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, Q2 2024
Institutional positions in Mastec Inc as of Jun 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
- 430
- +53 vs. Q1 2024
- Shares held
- 59.3M
- +361.3K (+0.6%) vs. Q1 2024
- Total value
- $6.35B
- +$854.4M (+15.5%) vs. Q1 2024
- New holders
- 83
- 133 more added
- Sold out
- 30
- 150 more reduced
5 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2024
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Harbor Investment Advisory, LLC | 36 | $3.85K | 0.00% | 00.0% | Unchanged |
| JJJ Advisors Inc. | 36 | $3.85K | 0.00% | 00.0% | Unchanged |
| Central Trust Co | 34 | $3.64K | 0.00% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 32 | $3.42K | 0.00% | +17+113.3% | Added |
| Byrne Asset Management LLC | 30 | $3.28K | 0.00% | −280−90.3% | Reduced |
| Washington Trust Co | 29 | $3.10K | 0.00% | −7−19.4% | Reduced |
| Creekmur Asset Management LLC | 25 | $2.67K | 0.00% | −5−16.7% | Reduced |
| MCF Advisors LLC | 25 | $2.67K | 0.00% | +25 | New |
| Farmers & Merchants Investments Inc | 24 | $2.57K | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 22 | $2.35K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 22 | $2.35K | 0.00% | +2+10.0% | Added |
| Raffa Wealth Management, LLC | 20 | $2.14K | 0.00% | 00.0% | Unchanged |
| Armstrong Advisory Group, Inc | 20 | $2.14K | 0.00% | +20 | New |
| Fuller & Thaler Asset Management, Inc. | 19 | $2.03K | 0.00% | 00.0% | Unchanged |
| Trust Co of Vermont | 19 | $2.03K | 0.00% | +19 | New |
| Sachetta, LLC | 19 | $2.02K | 0.00% | +9+90.0% | Added |
| Hantz Financial Services, Inc. | 19 | $2.00K | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 16 | $1.71K | 0.00% | +3+23.1% | Added |
| DiNuzzo Private Wealth, Inc. | 15 | $1.60K | 0.00% | +4+36.4% | Added |
| Venturi Wealth Management, LLC | 13 | $1.39K | 0.00% | 00.0% | Unchanged |
| Principal Securities, Inc. | 11 | $1.18K | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 10 | $1.00K | 0.00% | −599−98.4% | Reduced |
| Financial Management Professionals, Inc. | 13 | $1.00K | 0.00% | 00.0% | Unchanged |
| Cassady Schiller Wealth Management, LLC | 6 | $642 | 0.00% | 00.0% | Unchanged |
| Wetzel Investment Advisors, Inc. | 6 | $560 | 0.00% | 00.0% | Unchanged |
| CVA Family Office, LLC | 5 | $535 | 0.00% | +5 | New |
| Bruce G. Allen Investments, LLC | 3 | $321 | 0.00% | 00.0% | Unchanged |
| Quest Partners LLC | 2 | $214 | 0.00% | −169−98.8% | Reduced |
| TFC Financial Management | 1 | $107 | 0.00% | 00.0% | Unchanged |
| Clear Street Markets LLC | 1 | $0 | 0.00% | +1 | New |
| Mirae Asset Global Investments Co., Ltd. | 0 | $0 | 0.00% | −346,563−100.0% | Sold out |
| Pzena Investment Management LLC | 0 | $0 | 0.00% | −201,777−100.0% | Sold out |
| Aventail Capital Group, LP | 0 | $0 | 0.00% | −96,761−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −82,391−100.0% | Sold out |
| American International Group, Inc. | 0 | $0 | 0.00% | −80,026−100.0% | Sold out |
| British Columbia Investment Management Corp | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −64,730−100.0% | Sold out |
| Grantham, Mayo, Van Otterloo & Co. LLC | 0 | $0 | 0.00% | −58,700−100.0% | Sold out |
| Texas Permanent School Fund | 0 | $0 | 0.00% | −52,806−100.0% | Sold out |
| Cinctive Capital Management LP | 0 | $0 | 0.00% | −42,741−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −42,738−100.0% | Sold out |
| MBB Public Markets I LLC | 0 | $0 | 0.00% | −27,602−100.0% | Sold out |
| Lecap Asset Management Ltd | 0 | $0 | 0.00% | −27,307−100.0% | Sold out |
| Temasek Holdings (Private) Ltd | 0 | $0 | 0.00% | −26,182−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −23,447−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −20,728−100.0% | Sold out |
| Duality Advisers, LP | 0 | $0 | 0.00% | −16,024−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −13,466−100.0% | Sold out |
| Sherbrooke Park Advisers LLC | 0 | $0 | 0.00% | −11,306−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −10,976−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −7,335−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −5,058−100.0% | Sold out |
| Oak Thistle LLC | 0 | $0 | 0.00% | −4,882−100.0% | Sold out |
| Vident Advisory, LLC | 0 | $0 | 0.00% | −4,043−100.0% | Sold out |
| Corton Capital Inc. | 0 | $0 | 0.00% | −3,848−100.0% | Sold out |
| Entropy Technologies, LP | 0 | $0 | 0.00% | −3,817−100.0% | Sold out |
| Bellecapital International Ltd. | 0 | $0 | 0.00% | −3,495−100.0% | Sold out |
| National Asset Management, Inc. | 0 | $0 | 0.00% | −2,991−100.0% | Sold out |
| ICA Group Wealth Management, LLC | 0 | $0 | 0.00% | −308−100.0% | Sold out |
| Tfo-TDC, LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Credit Suisse AG | – | – | – | – | Not filed |
| Eudaimonia Partners, LLC | – | – | – | – | Not filed |
| Shell Asset Management Co | – | – | – | – | Not filed |
| Cutler Group LP | – | – | – | – | Not filed |
| Retirement Group, LLC | – | – | – | – | Not filed |