MASTEC INC
For the period ended Mar 31, 2026. Filed Apr 30, 2026.
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A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.
Mar 31, 2026 · Filed Apr 30, 2026
MTZ$180.84-4.3%Stored close · as of Nov 10, 2026
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Item 6. Exhibits
The Exhibit Index below contains a list of exhibits filed or furnished with this Form 10-Q.
| Exhibits | Description |
| 31.1* | Certifications required by Section 302(a) of the Sarbanes-Oxley Act of 2002. |
| 31.2* | Certifications required by Section 302(a) of the Sarbanes-Oxley Act of 2002. |
| 32.1** | Certifications required by Section 906 of the Sarbanes-Oxley Act of 2002. |
| 32.2** | Certifications required by Section 906 of the Sarbanes-Oxley Act of 2002. |
| 95.1* | Mine Safety Disclosures. |
| 101.INS | Inline XBRL Instance Document - The instance document does not appear in the interactive data file because its XBRL tags are embedded within the Inline XBRL document. |
| 101.SCH | Inline XBRL Taxonomy Extension Schema |
| 101.CAL | Inline XBRL Taxonomy Extension Calculation Linkbase |
| 101.DEF | Inline XBRL Taxonomy Extension Definition Linkbase |
| 101.LAB | Inline XBRL Taxonomy Extension Label Linkbase |
| 101.PRE | Inline XBRL Taxonomy Extension Presentation Linkbase |
| 104 | The cover page of MasTec, Inc.’s Quarterly Report on Form 10-Q for the quarter ended March 31, 2026, formatted in Inline XBRL (included with the Exhibit 101 attachments). |
- Filed herewith.
** Furnished herewith.
The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.