---
schema_version: "secwatch.filing_event.v1"
accession: "0000015615-26-000052"
form_type: "8-K"
ticker: "MTZ"
cik: "0000015615"
company_name: "MASTEC INC"
filed_at: "2026-04-30T23:59:59+00:00"
generated_at: "2026-05-15T00:47:20.709934+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# MasTec Q1 2026 revenue $3.8B (+34% YoY), beats guidance; raises FY2026 EPS and EBITDA outlook

## Summary
- Revenue $3.8B (+34% YoY), record Q1; GAAP diluted EPS $0.77 (+516%), adjusted diluted EPS $1.39 (+174%).
- Adjusted EBITDA $283.6M (+73%); margin up 170bps to 7.4%.
- 18-month backlog $20.3B, up 28% YoY and $1.4B sequentially; Clean Energy & Infrastructure backlog +65% YoY.
- FY2026 guidance raised: revenue $17.5B (+22% YoY), adjusted EBITDA $1.5B (+30% YoY), adjusted EPS $8.79 (+34%).
- All segments grew double-digits; Pipeline Infrastructure revenue +91% YoY, Clean Energy & Infrastructure +45% YoY.

## SEC filing metadata
- accession: 0000015615-26-000052
- form_type: 8-K
- ticker: MTZ
- cik: 0000015615
- company_name: MASTEC INC
- filed_at: 2026-04-30T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.85
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/15615/000001561526000052/0000015615-26-000052-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/15615/000001561526000052/mtz-20260430.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000015615-26-000052
- JSON: https://secwatch.observer/filing/0000015615-26-000052.json
- Plain text: https://secwatch.observer/filing/0000015615-26-000052.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.