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 2026
Institutional positions in Mastec Inc as of Jun 30, 2026. 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
- 911
- +110 vs. Q1 2026
- Shares held
- 59.4M
- +1.49M (+2.6%) vs. Q1 2026
- Total value
- $24.7B
- +$6.10B (+32.8%) vs. Q1 2026
- New holders
- 185
- 326 more added
- Sold out
- 75
- 295 more reduced
10 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 2026
Shares, value and share of portfolio for each institution holding Mastec Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Cetera Investment Advisers | 21,953 | $9.13M | 0.01% | +1,680+8.3% | Added |
| Schonfeld Strategic Advisors LLC | 21,846 | $9.09M | 0.05% | −2,429−10.0% | Reduced |
| Algert Global LLC | 21,799 | $9.07M | 0.11% | −96,257−81.5% | Reduced |
| Aventail Capital Group, LP | 21,688 | $9.02M | 0.52% | −32,719−60.1% | Reduced |
| Hel Ved Capital Management Ltd | 21,260 | $8.85M | 1.25% | −9,880−31.7% | Reduced |
| Sycomore Asset Management | 22,437 | $8.77M | 0.94% | 00.0% | Unchanged |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 21,007 | $8.74M | 0.01% | +13,314+173.1% | Added |
| LGT Fund Management Co Ltd. | 20,987 | $8.73M | 0.36% | −1,078−4.9% | Reduced |
| Occudo Quantitative Strategies LP | 20,907 | $8.70M | 0.46% | −3,812−15.4% | Reduced |
| Cohen & Steers, Inc. | 20,844 | $8.67M | 0.01% | −9,482−31.3% | Reduced |
| Nomura Asset Management Co Ltd | 20,680 | $8.60M | 0.02% | +20,334+5,876.9% | Added |
| Handelsbanken Fonder AB | 20,560 | $8.55M | 0.02% | −440−2.1% | Reduced |
| Union Bancaire Privee, UBP SA | 23,412 | $8.53M | 0.13% | +1,562+7.1% | Added |
| Bouvel Investment Partners, LLC | 20,308 | $8.45M | 1.91% | +39+0.2% | Added |
| State of New Jersey Common Pension Fund D | 19,935 | $8.29M | 0.03% | −651−3.2% | Reduced |
| Paradigm Financial Partners, LLC | 19,825 | $8.25M | 0.75% | 00.0% | Unchanged |
| Pathstone Holdings, LLC | 19,716 | $8.20M | 0.02% | −1,263−6.0% | Reduced |
| American Century Companies Inc | 19,679 | $8.19M | 0.00% | +2,150+12.3% | Added |
| Nykredit A/S | 19,676 | $8.19M | 0.03% | +19,676 | New |
| DnB Asset Management AS | 19,591 | $8.15M | 0.02% | +8,093+70.4% | Added |
| Gables Capital Management Inc. | 19,569 | $8.14M | 2.94% | −700−3.5% | Reduced |
| LMR Partners LLP | 19,503 | $8.11M | 0.06% | −21,593−52.5% | Reduced |
| Walleye Capital LLC | 19,475 | $8.10M | 0.04% | −39,707−67.1% | Reduced |
| Scalar Gauge Management, LLC | 19,000 | $7.91M | 4.36% | +19,000 | New |
| Capitolis Liquid Global Markets LLC | 19,000 | $7.91M | 0.03% | +19,000 | New |
| Commonwealth Equity Services, LLC | 18,971 | $7.89M | 0.01% | −5,198−21.5% | Reduced |
| Teachers Retirement System of the State of Kentucky | 18,962 | $7.89M | 0.05% | 00.0% | Unchanged |
| Great Lakes Advisors, LLC | 18,339 | $7.63M | 0.06% | −27,577−60.1% | Reduced |
| ING Groep NV | 18,270 | $7.60M | 0.04% | −38,600−67.9% | Reduced |
| Mercer Global Advisors Inc | 18,015 | $7.50M | 0.01% | +1,281+7.7% | Added |
| Louisiana State Employees Retirement System | 18,000 | $7.49M | 0.11% | +200+1.1% | Added |
| Mn Services Vermogensbeheer B.V. | 17,800 | $7.41M | 0.06% | +17,800 | New |
| Yousif Capital Management, LLC | 17,614 | $7.33M | 0.08% | −1,125−6.0% | Reduced |
| Sheets Smith Wealth Management | 17,525 | $7.29M | 0.73% | −881−4.8% | Reduced |
| Arizona State Retirement System | 17,516 | $7.29M | 0.04% | +170+1.0% | Added |
| Hodges Capital Management Inc. | 17,071 | $7.10M | 0.47% | −6,378−27.2% | Reduced |
| Resona Asset Management Co.,Ltd. | 16,901 | $7.07M | 0.03% | +16,379+3,137.7% | Added |
| RH Tailwind Management, LLC | 17,000 | $7.07M | 3.30% | +17,000 | New |
| Bank of Montreal | 16,761 | $6.97M | 0.00% | +701+4.4% | Added |
| Dymon Asia Capital (Singapore) Pte. Ltd. | 16,631 | $6.92M | 1.11% | +3,600+27.6% | Added |
| Xponance, Inc. | 16,541 | $6.88M | 0.04% | +7,054+74.4% | Added |
| Bruni J V & Co | 16,125 | $6.71M | 0.61% | −34,520−68.2% | Reduced |
| Campbell Newman Asset Management Inc | 15,966 | $6.64M | 0.49% | −2,190−12.1% | Reduced |
| Jupiter Topco LLC | 15,153 | $6.30M | 0.00% | +15,153 | New |
| Thrivent Financial for Lutherans | 14,892 | $6.20M | 0.01% | −2,483−14.3% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 14,751 | $6.14M | 0.03% | −617−4.0% | Reduced |
| Creative Planning | 14,677 | $6.11M | 0.00% | +320+2.2% | Added |
| SEB Asset Management AB | 14,458 | $6.02M | 0.02% | +13,123+983.0% | Added |
| Northwestern Mutual Wealth Management Co | 14,446 | $6.01M | 0.00% | −138,235−90.5% | Reduced |
| State of Michigan Retirement System | 14,439 | $6.01M | 0.03% | −300−2.0% | Reduced |
| Van Eck Associates Corp | 14,242 | $5.93M | 0.00% | +14,242 | New |
| New Age Alpha Advisors, LLC | 14,226 | $5.92M | 0.25% | −341−2.3% | Reduced |
| Kornitzer Capital Management Inc | 14,111 | $5.87M | 0.12% | +14,111 | New |
| CI Private Wealth, LLC | 14,095 | $5.86M | 0.01% | −740−5.0% | Reduced |
| Nisa Investment Advisors, LLC | 14,067 | $5.85M | 0.02% | +12,878+1,083.1% | Added |
| Northwestern Mutual Investment Management Company, LLC | 13,861 | $5.77M | 0.07% | +119+0.9% | Added |
| Lansforsakringar Fondforvaltning AB (publ) | 13,705 | $5.70M | 0.03% | +13,705 | New |
| Fidelis Capital Partners, LLC | 13,660 | $5.68M | 0.33% | +856+6.7% | Added |
| Hudson Bay Capital Management LP | 13,611 | $5.66M | 0.03% | +2,515+22.7% | Added |
| Silvant Capital Management LLC | 13,541 | $5.63M | 0.16% | +13,541 | New |
| CVFG LLC | 13,490 | $5.61M | 0.59% | +13,490 | New |
| US Bancorp | 13,422 | $5.58M | 0.01% | −1,014−7.0% | Reduced |
| PensionDanmark Pensionsforsikringsaktieselskab | 13,229 | $5.50M | 0.05% | +6,400+93.7% | Added |
| Caption Management, LLC | 13,200 | $5.49M | 0.19% | +13,200 | New |
| Oregon Public Employees Retirement Fund | 12,741 | $5.30M | 0.06% | +132+1.0% | Added |
| New Mexico Educational Retirement Board | 12,700 | $5.28M | 0.13% | +600+5.0% | Added |
| NorthCrest Asset Manangement, LLC | 13,665 | $5.26M | 0.14% | −710−4.9% | Reduced |
| Edgestream Partners, L.P. | 12,568 | $5.23M | 0.16% | +12,568 | New |
| Mitchell Capital Management Co | 12,486 | $5.19M | 0.79% | +12,486 | New |
| IFM Investors Pty Ltd | 12,326 | $5.13M | 0.03% | +12,326 | New |
| Federation des caisses Desjardins du Quebec | 12,111 | $5.04M | 0.02% | +5,492+83.0% | Added |
| WCM Investment Management, LLC | 11,611 | $4.98M | 0.01% | +2,035+21.3% | Added |
| Prevail Innovative Wealth Advisors, LLC | 11,761 | $4.89M | 0.73% | −2,467−17.3% | Reduced |
| Partners Capital Investment Group, LLP | 11,648 | $4.85M | 0.17% | −6,982−37.5% | Reduced |
| Prudential Financial Inc | 11,547 | $4.80M | 0.01% | −6,372−35.6% | Reduced |
| Ameritas Investment Partners, Inc. | 11,340 | $4.72M | 0.13% | +40+0.4% | Added |
| Concentric Capital Strategies, LP | 11,180 | $4.65M | 0.29% | +9,979+830.9% | Added |
| Oliver Luxxe Assets LLC | 11,121 | $4.63M | 0.68% | −817−6.8% | Reduced |
| Williamson Legacy Group, LLC | 11,080 | $4.61M | 2.29% | +972+9.6% | Added |
| Monument Capital Management | 11,017 | $4.58M | 0.92% | −335−3.0% | Reduced |
| Jefferies Financial Group Inc. | 11,016 | $4.58M | 0.04% | −15,849−59.0% | Reduced |
| Illinois Municipal Retirement Fund | 10,952 | $4.56M | 0.05% | −5,569−33.7% | Reduced |
| Caisse de Depot Et Placement du Quebec | 10,844 | $4.51M | 0.01% | +44+0.4% | Added |
| Mackenzie Financial Corp | 10,674 | $4.44M | 0.00% | +5,593+110.1% | Added |
| Voya Investment Management LLC | 10,554 | $4.39M | 0.00% | +4,332+69.6% | Added |
| Huntleigh Advisors, Inc. | 10,523 | $4.38M | 0.61% | +519+5.2% | Added |
| Farrow Financial Inc. | 10,516 | $4.38M | 2.34% | −2,513−19.3% | Reduced |
| First National Advisers, LLC | 10,390 | $4.32M | 0.61% | −3,354−24.4% | Reduced |
| Cookson Peirce & Co Inc | 10,324 | $4.30M | 0.14% | +1,061+11.5% | Added |
| First National Bank of Omaha | 10,196 | $4.24M | 0.12% | −4,302−29.7% | Reduced |
| Altshuler Shaham Ltd | 9,893 | $4.12M | 0.05% | +670+7.3% | Added |
| Aperture Investors, LLC | 9,816 | $4.08M | 0.43% | −4,987−33.7% | Reduced |
| Leavell Investment Management, Inc. | 9,600 | $3.99M | 0.15% | +300+3.2% | Added |
| Jones Financial Companies LLLP | 10,012 | $3.97M | 0.00% | +4,154+70.9% | Added |
| Moore Capital Management, LP | 9,471 | $3.94M | 0.09% | +9,471 | New |
| Ritholtz Wealth Management | 9,467 | $3.94M | 0.06% | −957−9.2% | Reduced |
| BI Asset Management Fondsmaeglerselskab A/S | 9,255 | $3.85M | 0.03% | +9,255 | New |
| Police & Firemen's Retirement System of New Jersey | 9,217 | $3.83M | 0.03% | −17,270−65.2% | Reduced |
| British Columbia Investment Management Corp | 9,157 | $3.81M | 0.02% | +9,157 | New |
| Numerai GP LLC | 9,071 | $3.77M | 0.31% | +953+11.7% | Added |