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 |
|---|---|---|---|---|---|
| Colony Group, LLC | 3,683 | $429.8K | 0.00% | −331−8.2% | Reduced |
| Guggenheim Capital LLC | 3,714 | $433.5K | 0.00% | −561−13.1% | Reduced |
| Merit Financial Group, LLC | 3,718 | $433.9K | 0.01% | +669+21.9% | Added |
| Avantax Advisory Services, Inc. | 3,721 | $434.3K | 0.00% | +121+3.4% | Added |
| Dorsey & Whitney Trust CO LLC | 3,792 | $442.6K | 0.03% | −191−4.8% | Reduced |
| United Services Automobile Association | 4,049 | $466.6K | 0.01% | +4,049 | New |
| Entropy Technologies, LP | 4,000 | $466.8K | 0.05% | −5,553−58.1% | Reduced |
| Rithm Capital Corp. | 4,000 | $466.8K | 1.04% | +4,000 | New |
| Leavell Investment Management, Inc. | 4,050 | $472.7K | 0.02% | 00.0% | Unchanged |
| ISAM Funds (UK) Ltd | 4,104 | $479.0K | 0.24% | −666−14.0% | Reduced |
| Centiva Capital, LP | 4,143 | $483.5K | 0.03% | +4,143 | New |
| Janney Montgomery Scott LLC | 4,343 | $507.0K | 0.00% | −3,481−44.5% | Reduced |
| Twin Tree Management, LP | 4,383 | $511.5K | 0.01% | +4,383 | New |
| Jackson Creek Investment Advisors LLC | 4,396 | $513.0K | 0.16% | +4,396 | New |
| GWM Advisors LLC | 4,408 | $514.5K | 0.00% | +1,083+32.6% | Added |
| Wolverine Trading, LLC | 4,498 | $518.4K | 0.02% | −555−11.0% | Reduced |
| KRS Capital Management, LLC | 4,464 | $521.0K | 0.41% | +1,210+37.2% | Added |
| Concurrent Investment Advisors, LLC | 4,477 | $522.5K | 0.01% | −407−8.3% | Reduced |
| LGT Fund Management Co Ltd. | 4,572 | $533.6K | 0.05% | 00.0% | Unchanged |
| FMR LLC | 4,599 | $536.7K | 0.00% | +1,118+32.1% | Added |
| TradeLink Capital LLC | 4,634 | $540.0K | 3.34% | +2,467+113.8% | Added |
| CWC Advisors, LLC. | 4,630 | $540.4K | 0.31% | +1,096+31.0% | Added |
| Claro Advisors LLC | 4,662 | $544.1K | 0.07% | +4,662 | New |
| Mariner, LLC | 4,698 | $548.3K | 0.00% | +2,059+78.0% | Added |
| Securian Asset Management, Inc | 4,719 | $550.8K | 0.02% | +100+2.2% | Added |
| Daymark Wealth Partners, LLC | 4,731 | $552.2K | 0.02% | +485+11.4% | Added |
| Convergence Investment Partners, LLC | 4,889 | $570.6K | 0.16% | −6,733−57.9% | Reduced |
| CAPROCK Group, Inc. | 4,967 | $579.7K | 0.02% | +1,043+26.6% | Added |
| Jefferies Financial Group Inc. | 5,000 | $583.5K | 0.01% | +5,000 | New |
| JustInvest LLC | 5,077 | $592.5K | 0.01% | −69−1.3% | Reduced |
| Creative Planning | 5,188 | $605.5K | 0.00% | +1,475+39.7% | Added |
| Ausbil Investment Management Ltd | 5,246 | $612.3K | 0.40% | +1,123+27.2% | Added |
| Captrust Financial Advisors | 5,273 | $615.4K | 0.00% | −178−3.3% | Reduced |
| Virtu Financial LLC | 5,289 | $617.0K | 0.03% | +5,289 | New |
| Virtus ETF Advisers LLC | 5,294 | $617.9K | 0.40% | +5,294 | New |
| Y-Intercept (Hong Kong) Ltd | 5,396 | $629.8K | 0.04% | −3,619−40.1% | Reduced |
| Qsemble Capital Management, LP | 5,559 | $648.8K | 0.07% | +5,559 | New |
| IHT Wealth Management, LLC | 5,764 | $672.7K | 0.02% | +5,764 | New |
| Neuberger Berman Group LLC | 5,962 | $695.8K | 0.00% | +455+8.3% | Added |
| Linden Thomas Advisory Services, LLC | 6,007 | $701.1K | 0.09% | +145+2.5% | Added |
| Prelude Capital Management, LLC | 6,134 | $715.9K | 0.07% | +1,215+24.7% | Added |
| Private Advisor Group, LLC | 6,315 | $737.0K | 0.00% | +2,553+67.9% | Added |
| Lecap Asset Management Ltd | 6,414 | $748.6K | 0.17% | −10,132−61.2% | Reduced |
| Bayforest Capital Ltd | 6,419 | $749.2K | 0.33% | +4,791+294.3% | Added |
| Boothbay Fund Management, LLC | 6,421 | $749.4K | 0.03% | −34,067−84.1% | Reduced |
| Versor Investments LP | 6,636 | $774.5K | 0.13% | −3,453−34.2% | Reduced |
| HighTower Advisors, LLC | 6,639 | $774.8K | 0.00% | −8,294−55.5% | Reduced |
| Public Employees Retirement Association of Colorado | 6,679 | $780.0K | 0.00% | 00.0% | Unchanged |
| New York Life Investment Management LLC | 6,799 | $793.5K | 0.01% | +78+1.2% | Added |
| Toroso Investments, LLC | 6,884 | $803.4K | 0.01% | −2,464−26.4% | Reduced |
| Hillsdale Investment Management Inc. | 6,920 | $807.6K | 0.04% | +220+3.3% | Added |
| State of Alaska, Department of Revenue | 7,213 | $841.0K | 0.01% | +190+2.7% | Added |
| TrimTabs Asset Management, LLC | 7,517 | $877.3K | 0.14% | +198+2.7% | Added |
| Dynamic Technology Lab Private Ltd | 7,741 | $903.0K | 0.13% | +7,741 | New |
| Castleark Management LLC | 7,840 | $915.0K | 0.03% | +7,840 | New |
| Quantitative Investment Management, LLC | 8,046 | $939.0K | 0.09% | +8,046 | New |
| D.A. Davidson & Co. | 8,395 | $979.8K | 0.01% | −150−1.8% | Reduced |
| Picton Mahoney Asset Management | 8,527 | $995.0K | 0.03% | +8,527 | New |
| IMA Wealth, Inc. | 8,529 | $995.4K | 0.12% | −1,430−14.4% | Reduced |
| Spire Wealth Management | 8,563 | $999.4K | 0.03% | +8,363+4,181.5% | Added |
| PDT Partners, LLC | 8,635 | $1.01M | 0.07% | +8,635 | New |
| Federated Hermes, Inc. | 8,692 | $1.01M | 0.00% | −194−2.2% | Reduced |
| Pallas Capital Advisors LLC | 8,716 | $1.02M | 0.04% | +1,522+21.2% | Added |
| Bessemer Group Inc | 8,755 | $1.02M | 0.00% | −18,836−68.3% | Reduced |
| Xponance, Inc. | 8,785 | $1.03M | 0.01% | +69+0.8% | Added |
| Emerald Advisers, LLC | 8,808 | $1.03M | 0.05% | +3,033+52.5% | Added |
| Franklin Resources Inc | 8,813 | $1.03M | 0.00% | +62+0.7% | Added |
| First Dallas Securities Inc. | 8,850 | $1.03M | 0.43% | +1,250+16.4% | Added |
| Carmignac Gestion | 8,960 | $1.05M | 0.02% | 00.0% | Unchanged |
| Sherbrooke Park Advisers LLC | 9,074 | $1.06M | 0.49% | +6,517+254.9% | Added |
| Quantessence Capital LLC | 9,111 | $1.06M | 0.27% | +9,111 | New |
| B. Metzler seel. Sohn & Co. AG | 9,197 | $1.07M | 0.01% | −205−2.2% | Reduced |
| STRS Ohio | 9,274 | $1.08M | 0.00% | −1,493−13.9% | Reduced |
| Moors & Cabot, Inc. | 9,375 | $1.09M | 0.06% | −475−4.8% | Reduced |
| Natixis | 9,648 | $1.10M | 0.01% | +8,115+529.4% | Added |
| Scientech Research LLC | 9,813 | $1.15M | 0.30% | +9,813 | New |
| Sagefield Capital LP | 10,192 | $1.19M | 0.14% | −38,108−78.9% | Reduced |
| Pictet Asset Management Holding SA | 10,251 | $1.20M | 0.00% | +301+3.0% | Added |
| Lansing Street Advisors | 10,761 | $1.26M | 0.42% | 00.0% | Unchanged |
| Sumitomo Mitsui Trust Holdings, Inc. | 10,868 | $1.27M | 0.00% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 10,919 | $1.27M | 0.01% | +2,899+36.1% | Added |
| Quadrature Capital Ltd | 11,735 | $1.37M | 0.03% | +11,735 | New |
| Wealth Enhancement Advisory Services, LLC | 11,919 | $1.39M | 0.00% | −1,441−10.8% | 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 |
| Ameritas Investment Partners, Inc. | 12,113 | $1.41M | 0.05% | −218−1.8% | Reduced |
| Natixis Advisors, L.P. | 12,327 | $1.44M | 0.00% | +398+3.3% | Added |
| KLP Kapitalforvaltning AS | 12,400 | $1.45M | 0.01% | −500−3.9% | Reduced |
| New Age Alpha Advisors, LLC | 12,475 | $1.46M | 0.07% | +12,475 | New |
| Oregon Public Employees Retirement Fund | 12,515 | $1.46M | 0.03% | 00.0% | Unchanged |
| Dorsey Wright & Associates | 12,991 | $1.52M | 0.39% | +12,991 | New |
| NJ State Employees Deferred Compensation Plan | 13,000 | $1.52M | 0.19% | 00.0% | Unchanged |
| Peregrine Capital Management LLC | 13,053 | $1.52M | 0.05% | 00.0% | Unchanged |
| Man Group plc | 13,338 | $1.56M | 0.00% | −41,076−75.5% | Reduced |
| Advantage Alpha Capital Partners LP | 13,402 | $1.56M | 0.38% | −852−6.0% | Reduced |
| NorthCrest Asset Manangement, LLC | 13,580 | $1.58M | 0.05% | +185+1.4% | Added |
| Northwestern Mutual Investment Management Company, LLC | 13,688 | $1.60M | 0.03% | +50.0% | Added |
| Prudential PLC | 13,749 | $1.60M | 0.01% | +13,749 | New |
| Legato Capital Management LLC | 13,858 | $1.62M | 0.22% | −3,666−20.9% | Reduced |
| Graham Capital Management, L.P. | 13,899 | $1.62M | 0.05% | −13,248−48.8% | Reduced |