Mastec Inc SEC filings MTZ
Mastec Inc has 1,000 filings in SEC EDGAR's recent list, going back to Sep 24, 2012. Its latest annual report, Form ARS, was filed on Apr 9, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 29, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 29, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Nov 4, 2026 | Nov 2, 2026 |
| 144 | Notice of proposed sale | Nov 2, 2026 | — |
| 4 | Insider transaction | Aug 18, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 13, 2026 | Aug 11, 2026 |
| 4 | Insider transaction | Aug 13, 2026 | Aug 11, 2026 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Aug 13, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Aug 13, 2026 | — |
| 3 | Initial insider ownership | Aug 3, 2026 | Jul 24, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 29, 2026 | — |
| 3 | Initial insider ownership | Jul 10, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 3, 2026 |
| 144 | Notice of proposed sale | Jun 3, 2026 | — |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 144 | Notice of proposed sale | May 4, 2026 | — |
| 4 | Insider transaction | Apr 17, 2026 | Mar 17, 2026 |
| 4 | Insider transaction | Mar 27, 2026 | Mar 25, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 144 | Notice of proposed sale | Mar 25, 2026 | — |
| 4 | Insider transaction | Mar 20, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | Mar 20, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | Mar 20, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | Mar 20, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | Mar 20, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | Mar 12, 2026 | Mar 10, 2026 |
| 4 | Insider transaction | Mar 12, 2026 | Mar 10, 2026 |
| 4 | Insider transaction | Mar 12, 2026 | Mar 10, 2026 |
| 4 | Insider transaction | Mar 12, 2026 | Mar 10, 2026 |
| 4 | Insider transaction | Mar 5, 2026 | Mar 3, 2026 |
| 144 | Notice of proposed sale | Mar 3, 2026 | — |
| 4 | Insider transaction | Feb 18, 2026 | Feb 13, 2026 |
| 4 | Insider transaction | Feb 18, 2026 | Feb 13, 2026 |
| 4 | Insider transaction | Feb 18, 2026 | Feb 13, 2026 |
| 4 | Insider transaction | Feb 18, 2026 | Feb 13, 2026 |
| 4 | Insider transaction | Feb 18, 2026 | Feb 13, 2026 |
| 4 | Insider transaction | Feb 18, 2026 | Feb 13, 2026 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 5, 2025 | Nov 3, 2025 |
| 144 | Notice of proposed sale | Nov 3, 2025 | — |
| 4 | Insider transaction | Oct 15, 2025 | Oct 10, 2025 |
| 4 | Insider transaction | Oct 15, 2025 | Oct 10, 2025 |
| 4 | Insider transaction | Oct 1, 2025 | Sep 29, 2025 |
| 144 | Notice of proposed sale | Sep 30, 2025 | — |
| 4 | Insider transaction | Sep 22, 2025 | Sep 18, 2025 |
| 144 | Notice of proposed sale | Sep 18, 2025 | — |
| 4 | Insider transaction | Sep 16, 2025 | Sep 11, 2025 |
| 144 | Notice of proposed sale | Sep 11, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Aug 22, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Aug 22, 2025 | — |
| 4 | Insider transaction | Aug 22, 2025 | Aug 21, 2025 |
| 4 | Insider transaction | Aug 22, 2025 | Aug 21, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 7, 2025 | Aug 5, 2025 |
| 144 | Notice of proposed sale | Aug 5, 2025 | — |
| 4 | Insider transaction | Jul 18, 2025 | Jul 16, 2025 |
| 144 | Notice of proposed sale | Jul 16, 2025 | — |
| 144 | Notice of proposed sale | May 23, 2025 | — |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 14, 2025 | May 12, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 17, 2025 | — |
| 4 | Insider transaction | Mar 26, 2025 | Mar 18, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 24, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 24, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 24, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 24, 2025 |
| 144 | Notice of proposed sale | Mar 24, 2025 | — |
| 4 | Insider transaction | Mar 20, 2025 | Mar 18, 2025 |
| 4 | Insider transaction | Mar 20, 2025 | Mar 18, 2025 |
| 4 | Insider transaction | Mar 20, 2025 | Mar 18, 2025 |
| 4 | Insider transaction | Mar 20, 2025 | Mar 18, 2025 |
| 4 | Insider transaction | Mar 20, 2025 | Mar 18, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 5, 2025 | — |
| 4 | Insider transaction | Dec 6, 2024 | Dec 4, 2024 |
| 4 | Insider transaction | Nov 29, 2024 | Nov 26, 2024 |
| 4 | Insider transaction | Nov 29, 2024 | Nov 26, 2024 |
| 144 | Notice of proposed sale | Nov 29, 2024 | — |
| 144 | Notice of proposed sale | Nov 26, 2024 | — |
| 4 | Insider transaction | Nov 19, 2024 | Nov 15, 2024 |
| 4 | Insider transaction | Nov 19, 2024 | Nov 15, 2024 |
| 4 | Insider transaction | Nov 19, 2024 | Nov 15, 2024 |
| 4 | Insider transaction | Nov 19, 2024 | Nov 15, 2024 |
| 4 | Insider transaction | Nov 19, 2024 | Nov 15, 2024 |
| 4 | Insider transaction | Nov 19, 2024 | Nov 15, 2024 |
| 4 | Insider transaction | Nov 13, 2024 | Nov 11, 2024 |
| 4 | Insider transaction | Nov 8, 2024 | Nov 6, 2024 |
| 144 | Notice of proposed sale | Nov 6, 2024 | — |
| 4 | Insider transaction | Nov 5, 2024 | Nov 1, 2024 |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 5, 2024 | — |
| 144 | Notice of proposed sale | Nov 1, 2024 | — |
| 4 | Insider transaction | Oct 16, 2024 | Oct 13, 2024 |
| 4 | Insider transaction | Oct 16, 2024 | Oct 13, 2024 |
| 4 | Insider transaction | Oct 9, 2024 | Oct 7, 2024 |
| 144 | Notice of proposed sale | Oct 8, 2024 | — |
| 144 | Notice of proposed sale | Oct 7, 2024 | — |
| 4 | Insider transaction | Sep 24, 2024 | Sep 20, 2024 |
| 4 | Insider transaction | Sep 20, 2024 | Sep 18, 2024 |
| 144 | Notice of proposed sale | Sep 20, 2024 | — |
| 4 | Insider transaction | Sep 10, 2024 | Sep 9, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Sep 10, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Sep 10, 2024 | — |
| 4 | Insider transaction | Sep 10, 2024 | Sep 9, 2024 |
| 4 | Insider transaction | Aug 26, 2024 | Aug 22, 2024 |
| 144 | Notice of proposed sale | Aug 22, 2024 | — |
| 4 | Insider transaction | Aug 19, 2024 | Aug 15, 2024 |
| 4 | Insider transaction | Aug 19, 2024 | Aug 15, 2024 |
| 4 | Insider transaction | Aug 19, 2024 | Aug 15, 2024 |
| 4 | Insider transaction | Aug 19, 2024 | Aug 15, 2024 |
| 4 | Insider transaction | Aug 19, 2024 | Aug 15, 2024 |
| 4 | Insider transaction | Aug 19, 2024 | Aug 15, 2024 |
| 4 | Insider transaction | May 24, 2024 | May 22, 2024 |
| 4 | Insider transaction | May 17, 2024 | May 15, 2024 |
| 4 | Insider transaction | May 17, 2024 | May 15, 2024 |
| 4 | Insider transaction | May 17, 2024 | May 15, 2024 |
| 4 | Insider transaction | May 17, 2024 | May 15, 2024 |
| 4 | Insider transaction | May 17, 2024 | May 15, 2024 |
| 4 | Insider transaction | May 17, 2024 | May 15, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 14, 2024 |
| 4 | Insider transaction | May 15, 2024 | May 13, 2024 |
| 144 | Notice of proposed sale | May 13, 2024 | — |
| 4 | Insider transaction | Apr 3, 2024 | Nov 1, 2023 |
| 4 | Insider transaction | Mar 20, 2024 | Mar 18, 2024 |
| 4 | Insider transaction | Mar 20, 2024 | Mar 18, 2024 |
| 4 | Insider transaction | Mar 20, 2024 | Mar 18, 2024 |
| 4 | Insider transaction | Mar 7, 2024 | Mar 5, 2024 |
| 4 | Insider transaction | Mar 7, 2024 | Mar 5, 2024 |
| 4 | Insider transaction | Mar 7, 2024 | Mar 5, 2024 |
| 4 | Insider transaction | Mar 7, 2024 | Mar 5, 2024 |
| 4 | Insider transaction | Mar 7, 2024 | Mar 5, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| 4 | Insider transaction | Feb 20, 2024 | Feb 15, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 6, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 26, 2024 | — |
| 4 | Insider transaction | Nov 17, 2023 | Nov 15, 2023 |
| 4 | Insider transaction | Nov 17, 2023 | Nov 15, 2023 |
| 4 | Insider transaction | Nov 17, 2023 | Nov 15, 2023 |
| 4 | Insider transaction | Nov 17, 2023 | Nov 15, 2023 |
| 4 | Insider transaction | Nov 17, 2023 | Nov 15, 2023 |
| 4 | Insider transaction | Nov 17, 2023 | Nov 15, 2023 |
| 4 | Insider transaction | Nov 6, 2023 | Nov 3, 2023 |
| 4 | Insider transaction | Nov 6, 2023 | Nov 3, 2023 |
| 4 | Insider transaction | Nov 6, 2023 | Nov 3, 2023 |
| 4 | Insider transaction | Oct 4, 2023 | Oct 2, 2023 |
| 4 | Insider transaction | Oct 4, 2023 | Oct 2, 2023 |
| 144 | Notice of proposed sale | Oct 2, 2023 | — |
| 144 | Notice of proposed sale | Oct 2, 2023 | — |
| 4 | Insider transaction | Aug 17, 2023 | Aug 15, 2023 |
| 4 | Insider transaction | Aug 17, 2023 | Aug 15, 2023 |
| 4 | Insider transaction | Aug 17, 2023 | Aug 15, 2023 |
| 4 | Insider transaction | Aug 17, 2023 | Aug 15, 2023 |
| 4 | Insider transaction | Aug 17, 2023 | Aug 15, 2023 |
| 4 | Insider transaction | Aug 17, 2023 | Aug 15, 2023 |
| 3 | Initial insider ownership | May 26, 2023 | May 16, 2023 |
| 4 | Insider transaction | May 17, 2023 | May 15, 2023 |
| 4 | Insider transaction | May 17, 2023 | May 15, 2023 |
| 4 | Insider transaction | May 17, 2023 | May 15, 2023 |
| 4 | Insider transaction | May 17, 2023 | May 15, 2023 |
| 4 | Insider transaction | May 17, 2023 | May 15, 2023 |
| 4 | Insider transaction | May 17, 2023 | May 15, 2023 |
| 4/A | Form 4/a submission | Apr 21, 2023 | Mar 19, 2023 |
| 3 | Initial insider ownership | Apr 11, 2023 | Apr 1, 2023 |
| 4 | Insider transaction | Mar 21, 2023 | Mar 19, 2023 |
| 4 | Insider transaction | Mar 21, 2023 | Mar 19, 2023 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Water, Sewer, Pipeline, Comm & Power Line Construction (SIC 1623)
- Listed as
- MTZ (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- FL
- Headquarters
- Coral Gables, FL
- SEC filer status
- Large accelerated filer
- SEC CIK
- 15615
- Former names
- BURNUP & SIMS INC (until May 13, 1994)
Other Water, Sewer, Pipeline, Comm & Power Line Construction companies
- Dycom Industries Inc DY
- Myr Group Inc. MYRG
- Primoris Services Corp PRIM
- Preformed Line Products Co PLPC
- ITG, Inc./DE/ ITG
- Rantizo RNTZ
- Energy Services of America CORP ESOA
All 8 Water, Sewer, Pipeline, Comm & Power Line Construction companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.