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, Q2 2021
Institutional positions in Mastec Inc as of Jun 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
- 415
- +25 vs. Q1 2021
- Shares held
- 54.4M
- −5.29M (−8.9%) vs. Q1 2021
- Total value
- $5.77B
- +$182.6M (+3.3%) vs. Q1 2021
- New holders
- 66
- 114 more added
- Sold out
- 41
- 176 more reduced
2 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2021
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Peregrine Capital Management LLC | 13,740 | $1.46M | 0.03% | −2,330−14.5% | Reduced |
| Dana Investment Advisors, Inc. | 13,946 | $1.48M | 0.07% | −6,387−31.4% | Reduced |
| Assetmark, Inc | 14,048 | $1.49M | 0.01% | +1,423+11.3% | Added |
| Guggenheim Capital LLC | 14,145 | $1.50M | 0.01% | −2,719−16.1% | Reduced |
| State of Michigan Retirement System | 14,213 | $1.51M | 0.01% | −6,700−32.0% | Reduced |
| Federated Hermes, Inc. | 14,334 | $1.52M | 0.00% | −1,221−7.8% | Reduced |
| Gables Capital Management Inc. | 14,625 | $1.55M | 1.06% | −3,000−17.0% | Reduced |
| Bangor Savings Bank | 14,650 | $1.55M | 0.17% | +222+1.5% | Added |
| Louisiana State Employees Retirement System | 14,700 | $1.56M | 0.04% | 00.0% | Unchanged |
| Terra Nova Asset Management LLC | 14,972 | $1.59M | 1.36% | +10+0.1% | Added |
| Thrivent Financial for Lutherans | 14,992 | $1.59M | 0.00% | −20.0% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 15,215 | $1.61M | 0.00% | +15,215 | New |
| Ameritas Investment Partners, Inc. | 15,265 | $1.62M | 0.06% | −4,862−24.2% | Reduced |
| LMR Partners LLP | 15,449 | $1.64M | 0.02% | +15,449 | New |
| Empowered Funds, LLC | 15,466 | $1.64M | 0.21% | +15,466 | New |
| Spectrum Management Group, LLC | 15,885 | $1.69M | 0.30% | +10,510+195.5% | Added |
| Arizona State Retirement System | 16,138 | $1.71M | 0.01% | −1,064−6.2% | Reduced |
| STRS Ohio | 16,314 | $1.73M | 0.01% | +10,214+167.4% | Added |
| Gotham Asset Management, LLC | 16,442 | $1.74M | 0.07% | −5,482−25.0% | Reduced |
| Walleye Capital LLC | 17,183 | $1.82M | 0.07% | +17,183 | New |
| O'Shaughnessy Asset Management, LLC | 18,076 | $1.92M | 0.04% | −412−2.2% | Reduced |
| Los Angeles Capital Management LLC | 18,336 | $1.95M | 0.01% | −40,485−68.8% | Reduced |
| PFS Investments Inc. | 18,782 | $1.96M | 0.04% | +12,558+201.8% | Added |
| Leavell Investment Management, Inc. | 20,895 | $1.96M | 0.16% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 18,814 | $2.00M | 0.02% | −10.0% | Reduced |
| Mitchell Capital Management Co | 18,835 | $2.00M | 0.44% | +6,765+56.0% | Added |
| Oregon Public Employees Retirement Fund | 19,170 | $2.03M | 0.02% | +560+3.0% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 19,206 | $2.04M | 0.01% | +12,977+208.3% | Added |
| Arrowstreet Capital, Limited Partnership | 19,329 | $2.05M | 0.00% | +13,429+227.6% | Added |
| Engineers Gate Manager LP | 19,480 | $2.07M | 0.13% | +12,047+162.1% | Added |
| AlphaCrest Capital Management LLC | 19,520 | $2.07M | 0.09% | +15,469+381.9% | Added |
| Treasurer of the State of North Carolina | 19,530 | $2.07M | 0.01% | +19,530 | New |
| Paradigm Financial Partners, LLC | 19,800 | $2.10M | 0.52% | 00.0% | Unchanged |
| Itau Unibanco Holding S.A. | 20,000 | $2.12M | 0.10% | −2,500−11.1% | Reduced |
| Twin Tree Management, LP | 20,214 | $2.15M | 0.06% | +17,044+537.7% | Added |
| Blueshift Asset Management, LLC | 20,333 | $2.16M | 0.12% | +6,393+45.9% | Added |
| Jennison Associates LLC | 21,404 | $2.27M | 0.00% | −882−4.0% | Reduced |
| Dynamic Technology Lab Private Ltd | 21,500 | $2.28M | 0.23% | +6,801+46.3% | Added |
| Dorsey Wright & Associates | 21,891 | $2.32M | 0.50% | +21,891 | New |
| Point72 Hong Kong Ltd | 22,215 | $2.36M | 0.16% | +19,520+724.3% | Added |
| Great West Life Assurance Co | 22,278 | $2.36M | 0.01% | +257+1.2% | Added |
| Twinbeech Capital LP | 22,281 | $2.36M | 0.29% | +16,478+284.0% | Added |
| Royce & Associates LP | 22,312 | $2.37M | 0.02% | −6,300−22.0% | Reduced |
| Sheets Smith Wealth Management | 22,534 | $2.39M | 0.32% | −65−0.3% | Reduced |
| Campbell Newman Asset Management Inc | 22,534 | $2.39M | 0.23% | +1,237+5.8% | Added |
| Vident Investment Advisory, LLC | 22,613 | $2.40M | 0.07% | −100−0.4% | Reduced |
| Alpine Woods Capital Investors, LLC | 23,000 | $2.44M | 0.25% | −100−0.4% | Reduced |
| Tower Research Capital LLC (TRC) | 23,002 | $2.44M | 0.06% | +11,710+103.7% | Added |
| Weiss Multi-Strategy Advisers LLC | 23,094 | $2.45M | 0.06% | −41,300−64.1% | Reduced |
| Malaga Cove Capital, LLC | 23,619 | $2.51M | 1.08% | −218−0.9% | Reduced |
| State Board of Administration of Florida Retirement System | 23,699 | $2.51M | 0.00% | +2,770+13.2% | Added |
| HBK Sorce Advisory LLC | 23,899 | $2.54M | 0.14% | −210−0.9% | Reduced |
| Illinois Municipal Retirement Fund | 23,953 | $2.54M | 0.10% | 00.0% | Unchanged |
| Eudaimonia Partners, LLC | 24,370 | $2.59M | 0.49% | +1,050+4.5% | Added |
| Congress Asset Management Co | 24,928 | $2.65M | 0.02% | +1,480+6.3% | Added |
| Tudor Investment Corp Et Al | 25,089 | $2.66M | 0.05% | +1,609+6.9% | Added |
| Marshall Wace, LLP | 25,103 | $2.66M | 0.01% | +10,014+66.4% | Added |
| Spouting Rock Asset Management, LLC | 25,544 | $2.71M | 0.83% | +15+0.1% | Added |
| Comerica Bank | 31,276 | $2.78M | 0.02% | −670−2.1% | Reduced |
| Stifel Financial Corp | 28,063 | $2.98M | 0.00% | +13,010+86.4% | Added |
| Credit Agricole S A | 28,188 | $2.99M | 0.10% | +1,175+4.3% | Added |
| MetLife Investment Management | 28,220 | $2.99M | 0.03% | −21,467−43.2% | Reduced |
| New York State Teachers Retirement System | 28,319 | $3.00M | 0.01% | −686−2.4% | Reduced |
| Ancora Advisors, LLC | 28,450 | $3.02M | 0.08% | −38,210−57.3% | Reduced |
| Menlo Advisors LLC | 28,565 | $3.03M | 1.63% | −754−2.6% | Reduced |
| Verition Fund Management LLC | 29,401 | $3.12M | 0.05% | +21,520+273.1% | Added |
| Qube Research & Technologies Ltd | 29,890 | $3.17M | 0.04% | +29,890 | New |
| State of Tennessee, Treasury Department | 30,000 | $3.18M | 0.01% | 00.0% | Unchanged |
| Voya Investment Management LLC | 30,957 | $3.28M | 0.01% | −30,158−49.3% | Reduced |
| Employees Retirement System of Texas | 31,000 | $3.29M | 0.04% | −5,000−13.9% | Reduced |
| Prudential Financial Inc | 32,025 | $3.40M | 0.00% | +17,387+118.8% | Added |
| Public Employees Retirement System of Ohio | 32,652 | $3.46M | 0.01% | +32,652 | New |
| BNP Paribas Arbitrage, SA | 33,396 | $3.54M | 0.01% | −23,836−41.6% | Reduced |
| Sirios Capital Management L P | 33,441 | $3.55M | 0.31% | −22,676−40.4% | Reduced |
| Schroder Investment Management Group | 33,612 | $3.57M | 0.00% | +8,465+33.7% | Added |
| Allianz Asset Management GmbH | 33,958 | $3.60M | 0.00% | −37,532−52.5% | Reduced |
| IMA Wealth, Inc. | 34,417 | $3.65M | 0.85% | −12,804−27.1% | Reduced |
| West Coast Financial LLC | 34,992 | $3.71M | 0.61% | +833+2.4% | Added |
| State of New Jersey Common Pension Fund D | 35,373 | $3.75M | 0.01% | +1,509+4.5% | Added |
| Cambria Investment Management, L.P. | 36,202 | $3.84M | 0.66% | +5,054+16.2% | Added |
| Bridge City Capital, LLC | 36,317 | $3.85M | 1.31% | −9,232−20.3% | Reduced |
| Livforsakringsbolaget Skandia, Omsesidigt | 37,700 | $4.00M | 0.24% | +1,900+5.3% | Added |
| SG Americas Securities, LLC | 37,822 | $4.01M | 0.02% | +17,622+87.2% | Added |
| Coe Capital Management, LLC | 37,830 | $4.01M | 3.78% | −1,266−3.2% | Reduced |
| United Capital Financial Advisers, LLC | 38,318 | $4.07M | 0.02% | −1,672−4.2% | Reduced |
| SEI Investments Co | 38,106 | $4.08M | 0.01% | −23,764−38.4% | Reduced |
| Driehaus Capital Management LLC | 40,000 | $4.24M | 0.06% | −41,100−50.7% | Reduced |
| Duality Advisers, LP | 40,056 | $4.25M | 0.38% | +33,296+492.5% | Added |
| Gilder Gagnon Howe & Co LLC | 40,870 | $4.34M | 0.02% | +40,870 | New |
| Price T Rowe Associates Inc | 41,453 | $4.40M | 0.00% | −7,374−15.1% | Reduced |
| Citigroup Inc | 41,910 | $4.45M | 0.00% | −7,340−14.9% | Reduced |
| Texas Permanent School Fund | 42,088 | $4.47M | 0.05% | −47−0.1% | Reduced |
| Storebrand Asset Management AS | 42,405 | $4.50M | 0.02% | −63,953−60.1% | Reduced |
| Mackenzie Financial Corp | 42,500 | $4.51M | 0.01% | −29,400−40.9% | Reduced |
| US Bancorp | 43,662 | $4.63M | 0.01% | −831−1.9% | Reduced |
| First Republic Investment Management, Inc. | 44,807 | $4.75M | 0.01% | +4,896+12.3% | Added |
| Advisors Asset Management, Inc. | 45,091 | $4.78M | 0.07% | +7,621+20.3% | Added |
| Commonwealth Equity Services, LLC | 45,277 | $4.80M | 0.01% | +31,660+232.5% | Added |
| Daiwa Securities Group Inc. | 45,500 | $4.83M | 0.03% | −3,100−6.4% | Reduced |
| Winmill & Co. Inc | 45,500 | $4.83M | 1.74% | 00.0% | Unchanged |