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 2023
Institutional positions in Mastec Inc as of Sep 30, 2023. 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
- 382
- −5 vs. Q2 2023
- Shares held
- 57.1M
- −963.7K (−1.7%) vs. Q2 2023
- Total value
- $4.11B
- −$2.72B (−39.8%) vs. Q2 2023
- New holders
- 60
- 112 more added
- Sold out
- 65
- 141 more reduced
6 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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 2023
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Massmutual Trust Co FSB | 2 | $144 | 0.00% | −16−88.9% | Reduced |
| Tfo-TDC, LLC | 3 | $354 | 0.00% | 00.0% | Unchanged |
| Toronto Dominion Bank | 8 | $576 | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 12 | $864 | 0.00% | −10−45.5% | Reduced |
| Bessemer Group Inc | 11 | $1.00K | 0.00% | −47−81.0% | Reduced |
| Hantz Financial Services, Inc. | 19 | $1.00K | 0.00% | 00.0% | Unchanged |
| Financial Management Professionals, Inc. | 13 | $1.00K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 14 | $1.01K | 0.00% | +14 | New |
| Nalls Sherbakoff Group, LLC | 18 | $1.30K | 0.00% | 00.0% | Unchanged |
| Raffa Wealth Management, LLC | 20 | $1.44K | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 22 | $1.58K | 0.00% | +8+57.1% | Added |
| Farmers & Merchants Investments Inc | 24 | $1.73K | 0.00% | −3−11.1% | Reduced |
| Venturi Wealth Management, LLC | 26 | $1.87K | 0.00% | +26 | New |
| Parallel Advisors, LLC | 27 | $1.94K | 0.00% | +6+28.6% | Added |
| Allworth Financial LP | 32 | $2.30K | 0.00% | +27+540.0% | Added |
| Central Trust Co | 34 | $2.45K | 0.00% | +34 | New |
| Harbor Investment Advisory, LLC | 36 | $2.59K | 0.00% | 00.0% | Unchanged |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 36 | $2.59K | 0.00% | +36 | New |
| JFS Wealth Advisors, LLC | 40 | $2.88K | 0.00% | −19−32.2% | Reduced |
| Steward Financial Group LLC | 53 | $3.00K | 0.00% | +53 | New |
| Okabena Investment Services Inc | 44 | $3.17K | 0.00% | 00.0% | Unchanged |
| Cambridge Trust Co | 49 | $3.53K | 0.00% | +49 | New |
| Bell Investment Advisors, Inc | 52 | $3.74K | 0.00% | 00.0% | Unchanged |
| Washington Trust Co | 57 | $4.10K | 0.00% | +28+96.6% | Added |
| JDM Financial Group LLC | 70 | $5.04K | 0.00% | 00.0% | Unchanged |
| Hexagon Capital Partners LLC | 72 | $5.18K | 0.00% | 00.0% | Unchanged |
| AdvisorNet Financial, Inc | 74 | $5.33K | 0.00% | −9−10.8% | Reduced |
| Retirement Group, LLC | 75 | $5.40K | 0.00% | 00.0% | Unchanged |
| Marquette Asset Management, LLC | 77 | $5.54K | 0.00% | 00.0% | Unchanged |
| Kenfarb & Co. | 85 | $6.12K | 0.01% | 00.0% | Unchanged |
| Pier Capital, LLC | 86 | $6.19K | 0.00% | −32,915−99.7% | Reduced |
| Covestor Ltd | 91 | $7.00K | 0.01% | −39−30.0% | Reduced |
| TSFG, LLC | 100 | $7.00K | 0.00% | 00.0% | Unchanged |
| Stone House Investment Management, LLC | 100 | $7.20K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 103 | $7.41K | 0.00% | −69−40.1% | Reduced |
| Lindbrook Capital, LLC | 105 | $7.56K | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 113 | $7.72K | 0.00% | 00.0% | Unchanged |
| Gradient Investments LLC | 108 | $7.77K | 0.00% | 00.0% | Unchanged |
| Fuller & Thaler Asset Management, Inc. | 109 | $7.84K | 0.00% | 00.0% | Unchanged |
| Delta Asset Management LLC | 112 | $8.06K | 0.00% | 00.0% | Unchanged |
| Financial Perspectives, Inc | 117 | $8.42K | 0.00% | 00.0% | Unchanged |
| Operose Advisors LLC | 124 | $8.92K | 0.00% | +124 | New |
| First Manhattan Co | 131 | $9.43K | 0.00% | +131 | New |
| LGT Financial Advisors LLC | 135 | $9.72K | 0.01% | +135 | New |
| Neo Ivy Capital Management | 136 | $10.0K | 0.00% | +136 | New |
| Solstein Capital, LLC | 139 | $10.0K | 0.01% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 141 | $10.1K | 0.00% | +21+17.5% | Added |
| Caldwell Trust Co | 168 | $12.1K | 0.00% | 00.0% | Unchanged |
| Core Alternative Capital | 179 | $12.9K | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 182 | $13.1K | 0.00% | −223−55.1% | Reduced |
| JJJ Advisors Inc. | 193 | $13.9K | 0.00% | +193 | New |
| Close Asset Management Ltd | 200 | $14.0K | 0.00% | 00.0% | Unchanged |
| Sunbelt Securities, Inc. | 195 | $14.0K | 0.00% | 00.0% | Unchanged |
| Spire Wealth Management | 200 | $14.4K | 0.00% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 219 | $15.8K | 0.00% | −37−14.5% | Reduced |
| Stonebridge Capital Advisors LLC | 275 | $19.8K | 0.00% | 00.0% | Unchanged |
| Bartlett & Co. Wealth Management LLC | 305 | $22.0K | 0.00% | 00.0% | Unchanged |
| Bartlett & Co. LLC | 305 | $22.0K | 0.00% | 00.0% | Unchanged |
| Byrne Asset Management LLC | 325 | $23.0K | 0.02% | +50+18.2% | Added |
| University of Texas/Texas Am Investment Managment Co | 330 | $23.8K | 0.01% | +330 | New |
| Capital Analysts, LLC | 336 | $24.0K | 0.00% | +34+11.3% | Added |
| Fifth Third Bancorp | 348 | $25.0K | 0.00% | −75−17.7% | Reduced |
| Umb Bank N A | 405 | $29.1K | 0.00% | +75+22.7% | Added |
| Geneos Wealth Management Inc. | 435 | $31.3K | 0.00% | −100−18.7% | Reduced |
| Steward Partners Investment Advisory, LLC | 435 | $31.3K | 0.00% | 00.0% | Unchanged |
| Nomura Asset Management Co Ltd | 460 | $33.1K | 0.00% | 00.0% | Unchanged |
| North Star Investment Management Corp. | 500 | $36.0K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 525 | $38.0K | 0.00% | +317+152.4% | Added |
| Nisa Investment Advisors, LLC | 548 | $39.4K | 0.00% | 00.0% | Unchanged |
| Headlands Technologies LLC | 571 | $41.1K | 0.02% | +571 | New |
| Itau Unibanco Holding S.A. | 601 | $43.3K | 0.00% | +601 | New |
| Systematic Alpha Investments, LLC | 629 | $45.3K | 0.00% | 00.0% | Unchanged |
| Sandy Spring Bank | 650 | $46.8K | 0.00% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 700 | $48.7K | 0.00% | −400−36.4% | Reduced |
| Quadrant Capital Group LLC | 685 | $49.3K | 0.00% | −160−18.9% | Reduced |
| GWM Advisors LLC | 719 | $51.8K | 0.00% | −26−3.5% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 735 | $52.9K | 0.00% | 00.0% | Unchanged |
| Tradition Wealth Management, LLC | 760 | $55.0K | 0.01% | 00.0% | Unchanged |
| Cary Street Partner Investment Advisory LLC | 786 | $56.6K | 0.00% | −839−51.6% | Reduced |
| Lazard Asset Management LLC | 821 | $59.0K | 0.00% | +281+52.0% | Added |
| Kapitalo Investimentos Ltda | 828 | $59.6K | 0.01% | +828 | New |
| Ronald Blue Trust, Inc. | 540 | $63.0K | 0.00% | +232+75.3% | Added |
| Emerald Mutual Fund Advisers Trust | 1,007 | $72.5K | 0.00% | −766−43.2% | Reduced |
| Quent Capital, LLC | 1,044 | $75.1K | 0.01% | 00.0% | Unchanged |
| Vestor Capital, LLC | 1,108 | $80.0K | 0.01% | 00.0% | Unchanged |
| KBC Group NV | 1,222 | $88.0K | 0.00% | +1,222 | New |
| Migdal Insurance & Financial Holdings Ltd. | 1,285 | $92.0K | 0.00% | 00.0% | Unchanged |
| Castleview Partners, LLC | 1,350 | $97.2K | 0.09% | +1,250+1,250.0% | Added |
| VitalStone Financial, LLC | 2,096 | $103.0K | 0.09% | +167+8.7% | Added |
| Leonteq Securities AG | 1,598 | $115.0K | 0.01% | +1,530+2,250.0% | Added |
| Tower Research Capital LLC (TRC) | 2,082 | $149.8K | 0.00% | −3,347−61.7% | Reduced |
| Laffer Tengler Investments | 2,466 | $177.5K | 0.05% | +296+13.6% | Added |
| Stephens Inc | 2,854 | $205.4K | 0.00% | 00.0% | Unchanged |
| National Asset Management, Inc. | 2,991 | $215.3K | 0.01% | −376−11.2% | Reduced |
| WESCAP Management Group, Inc. | 3,013 | $216.8K | 0.08% | 00.0% | Unchanged |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 3,034 | $218.0K | 0.00% | 00.0% | Unchanged |
| MQS Management LLC | 3,068 | $220.8K | 0.13% | +3,068 | New |
| Glenview Trust Co | 3,104 | $223.4K | 0.01% | +370+13.5% | Added |
| Toroso Investments, LLC | 3,113 | $224.0K | 0.01% | −2,436−43.9% | Reduced |
| Fred Alger Management, LLC | 3,121 | $224.6K | 0.00% | −5,811−65.1% | Reduced |