---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-21-319272"
form_type: "8-K"
ticker: "PWR"
cik: "0001050915"
company_name: "QUANTA SERVICES, INC."
filed_at: "2021-11-04T23:59:59+00:00"
generated_at: "2026-06-28T12:32:55.175984+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Quanta Services Q3 revenue $3.35B, adjusted EPS $1.48; backlog $17B record

## Summary
- Q3 revenues $3.35B vs $3.02B YoY (+11%); net income $174.4M ($1.21 diluted EPS).
- Adjusted diluted EPS $1.48 vs $1.40 YoY, another record quarter.
- Electric Power segment operating income margin 12.4% on strong execution and record emergency response.
- Total backlog record $17.0B; remaining performance obligations $4.4B.
- Acquired Blattner, premier utility-scale renewable energy provider, positioning for energy transition.

## SEC filing metadata
- accession: 0001193125-21-319272
- form_type: 8-K
- ticker: PWR
- cik: 0001050915
- company_name: QUANTA SERVICES, INC.
- filed_at: 2021-11-04T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1050915/000119312521319272/0001193125-21-319272-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1050915/000119312521319272/d92883d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-21-319272
- JSON: https://secwatch.observer/filing/0001193125-21-319272.json
- Plain text: https://secwatch.observer/filing/0001193125-21-319272.txt

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