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 |
|---|---|---|---|---|---|
| Evolve Private Wealth, LLC | 3,616 | $1.16M | 0.06% | −4−0.1% | Reduced |
| Coldstream Capital Management Inc | 3,611 | $1.16M | 0.01% | +179+5.2% | Added |
| Rithm Capital Corp. | 3,500 | $1.13M | 1.67% | −500−12.5% | Reduced |
| GWM Advisors LLC | 3,432 | $1.10M | 0.00% | +15+0.4% | Added |
| Chesapeake Capital Corp | 3,405 | $1.10M | 0.79% | 00.0% | Unchanged |
| PVG Asset Management Corp | 2,944 | $1.09M | 0.65% | +2,944 | New |
| PEAK6 LLC | 3,376 | $1.09M | 0.03% | −25,841−88.4% | Reduced |
| Utah Retirement Systems | 3,288 | $1.06M | 0.01% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 3,233 | $1.04M | 0.00% | 00.0% | Unchanged |
| CWC Advisors, LLC. | 3,216 | $1.03M | 0.49% | −103−3.1% | Reduced |
| Trium Capital LLP | 3,162 | $1.02M | 0.74% | +3,162 | New |
| GWN Securities Inc. | 3,127 | $1.01M | 0.19% | +444+16.5% | Added |
| Bangor Savings Bank | 3,116 | $1.00M | 0.08% | 00.0% | Unchanged |
| Maryland State Retirement & Pension System | 3,101 | $997.7K | 0.02% | 00.0% | Unchanged |
| HB Wealth Management, LLC | 3,009 | $968.1K | 0.01% | +75+2.6% | Added |
| DMG Group, LLC | 2,975 | $957.2K | 0.65% | +482+19.3% | Added |
| Hantz Financial Services, Inc. | 2,973 | $957.0K | 0.01% | +1,127+61.1% | Added |
| Globeflex Capital L P | 2,965 | $954.0K | 0.14% | 00.0% | Unchanged |
| Custom Index Systems, LLC | 2,962 | $953.0K | 0.42% | +27+0.9% | Added |
| Fox Run Management, L.L.C. | 3,110 | $951.0K | 0.17% | +2,189+237.7% | Added |
| Virtus ETF Advisers LLC | 2,937 | $945.0K | 0.44% | −1,182−28.7% | Reduced |
| Krilogy Financial LLC | 2,634 | $943.3K | 0.03% | −256−8.9% | Reduced |
| Stratos Wealth Partners, LTD. | 2,927 | $942.0K | 0.01% | 00.0% | Unchanged |
| Cetera Trust Company, N.A | 2,910 | $936.3K | 0.53% | −25−0.9% | Reduced |
| Hollencrest Capital Management | 2,901 | $933.4K | 0.03% | +661+29.5% | Added |
| Centiva Capital, LP | 2,890 | $929.8K | 0.04% | +2,890 | New |
| Wiley Bros.-Aintree Capital, LLC | 2,888 | $929.2K | 0.00% | +180+6.6% | Added |
| Ameritas Advisory Services, LLC | 2,883 | $927.6K | 0.04% | +116+4.2% | Added |
| Retireful, LLC | 2,827 | $909.6K | 1.28% | +2,827 | New |
| Bull Harbor Capital LLC | 2,802 | $901.5K | 0.24% | +2,802 | New |
| Moors & Cabot, Inc. | 2,708 | $871.3K | 0.04% | −120−4.2% | Reduced |
| Castleark Management LLC | 2,690 | $865.5K | 0.03% | −5,780−68.2% | Reduced |
| Susquehanna Fundamental Investments, LLC | 2,666 | $857.8K | 0.03% | +2,666 | New |
| Intrust Bank NA | 2,604 | $837.8K | 0.07% | −87−3.2% | Reduced |
| Landscape Capital Management, L.L.C. | 2,576 | $828.8K | 0.05% | +2,576 | New |
| Reliant Investment Partners, LLC | 2,532 | $814.6K | 0.67% | −150−5.6% | Reduced |
| Kestra Advisory Services, LLC | 2,523 | $811.8K | 0.00% | +903+55.7% | Added |
| Picton Mahoney Asset Management | 2,494 | $802.4K | 0.01% | +826+49.5% | Added |
| ProShare Advisors LLC | 2,460 | $791.5K | 0.00% | 00.0% | Unchanged |
| FIL Ltd | 2,456 | $790.2K | 0.00% | +2,456 | New |
| CIBC Asset Management Inc | 2,447 | $787.3K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 2,420 | $778.6K | 0.02% | −97−3.9% | Reduced |
| Himension Fund | 2,410 | $775.4K | 0.06% | +2,410 | New |
| Ridge Creek Global, Inc | 2,400 | $772.2K | 0.65% | 00.0% | Unchanged |
| Wexford Capital LP | 2,355 | $757.7K | 0.12% | +957+68.5% | Added |
| Eurizon Capital SGR S.p.A. | 2,388 | $755.3K | 0.00% | +1,073+81.6% | Added |
| Chicago Partners Investment Group LLC | 1,974 | $743.2K | 0.02% | +202+11.4% | Added |
| Prelude Capital Management, LLC | 2,266 | $729.1K | 0.06% | −1,837−44.8% | Reduced |
| Spire Wealth Management | 2,261 | $727.5K | 0.02% | −221−8.9% | Reduced |
| Fieldview Capital Management, LLC | 2,256 | $725.8K | 0.21% | +2,256 | New |
| Schubert & Co | 2,253 | $724.9K | 0.59% | −39−1.7% | Reduced |
| Yorktown Management & Research Co Inc | 2,200 | $707.8K | 0.59% | 00.0% | Unchanged |
| Fielder Capital Group LLC | 2,192 | $705.3K | 0.15% | −10.0% | Reduced |
| Everence Capital Management Inc | 2,190 | $705.0K | 0.04% | −80−3.5% | Reduced |
| Kera Capital Partners, Inc. | 2,189 | $704.3K | 0.09% | −188−7.9% | Reduced |
| Interval Partners, LP | 2,186 | $703.3K | 0.02% | −7,679−77.8% | Reduced |
| WESCAP Management Group, Inc. | 2,179 | $701.1K | 0.14% | −148−6.4% | 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 |
| Linden Thomas Advisory Services, LLC | 2,143 | $689.5K | 0.07% | −3,894−64.5% | Reduced |
| Stanley-Laman Group, Ltd. | 2,136 | $687.2K | 0.08% | 00.0% | Unchanged |
| Belpointe Asset Management LLC | 2,119 | $681.8K | 0.02% | −236−10.0% | Reduced |
| Snowden Capital Advisors LLC | 2,050 | $659.6K | 0.02% | +322+18.6% | Added |
| Fairvoy Private Wealth, LLC | 2,043 | $657.3K | 0.16% | +2,043 | New |
| GAMMA Investing LLC | 2,015 | $648.3K | 0.03% | +271+15.5% | Added |
| Focus Financial Network, Inc. | 2,008 | $646.1K | 0.02% | −12−0.6% | Reduced |
| Pine Valley Investments Ltd Liability Co | 2,000 | $643.5K | 0.03% | 00.0% | Unchanged |
| Shelton Capital Management | 1,986 | $639.0K | 0.01% | −12,488−86.3% | Reduced |
| StoneX Group Inc. | 1,980 | $637.0K | 0.03% | −1,522−43.5% | Reduced |
| KBC Group NV | 1,972 | $634.0K | 0.00% | +200+11.3% | Added |
| Hanlon Investment Management, Inc. | 1,965 | $632.2K | 0.35% | +1,965 | New |
| Crestwood Advisors Group LLC | 1,964 | $631.9K | 0.01% | +122+6.6% | Added |
| EP Wealth Advisors, LLC | 1,943 | $625.1K | 0.00% | −85−4.2% | Reduced |
| Guyasuta Investment Advisors Inc | 1,930 | $621.0K | 0.04% | 00.0% | Unchanged |
| Parkwood LLC | 1,844 | $593.0K | 0.05% | +1,844 | New |
| 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 |
| Alamea Verwaltungs GmbH | 1,806 | $581.1K | 0.43% | −350−16.2% | Reduced |
| Blair William & Co | 1,794 | $577.2K | 0.00% | +50+2.9% | Added |
| State of Wyoming | 1,776 | $571.4K | 0.07% | +523+41.7% | Added |
| Sprinkle Financial Consultants LLC | 1,763 | $567.2K | 0.26% | 00.0% | Unchanged |
| Index Technologies Group LLC | 1,762 | $566.9K | 0.62% | −40−2.2% | Reduced |
| Frec Markets, Inc. | 1,754 | $564.3K | 0.10% | +1,754 | New |
| Hanseatic Management Services Inc | 1,735 | $558.2K | 0.53% | +1,735 | New |
| Diametric Capital, LP | 1,721 | $553.7K | 0.15% | −3,400−66.4% | 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 |
| Roberts Glore & Co Inc | 1,705 | $548.6K | 0.15% | −105−5.8% | Reduced |
| 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 |
| Harbour Investments, Inc. | 1,688 | $543.1K | 0.01% | +1,364+421.0% | Added |
| PFG Advisors | 1,687 | $542.8K | 0.03% | −16−0.9% | Reduced |
| Bragg Financial Advisors, Inc | 1,681 | $540.8K | 0.02% | −30−1.8% | Reduced |
| Perigon Wealth Management, LLC | 1,651 | $531.2K | 0.01% | −239−12.6% | Reduced |
| Ashton Thomas Private Wealth, LLC | 1,637 | $526.7K | 0.01% | +220+15.5% | Added |
| Essential Partners LLC | 1,627 | $523.5K | 0.18% | +5+0.3% | Added |
| Savvy Advisors, Inc. | 1,622 | $521.9K | 0.01% | +145+9.8% | Added |
| CTC Alternative Strategies, Ltd. | 1,620 | $521.2K | 1.18% | +1,620 | New |
| Warren Averett Asset Management, LLC | 1,617 | $520.3K | 0.00% | +530+48.8% | Added |
| Chicago Trust Co NA | 1,612 | $518.6K | 0.08% | +154+10.6% | Added |