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 2025
Institutional positions in Mastec Inc as of Mar 31, 2025. 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
- 523
- −2 vs. Q4 2024
- Shares held
- 56.4M
- −923.2K (−1.6%) vs. Q4 2024
- Total value
- $6.56B
- −$1.23B (−15.8%) vs. Q4 2024
- New holders
- 83
- 204 more added
- Sold out
- 85
- 161 more reduced
7 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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 2025
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Cushing Asset Management, LP | 18,000 | $2.10M | 0.13% | 00.0% | Unchanged |
| Lisanti Capital Growth, LLC | 17,885 | $2.09M | 0.62% | −26,270−59.5% | Reduced |
| Advisor Group Holdings, Inc. | 17,551 | $2.05M | 0.00% | +5,669+47.7% | Added |
| CWM, LLC | 17,531 | $2.05M | 0.01% | +19+0.1% | Added |
| Penn Capital Management Co Inc | 17,146 | $2.03M | 0.20% | +11,149+185.9% | Added |
| Louisiana State Employees Retirement System | 17,200 | $2.01M | 0.04% | +100+0.6% | Added |
| Profit Investment Management, LLC | 17,060 | $1.99M | 1.85% | −977−5.4% | Reduced |
| Two Sigma Investments, LP | 16,548 | $1.93M | 0.00% | −10,526−38.9% | Reduced |
| Gables Capital Management Inc. | 16,484 | $1.92M | 0.95% | +1,150+7.5% | Added |
| Cambridge Investment Research Advisors, Inc. | 16,410 | $1.92M | 0.01% | +4,469+37.4% | Added |
| Interval Partners, LP | 16,310 | $1.90M | 0.07% | −40,803−71.4% | Reduced |
| HighVista Strategies LLC | 16,300 | $1.90M | 0.73% | +16,300 | New |
| Handelsbanken Fonder AB | 15,800 | $1.84M | 0.01% | 00.0% | Unchanged |
| State of Wyoming | 15,575 | $1.82M | 0.24% | −4,240−21.4% | Reduced |
| Aventail Capital Group, LP | 15,456 | $1.80M | 0.09% | +456+3.0% | Added |
| Shelton Capital Management | 15,259 | $1.78M | 0.04% | −63−0.4% | Reduced |
| Bank of Montreal | 15,224 | $1.78M | 0.00% | +223+1.5% | Added |
| Boston Partners | 15,116 | $1.76M | 0.00% | +1,471+10.8% | Added |
| State of Michigan Retirement System | 14,739 | $1.72M | 0.01% | +200+1.4% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 14,716 | $1.72M | 0.01% | +1,119+8.2% | Added |
| Oliver Luxxe Assets LLC | 14,588 | $1.70M | 0.32% | +14,588 | New |
| Cetera Investment Advisers | 14,445 | $1.69M | 0.00% | +8,524+144.0% | Added |
| Thrivent Financial for Lutherans | 14,435 | $1.69M | 0.00% | −51−0.4% | Reduced |
| Graham Capital Management, L.P. | 13,899 | $1.62M | 0.05% | −13,248−48.8% | Reduced |
| Legato Capital Management LLC | 13,858 | $1.62M | 0.22% | −3,666−20.9% | Reduced |
| Prudential PLC | 13,749 | $1.60M | 0.01% | +13,749 | New |
| Northwestern Mutual Investment Management Company, LLC | 13,688 | $1.60M | 0.03% | +50.0% | Added |
| NorthCrest Asset Manangement, LLC | 13,580 | $1.58M | 0.05% | +185+1.4% | Added |
| Advantage Alpha Capital Partners LP | 13,402 | $1.56M | 0.38% | −852−6.0% | Reduced |
| Man Group plc | 13,338 | $1.56M | 0.00% | −41,076−75.5% | Reduced |
| Peregrine Capital Management LLC | 13,053 | $1.52M | 0.05% | 00.0% | Unchanged |
| NJ State Employees Deferred Compensation Plan | 13,000 | $1.52M | 0.19% | 00.0% | Unchanged |
| Dorsey Wright & Associates | 12,991 | $1.52M | 0.39% | +12,991 | New |
| Oregon Public Employees Retirement Fund | 12,515 | $1.46M | 0.03% | 00.0% | Unchanged |
| New Age Alpha Advisors, LLC | 12,475 | $1.46M | 0.07% | +12,475 | New |
| KLP Kapitalforvaltning AS | 12,400 | $1.45M | 0.01% | −500−3.9% | Reduced |
| Natixis Advisors, L.P. | 12,327 | $1.44M | 0.00% | +398+3.3% | Added |
| Ameritas Investment Partners, Inc. | 12,113 | $1.41M | 0.05% | −218−1.8% | Reduced |
| New Mexico Educational Retirement Board | 12,100 | $1.41M | 0.05% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 12,101 | $1.41M | 0.13% | +12,101 | New |
| Wealth Enhancement Advisory Services, LLC | 11,919 | $1.39M | 0.00% | −1,441−10.8% | Reduced |
| Quadrature Capital Ltd | 11,735 | $1.37M | 0.03% | +11,735 | New |
| O'Shaughnessy Asset Management, LLC | 10,919 | $1.27M | 0.01% | +2,899+36.1% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 10,868 | $1.27M | 0.00% | 00.0% | Unchanged |
| Lansing Street Advisors | 10,761 | $1.26M | 0.42% | 00.0% | Unchanged |
| Pictet Asset Management Holding SA | 10,251 | $1.20M | 0.00% | +301+3.0% | Added |
| Sagefield Capital LP | 10,192 | $1.19M | 0.14% | −38,108−78.9% | Reduced |
| Scientech Research LLC | 9,813 | $1.15M | 0.30% | +9,813 | New |
| Natixis | 9,648 | $1.10M | 0.01% | +8,115+529.4% | Added |
| Moors & Cabot, Inc. | 9,375 | $1.09M | 0.06% | −475−4.8% | Reduced |
| STRS Ohio | 9,274 | $1.08M | 0.00% | −1,493−13.9% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 9,197 | $1.07M | 0.01% | −205−2.2% | Reduced |
| Quantessence Capital LLC | 9,111 | $1.06M | 0.27% | +9,111 | New |
| Sherbrooke Park Advisers LLC | 9,074 | $1.06M | 0.49% | +6,517+254.9% | Added |
| Carmignac Gestion | 8,960 | $1.05M | 0.02% | 00.0% | Unchanged |
| First Dallas Securities Inc. | 8,850 | $1.03M | 0.43% | +1,250+16.4% | Added |
| Franklin Resources Inc | 8,813 | $1.03M | 0.00% | +62+0.7% | Added |
| Emerald Advisers, LLC | 8,808 | $1.03M | 0.05% | +3,033+52.5% | Added |
| Xponance, Inc. | 8,785 | $1.03M | 0.01% | +69+0.8% | Added |
| Bessemer Group Inc | 8,755 | $1.02M | 0.00% | −18,836−68.3% | Reduced |
| Pallas Capital Advisors LLC | 8,716 | $1.02M | 0.04% | +1,522+21.2% | Added |
| Federated Hermes, Inc. | 8,692 | $1.01M | 0.00% | −194−2.2% | Reduced |
| PDT Partners, LLC | 8,635 | $1.01M | 0.07% | +8,635 | New |
| Spire Wealth Management | 8,563 | $999.4K | 0.03% | +8,363+4,181.5% | Added |
| IMA Wealth, Inc. | 8,529 | $995.4K | 0.12% | −1,430−14.4% | Reduced |
| Picton Mahoney Asset Management | 8,527 | $995.0K | 0.03% | +8,527 | New |
| D.A. Davidson & Co. | 8,395 | $979.8K | 0.01% | −150−1.8% | Reduced |
| Quantitative Investment Management, LLC | 8,046 | $939.0K | 0.09% | +8,046 | New |
| Castleark Management LLC | 7,840 | $915.0K | 0.03% | +7,840 | New |
| Dynamic Technology Lab Private Ltd | 7,741 | $903.0K | 0.13% | +7,741 | New |
| TrimTabs Asset Management, LLC | 7,517 | $877.3K | 0.14% | +198+2.7% | Added |
| State of Alaska, Department of Revenue | 7,213 | $841.0K | 0.01% | +190+2.7% | Added |
| Hillsdale Investment Management Inc. | 6,920 | $807.6K | 0.04% | +220+3.3% | Added |
| Toroso Investments, LLC | 6,884 | $803.4K | 0.01% | −2,464−26.4% | Reduced |
| New York Life Investment Management LLC | 6,799 | $793.5K | 0.01% | +78+1.2% | Added |
| Public Employees Retirement Association of Colorado | 6,679 | $780.0K | 0.00% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 6,639 | $774.8K | 0.00% | −8,294−55.5% | Reduced |
| Versor Investments LP | 6,636 | $774.5K | 0.13% | −3,453−34.2% | Reduced |
| Boothbay Fund Management, LLC | 6,421 | $749.4K | 0.03% | −34,067−84.1% | Reduced |
| Bayforest Capital Ltd | 6,419 | $749.2K | 0.33% | +4,791+294.3% | Added |
| Lecap Asset Management Ltd | 6,414 | $748.6K | 0.17% | −10,132−61.2% | Reduced |
| Private Advisor Group, LLC | 6,315 | $737.0K | 0.00% | +2,553+67.9% | Added |
| Prelude Capital Management, LLC | 6,134 | $715.9K | 0.07% | +1,215+24.7% | Added |
| Linden Thomas Advisory Services, LLC | 6,007 | $701.1K | 0.09% | +145+2.5% | Added |
| Neuberger Berman Group LLC | 5,962 | $695.8K | 0.00% | +455+8.3% | Added |
| IHT Wealth Management, LLC | 5,764 | $672.7K | 0.02% | +5,764 | New |
| Qsemble Capital Management, LP | 5,559 | $648.8K | 0.07% | +5,559 | New |
| Y-Intercept (Hong Kong) Ltd | 5,396 | $629.8K | 0.04% | −3,619−40.1% | Reduced |
| Virtus ETF Advisers LLC | 5,294 | $617.9K | 0.40% | +5,294 | New |
| Virtu Financial LLC | 5,289 | $617.0K | 0.03% | +5,289 | New |
| Captrust Financial Advisors | 5,273 | $615.4K | 0.00% | −178−3.3% | Reduced |
| Ausbil Investment Management Ltd | 5,246 | $612.3K | 0.40% | +1,123+27.2% | Added |
| Creative Planning | 5,188 | $605.5K | 0.00% | +1,475+39.7% | Added |
| JustInvest LLC | 5,077 | $592.5K | 0.01% | −69−1.3% | Reduced |
| Jefferies Financial Group Inc. | 5,000 | $583.5K | 0.01% | +5,000 | New |
| CAPROCK Group, Inc. | 4,967 | $579.7K | 0.02% | +1,043+26.6% | Added |
| Convergence Investment Partners, LLC | 4,889 | $570.6K | 0.16% | −6,733−57.9% | Reduced |
| Daymark Wealth Partners, LLC | 4,731 | $552.2K | 0.02% | +485+11.4% | Added |
| Securian Asset Management, Inc | 4,719 | $550.8K | 0.02% | +100+2.2% | Added |
| Mariner, LLC | 4,698 | $548.3K | 0.00% | +2,059+78.0% | Added |