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, Q3 2024
Institutional positions in Mastec Inc as of Sep 30, 2024. 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
- 470
- +44 vs. Q2 2024
- Shares held
- 57.7M
- +4.25M (+8.0%) vs. Q2 2024
- Total value
- $7.09B
- +$1.36B (+23.8%) vs. Q2 2024
- New holders
- 89
- 148 more added
- Sold out
- 45
- 147 more reduced
4 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2024
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Wexford Capital LP | 0 | $0 | 0.00% | −2,482−100.0% | Sold out |
| HB Wealth Management, LLC | 0 | $0 | 0.00% | −2,041−100.0% | Sold out |
| Brighton Jones LLC | 0 | $0 | 0.00% | −2,015−100.0% | Sold out |
| Innealta Capital, LLC | 0 | $0 | 0.00% | −1,481−100.0% | Sold out |
| Capital Analysts, LLC | 0 | $0 | 0.00% | −386−100.0% | Sold out |
| DekaBank Deutsche Girozentrale | 0 | $0 | 0.00% | −364−100.0% | Sold out |
| Toronto Dominion Bank | 0 | $0 | 0.00% | −195−100.0% | Sold out |
| Ashton Thomas Private Wealth, LLC | 0 | $0 | 0.00% | −131−100.0% | Sold out |
| Gradient Investments LLC | 0 | $0 | 0.00% | −108−100.0% | Sold out |
| Caitlin John, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Hexagon Capital Partners LLC | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| Washington Trust Co | 0 | $0 | 0.00% | −29−100.0% | Sold out |
| Trust Co of Vermont | 0 | $0 | 0.00% | −19−100.0% | Sold out |
| Wetzel Investment Advisors, Inc. | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| Clear Street Markets LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| BlackRock Inc. | – | – | – | – | Not filed |
| Susquehanna Fundamental Investments, LLC | – | – | – | – | Not filed |
| Hyman Charles D | – | – | – | – | Not filed |
| JJJ Advisors Inc. | – | – | – | – | Not filed |