reduced |
| Deutsche Bank AG | 20,401 | $1.90M | 0.00% | −11,156−35.4% | Reduced |
| Erste Asset Management GmbH | 20,298 | $1.90M | 0.03% | +2,466+13.8% | Added |
| Citigroup Inc | 20,526 | $1.91M | 0.00% | +4,819+30.7% | Added |
| Dynamic Technology Lab Private Ltd | 20,728 | $1.93M | 0.21% | +20,728 | New |
| LPL Financial LLC | 20,877 | $1.95M | 0.00% | −817−3.8% | Reduced |
| Boothbay Fund Management, LLC | 21,996 | $2.05M | 0.06% | −12,298−35.9% | Reduced |
| Bayesian Capital Management, LP | 22,000 | $2.05M | 0.20% | +22,000 | New |
| Walleye Trading LLC | 23,447 | $2.19M | 0.04% | −21,485−47.8% | Reduced |
| Public Employees Retirement System of Ohio | 23,789 | $2.22M | 0.01% | −2,243−8.6% | Reduced |
| HSBC Holdings PLC | 24,417 | $2.28M | 0.00% | −14,964−38.0% | Reduced |
| Federation des caisses Desjardins du Quebec | 30,241 | $2.29M | 0.02% | 00.0% | Unchanged |
| First National Advisers, LLC | 25,595 | $2.39M | 0.54% | +8,458+49.4% | Added |
| Pathstone Holdings, LLC | 25,892 | $2.41M | 0.01% | +18,343+243.0% | Added |
| Schechter Investment Advisors, LLC | 26,139 | $2.44M | 0.18% | −1,040−3.8% | Reduced |
| Temasek Holdings (Private) Ltd | 26,182 | $2.44M | 0.01% | 00.0% | Unchanged |
| New York State Teachers Retirement System | 26,557 | $2.48M | 0.01% | +200+0.8% | Added |
| Comerica Bank | 26,824 | $2.50M | 0.01% | +498+1.9% | Added |
| Lecap Asset Management Ltd | 27,307 | $2.55M | 0.53% | +13,077+91.9% | Added |
| Caption Management, LLC | 27,500 | $2.56M | 0.28% | +27,500 | New |
| MBB Public Markets I LLC | 27,602 | $2.57M | 0.16% | +27,602 | New |
| Treasurer of the State of North Carolina | 27,761 | $2.59M | 0.01% | +190+0.7% | Added |
| ING Groep NV | 28,000 | $2.61M | 0.02% | +28,000 | New |
| Campbell Newman Asset Management Inc | 28,607 | $2.67M | 0.22% | +738+2.6% | Added |
| Yousif Capital Management, LLC | 28,685 | $2.67M | 0.03% | −571−2.0% | Reduced |
| Advisors Asset Management, Inc. | 29,069 | $2.71M | 0.05% | +3,339+13.0% | Added |
| Janus Henderson Group PLC | 29,856 | $2.78M | 0.00% | 00.0% | Unchanged |
| Farrow Financial Inc. | 29,953 | $2.79M | 1.96% | +36+0.1% | Added |
| Second Line Capital, LLC | 30,026 | $2.80M | 0.91% | +225+0.8% | Added |
| Eudaimonia Partners, LLC | 30,039 | $2.80M | 0.67% | 00.0% | Unchanged |
| Aptus Capital Advisors, LLC | 30,370 | $2.83M | 0.06% | −639−2.1% | Reduced |
| Royal Bank of Canada | 31,386 | $2.93M | 0.00% | −6,359−16.8% | Reduced |
| Aquatic Capital Management LLC | 31,700 | $2.96M | 0.10% | +31,700 | New |
| Bridge City Capital, LLC | 33,010 | $3.08M | 1.12% | +249+0.8% | Added |
| MetLife Investment Management | 33,240 | $3.10M | 0.02% | −876−2.6% | Reduced |
| Raymond James & Associates | 33,622 | $3.14M | 0.00% | −4,469−11.7% | Reduced |
| Great West Life Assurance Co | 34,292 | $3.20M | 0.01% | +69+0.2% | Added |
| Thomas J. Herzfeld Advisors, Inc. | 34,872 | $3.25M | 1.15% | +1,304+3.9% | Added |
| Mutual of America Capital Management LLC | 36,016 | $3.36M | 0.04% | −1,304−3.5% | Reduced |
| First National Bank of Omaha | 29,029 | $3.39M | 0.23% | −9,332−24.3% | Reduced |
| Amalgamated Bank | 36,741 | $3.43M | 0.03% | −1,388−3.6% | Reduced |
| Jefferies Financial Group Inc. | 38,156 | $3.56M | 0.07% | +38,156 | New |
| US Bancorp | 39,915 | $3.72M | 0.01% | −8,266−17.2% | Reduced |
| State of New Jersey Common Pension Fund D | 40,512 | $3.78M | 0.01% | −5,330−11.6% | Reduced |
| ExodusPoint Capital Management, LP | 42,738 | $3.98M | 0.05% | +42,738 | New |
| Cinctive Capital Management LP | 42,741 | $3.99M | 0.21% | +6,122+16.7% | Added |
| Profit Investment Management, LLC | 42,897 | $4.00M | 2.26% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 43,518 | $4.06M | 0.00% | +1,905+4.6% | Added |
| Asset Management One Co.,Ltd. | 44,381 | $4.14M | 0.02% | 00.0% | Unchanged |
| Gs Investments, Inc. | 44,850 | $4.18M | 2.02% | 00.0% | Unchanged |
| Interval Partners, LP | 45,365 | $4.23M | 0.16% | +45,365 | New |
| State Board of Administration of Florida Retirement System | 45,180 | $4.27M | 0.01% | −4,950−9.9% | Reduced |
| Squarepoint Ops LLC | 46,105 | $4.30M | 0.02% | −128,866−73.6% | Reduced |
| Simplex Trading, LLC | 48,057 | $4.48M | 0.13% | −16,466−25.5% | Reduced |
| Commonwealth Equity Services, LLC | 48,751 | $4.55M | 0.01% | +267+0.6% | Added |
| Nissay Asset Management Corp | 51,491 | $4.80M | 0.03% | +51,491 | New |
| Texas Permanent School Fund | 52,806 | $4.92M | 0.04% | +817+1.6% | Added |
| Atom Investors LP | 54,008 | $5.04M | 0.63% | +14,586+37.0% | Added |
| UBS Group AG | 54,045 | $5.04M | 0.00% | +22,514+71.4% | Added |
| Scopus Asset Management, L.P. | 56,544 | $5.27M | 0.17% | +56,544 | New |
| Swedbank AB | 56,700 | $5.29M | 0.01% | −223,500−79.8% | Reduced |
| Daiwa Securities Group Inc. | 57,700 | $5.38M | 0.03% | −6,800−10.5% | Reduced |
| Canada Pension Plan Investment Board | 57,900 | $5.40M | 0.01% | +57,900 | New |
| Grantham, Mayo, Van Otterloo & Co. LLC | 58,700 | $5.47M | 0.02% | +58,700 | New |
| Trexquant Investment LP | 60,372 | $5.63M | 0.11% | +38,932+181.6% | Added |
| Russell Investments Group, Ltd. | 60,406 | $5.63M | 0.01% | +35,130+139.0% | Added |
| Dana Investment Advisors, Inc. | 62,687 | $5.85M | 0.19% | +62,687 | New |
| First Washington CORP | 63,492 | $5.92M | 2.26% | 00.0% | Unchanged |
| California State Teachers Retirement System | 63,607 | $5.93M | 0.01% | −3,427−5.1% | Reduced |
| Holocene Advisors, LP | 64,730 | $6.04M | 0.02% | +37,098+134.3% | Added |
| Barclays PLC | 68,073 | $6.35M | 0.00% | +3,607+5.6% | Added |
| British Columbia Investment Management Corp | 75,000 | $6.99M | 0.05% | +15,500+26.1% | Added |
| Retirement Systems of Alabama | 75,904 | $7.08M | 0.03% | −107,785−58.7% | Reduced |
| Decade Renewable Partners LP | 76,329 | $7.12M | 3.77% | +76,329 | New |
| Engineers Gate Manager LP | 77,233 | $7.20M | 0.19% | +38,034+97.0% | Added |
| LGT Group Foundation | 77,729 | $7.25M | 0.17% | +3,939+5.3% | Added |
| American International Group, Inc. | 80,026 | $7.46M | 0.03% | −1,636−2.0% | Reduced |
| Twinbeech Capital LP | 82,391 | $7.68M | 0.16% | +82,391 | New |
| Wells Fargo & Company | 83,423 | $7.78M | 0.00% | −15,687−15.8% | Reduced |
| State of Wisconsin Investment Board | 86,027 | $8.02M | 0.02% | −10,686−11.0% | Reduced |