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 2026
Institutional positions in Mastec Inc as of Mar 31, 2026. 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
- 811
- +122 vs. Q4 2025
- Shares held
- 58.0M
- +5.36M (+10.2%) vs. Q4 2025
- Total value
- $18.6B
- +$7.19B (+62.7%) vs. Q4 2025
- New holders
- 184
- 256 more added
- Sold out
- 62
- 263 more reduced
6 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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 2026
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mindset Wealth Management, LLC | 1,453 | $467.5K | 0.13% | −91−5.9% | Reduced |
| Level Four Advisory Services, LLC | 1,456 | $468.5K | 0.02% | +11+0.8% | Added |
| Machina Capital S.A.S. | 1,475 | $474.6K | 0.09% | −221−13.0% | Reduced |
| Lido Advisors, LLC | 1,475 | $474.6K | 0.00% | −1,787−54.8% | Reduced |
| Glenmede Trust Co NA | 1,482 | $476.8K | 0.00% | +1,482 | New |
| Whalen Wealth Management Inc. | 1,534 | $493.5K | 0.26% | −89−5.5% | Reduced |
| Profund Advisors LLC | 1,534 | $493.5K | 0.02% | +163+11.9% | Added |
| SMART Wealth LLC | 1,544 | $496.8K | 0.15% | +1,544 | New |
| 55 North Private Wealth, LLC | 1,580 | $508.3K | 0.13% | 00.0% | Unchanged |
| Gateway Investment Advisers LLC | 1,582 | $509.0K | 0.01% | +1,582 | New |
| Laird Norton Trust Company, LLC | 1,588 | $510.9K | 0.01% | −41−2.5% | Reduced |
| Chicago Trust Co NA | 1,612 | $518.6K | 0.08% | +154+10.6% | Added |
| Warren Averett Asset Management, LLC | 1,617 | $520.3K | 0.00% | +530+48.8% | Added |
| CTC Alternative Strategies, Ltd. | 1,620 | $521.2K | 1.18% | +1,620 | New |
| Savvy Advisors, Inc. | 1,622 | $521.9K | 0.01% | +145+9.8% | Added |
| Essential Partners LLC | 1,627 | $523.5K | 0.18% | +5+0.3% | Added |
| Ashton Thomas Private Wealth, LLC | 1,637 | $526.7K | 0.01% | +220+15.5% | Added |
| Perigon Wealth Management, LLC | 1,651 | $531.2K | 0.01% | −239−12.6% | Reduced |
| Bragg Financial Advisors, Inc | 1,681 | $540.8K | 0.02% | −30−1.8% | Reduced |
| PFG Advisors | 1,687 | $542.8K | 0.03% | −16−0.9% | Reduced |
| Harbour Investments, Inc. | 1,688 | $543.1K | 0.01% | +1,364+421.0% | Added |
| Emerald Mutual Fund Advisers Trust | 1,703 | $547.9K | 0.03% | +361+26.9% | Added |
| F/M Investments LLC | 1,703 | $547.9K | 0.04% | +361+26.9% | Added |
| Roberts Glore & Co Inc | 1,705 | $548.6K | 0.15% | −105−5.8% | Reduced |
| Tributary Capital Management, LLC | 1,715 | $551.8K | 0.05% | −935−35.3% | Reduced |
| Rhodes Investment Advisors Inc | 1,715 | $551.8K | 0.48% | +1,715 | New |
| Diametric Capital, LP | 1,721 | $553.7K | 0.15% | −3,400−66.4% | Reduced |
| Hanseatic Management Services Inc | 1,735 | $558.2K | 0.53% | +1,735 | New |
| Frec Markets, Inc. | 1,754 | $564.3K | 0.10% | +1,754 | New |
| Index Technologies Group LLC | 1,762 | $566.9K | 0.62% | −40−2.2% | Reduced |
| Sprinkle Financial Consultants LLC | 1,763 | $567.2K | 0.26% | 00.0% | Unchanged |
| State of Wyoming | 1,776 | $571.4K | 0.07% | +523+41.7% | Added |
| Blair William & Co | 1,794 | $577.2K | 0.00% | +50+2.9% | Added |
| Alamea Verwaltungs GmbH | 1,806 | $581.1K | 0.43% | −350−16.2% | Reduced |
| North Dakota State Investment Board | 1,818 | $584.9K | 0.03% | −372−17.0% | Reduced |
| Change Path, LLC | 1,818 | $584.9K | 0.01% | +1,818 | New |
| Parkwood LLC | 1,844 | $593.0K | 0.05% | +1,844 | New |
| Guyasuta Investment Advisors Inc | 1,930 | $621.0K | 0.04% | 00.0% | Unchanged |
| EP Wealth Advisors, LLC | 1,943 | $625.1K | 0.00% | −85−4.2% | Reduced |
| Crestwood Advisors Group LLC | 1,964 | $631.9K | 0.01% | +122+6.6% | Added |
| Hanlon Investment Management, Inc. | 1,965 | $632.2K | 0.35% | +1,965 | New |
| KBC Group NV | 1,972 | $634.0K | 0.00% | +200+11.3% | Added |
| StoneX Group Inc. | 1,980 | $637.0K | 0.03% | −1,522−43.5% | Reduced |
| Shelton Capital Management | 1,986 | $639.0K | 0.01% | −12,488−86.3% | Reduced |
| Pine Valley Investments Ltd Liability Co | 2,000 | $643.5K | 0.03% | 00.0% | Unchanged |
| Focus Financial Network, Inc. | 2,008 | $646.1K | 0.02% | −12−0.6% | Reduced |
| GAMMA Investing LLC | 2,015 | $648.3K | 0.03% | +271+15.5% | Added |
| Fairvoy Private Wealth, LLC | 2,043 | $657.3K | 0.16% | +2,043 | New |
| Snowden Capital Advisors LLC | 2,050 | $659.6K | 0.02% | +322+18.6% | Added |
| Belpointe Asset Management LLC | 2,119 | $681.8K | 0.02% | −236−10.0% | Reduced |
| Stanley-Laman Group, Ltd. | 2,136 | $687.2K | 0.08% | 00.0% | Unchanged |
| Linden Thomas Advisory Services, LLC | 2,143 | $689.5K | 0.07% | −3,894−64.5% | Reduced |
| Gilpin Wealth Management, LLC | 2,150 | $691.7K | 0.55% | 00.0% | Unchanged |
| Fifth Third Wealth Advisors LLC | 2,150 | $691.7K | 0.02% | +16+0.7% | Added |
| WESCAP Management Group, Inc. | 2,179 | $701.1K | 0.14% | −148−6.4% | Reduced |
| Interval Partners, LP | 2,186 | $703.3K | 0.02% | −7,679−77.8% | Reduced |
| Kera Capital Partners, Inc. | 2,189 | $704.3K | 0.09% | −188−7.9% | Reduced |
| Everence Capital Management Inc | 2,190 | $705.0K | 0.04% | −80−3.5% | Reduced |
| Fielder Capital Group LLC | 2,192 | $705.3K | 0.15% | −10.0% | Reduced |
| Yorktown Management & Research Co Inc | 2,200 | $707.8K | 0.59% | 00.0% | Unchanged |
| Schubert & Co | 2,253 | $724.9K | 0.59% | −39−1.7% | Reduced |
| Fieldview Capital Management, LLC | 2,256 | $725.8K | 0.21% | +2,256 | New |
| Spire Wealth Management | 2,261 | $727.5K | 0.02% | −221−8.9% | Reduced |
| Prelude Capital Management, LLC | 2,266 | $729.1K | 0.06% | −1,837−44.8% | Reduced |
| Chicago Partners Investment Group LLC | 1,974 | $743.2K | 0.02% | +202+11.4% | Added |
| Eurizon Capital SGR S.p.A. | 2,388 | $755.3K | 0.00% | +1,073+81.6% | Added |
| Wexford Capital LP | 2,355 | $757.7K | 0.12% | +957+68.5% | Added |
| Ridge Creek Global, Inc | 2,400 | $772.2K | 0.65% | 00.0% | Unchanged |
| Himension Fund | 2,410 | $775.4K | 0.06% | +2,410 | New |
| Tower Research Capital LLC (TRC) | 2,420 | $778.6K | 0.02% | −97−3.9% | Reduced |
| CIBC Asset Management Inc | 2,447 | $787.3K | 0.00% | 00.0% | Unchanged |
| FIL Ltd | 2,456 | $790.2K | 0.00% | +2,456 | New |
| ProShare Advisors LLC | 2,460 | $791.5K | 0.00% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 2,494 | $802.4K | 0.01% | +826+49.5% | Added |
| Kestra Advisory Services, LLC | 2,523 | $811.8K | 0.00% | +903+55.7% | Added |
| Reliant Investment Partners, LLC | 2,532 | $814.6K | 0.67% | −150−5.6% | Reduced |
| Landscape Capital Management, L.L.C. | 2,576 | $828.8K | 0.05% | +2,576 | New |
| Intrust Bank NA | 2,604 | $837.8K | 0.07% | −87−3.2% | Reduced |
| Susquehanna Fundamental Investments, LLC | 2,666 | $857.8K | 0.03% | +2,666 | New |
| Castleark Management LLC | 2,690 | $865.5K | 0.03% | −5,780−68.2% | Reduced |
| Moors & Cabot, Inc. | 2,708 | $871.3K | 0.04% | −120−4.2% | Reduced |
| Bull Harbor Capital LLC | 2,802 | $901.5K | 0.24% | +2,802 | New |
| Retireful, LLC | 2,827 | $909.6K | 1.28% | +2,827 | New |
| Ameritas Advisory Services, LLC | 2,883 | $927.6K | 0.04% | +116+4.2% | Added |
| Wiley Bros.-Aintree Capital, LLC | 2,888 | $929.2K | 0.00% | +180+6.6% | Added |
| Centiva Capital, LP | 2,890 | $929.8K | 0.04% | +2,890 | New |
| Hollencrest Capital Management | 2,901 | $933.4K | 0.03% | +661+29.5% | Added |
| Cetera Trust Company, N.A | 2,910 | $936.3K | 0.53% | −25−0.9% | Reduced |
| Stratos Wealth Partners, LTD. | 2,927 | $942.0K | 0.01% | 00.0% | Unchanged |
| Krilogy Financial LLC | 2,634 | $943.3K | 0.03% | −256−8.9% | Reduced |
| Virtus ETF Advisers LLC | 2,937 | $945.0K | 0.44% | −1,182−28.7% | Reduced |
| Fox Run Management, L.L.C. | 3,110 | $951.0K | 0.17% | +2,189+237.7% | Added |
| Custom Index Systems, LLC | 2,962 | $953.0K | 0.42% | +27+0.9% | Added |
| Globeflex Capital L P | 2,965 | $954.0K | 0.14% | 00.0% | Unchanged |
| Hantz Financial Services, Inc. | 2,973 | $957.0K | 0.01% | +1,127+61.1% | Added |
| DMG Group, LLC | 2,975 | $957.2K | 0.65% | +482+19.3% | Added |
| HB Wealth Management, LLC | 3,009 | $968.1K | 0.01% | +75+2.6% | Added |
| Maryland State Retirement & Pension System | 3,101 | $997.7K | 0.02% | 00.0% | Unchanged |
| Bangor Savings Bank | 3,116 | $1.00M | 0.08% | 00.0% | Unchanged |
| GWN Securities Inc. | 3,127 | $1.01M | 0.19% | +444+16.5% | Added |