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MASTEC INC (MTZ) Institutional Holdings & 13F Ownership
MasTec, Inc., an infrastructure engineering and construction company, provides engineering. Review MTZ institutional holders, 13F ownership, and position changes on Finoriq.
Company Snapshot
MasTec, Inc., an infrastructure engineering and construction company, provides engineering, building, installation, maintenance, and upgrade services for communications, energy, utility, and other infrastructure primarily in the United States and Canada. It operates through five segments: Communications, Clean Energy and Infrastructure, Power Delivery, Pipeline Infrastructure, and Other. The company builds infrastructure for wireless and wireline/fiber communications; clean energy infrastructure comprising renewable energy power generation; pipeline infrastructure, including natural gas, water, carbon capture sequestration, and other product transport; power delivery services, such as electrical and gas transmission, and distribution systems; industrial and heavy civil infrastructure, including roads, bridges, and rail; and water infrastructure. It also installs electrical and other gas distribution and transmission systems, power generation, civil and industrial facilities, pipelines, and fiber optic and other cables, as well as install-to-the-home services. In addition, the company offers maintenance and upgrade support services comprising maintenance of customers' distribution facilities, networks, and infrastructure, including communications, power generation, pipeline, electrical distribution and transmission, and civil and industrial infrastructure; emergency restoration services for natural disasters and accidents; and routine replacements and upgrades to overhauls. Its customers include wireless and wireline/fiber service providers, broadband operators, install-to-the-home service providers, public and private energy providers, including renewable and other energy providers, pipeline operators, civil, transportation, and water and wastewater pipeline installation services, industrial infrastructure providers, as well as government entities. MasTec, Inc. was founded in 1929 and is headquartered in Coral Gables, Florida.
- Company
- MASTEC INC (MTZ)
- Ticker
- MTZ
- Market Cap
- $26.6B
- Latest Price
- $336.41
- Industry
- Water Sewer Pipeline Comm & Power Line Construction
MASTEC INC (MTZ) Top Institutional Holders
Top current 13F holders indexed for MASTEC INC (MTZ). Latest period 2026-03-31.
| Rank | Investor | Value | Portfolio | Filing |
|---|---|---|---|---|
| 1 | Stephen MandelCIK 0001061165 | $492.6M | 3.9% | Filing2026-05-15 |
| 2 | Philippe LaffontCIK 0001135730 | $187.8M | 0.65% | Filing2026-05-15 |
| 3 | Daniel LoebCIK 0001040273 | $103M | 4.9% | Filing2026-05-15 |
| 4 | Joel GreenblattCIK 0001510387 | $54.9M | 0.17% | Filing2026-05-15 |
| 5 | Ray DalioCIK 0001350694 | $12.9M | 0.06% | Filing2026-05-15 |
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