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, Q4 2021
Institutional positions in Mastec Inc as of Dec 31, 2021. 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
- 388
- +27 vs. Q3 2021
- Shares held
- 51.8M
- −643.0K (−1.2%) vs. Q3 2021
- Total value
- $4.77B
- +$247.1M (+5.5%) vs. Q3 2021
- New holders
- 76
- 102 more added
- Sold out
- 49
- 143 more reduced
5 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: 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, Q4 2021
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −23,424−100.0% | Sold out |
| Empowered Funds, LLC | 0 | $0 | 0.00% | −18,668−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −17,739−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −17,323−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −16,374−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −15,676−100.0% | Sold out |
| Polar Asset Management Partners Inc. | 0 | $0 | 0.00% | −15,170−100.0% | Sold out |
| Polianta Ltd | 0 | $0 | 0.00% | −11,100−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −10,236−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −9,071−100.0% | Sold out |
| Seven Eight Capital, LP | 0 | $0 | 0.00% | −8,702−100.0% | Sold out |
| Guggenheim Capital LLC | 0 | $0 | 0.00% | −8,360−100.0% | Sold out |
| MorganRosel Wealth Management, LLC | 0 | $0 | 0.00% | −7,958−100.0% | Sold out |
| Susquehanna Fundamental Investments, LLC | 0 | $0 | 0.00% | −7,318−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −7,010−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −6,357−100.0% | Sold out |
| Ontario Teachers Pension Plan Board | 0 | $0 | 0.00% | −6,146−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −5,675−100.0% | Sold out |
| FORA Capital, LLC | 0 | $0 | 0.00% | −5,309−100.0% | Sold out |
| Echo Street Capital Management LLC | 0 | $0 | 0.00% | −5,283−100.0% | Sold out |
| Symmetry Partners, LLC | 0 | $0 | 0.00% | −4,957−100.0% | Sold out |
| Cetera Advisor Networks LLC | 0 | $0 | 0.00% | −4,875−100.0% | Sold out |
| Maverick Capital LtdSuperinvestorMaverick Capital | 0 | $0 | 0.00% | −4,129−100.0% | Sold out |
| Buckingham Strategic Wealth, LLC | 0 | $0 | 0.00% | −3,857−100.0% | Sold out |
| Twin Tree Management, LP | 0 | $0 | 0.00% | −3,341−100.0% | Sold out |
| Standard Life Aberdeen plc | 0 | $0 | 0.00% | −3,248−100.0% | Sold out |
| JustInvest LLC | 0 | $0 | 0.00% | −3,121−100.0% | Sold out |
| Henshaw Capital LLC | 0 | $0 | 0.00% | −2,618−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −2,003−100.0% | Sold out |
| SG3 Management, LLC | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |
| Systematic Alpha Investments, LLC | 0 | $0 | 0.00% | −629−100.0% | Sold out |
| Bartlett & Co. Wealth Management LLC | 0 | $0 | 0.00% | −305−100.0% | Sold out |
| Bartlett & Co. LLC | 0 | $0 | 0.00% | −305−100.0% | Sold out |
| Meeder Asset Management Inc | 0 | $0 | 0.00% | −77−100.0% | Sold out |
| Kowal Investment Group, LLC | 0 | $0 | 0.00% | −58−100.0% | Sold out |
| First Manhattan Co | 0 | $0 | 0.00% | −55−100.0% | Sold out |
| Central Trust Co | 0 | $0 | 0.00% | −21−100.0% | Sold out |
| Eudaimonia Partners, LLC | – | – | – | – | Not filed |
| Fma Advisory Inc | – | – | – | – | Not filed |
| First Mercantile Trust Co | – | – | – | – | Not filed |
| World Asset Management Inc | – | – | – | – | Not filed |
| Sonora Investment Management, LLC | – | – | – | – | Not filed |