---
schema_version: "secwatch.filing_event.v1"
accession: "0000764622-24-000043"
form_type: "8-K"
ticker: null
cik: "0000007286"
company_name: "ARIZONA PUBLIC SERVICE CO"
filed_at: "2024-05-02T23:59:59+00:00"
generated_at: "2026-06-03T01:09:09.662899+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Pinnacle West Q1 net income $16.9M vs. loss a year ago; reaffirms FY guidance

## Summary
- Q1 2024 diluted EPS $0.15 vs. -$0.03 in Q1 2023; net income $16.9M.
- Customer growth of 1.8% YoY; weather-normalized sales up 5.9%.
- Benefited from new retail base rates effective March 8, 2024 and sale of former subsidiary.
- Full-year 2024 EPS guidance reaffirmed at $4.60-$4.80 on weather-normalized basis.
- Ongoing headwinds: higher depreciation, interest, and O&M expense.

## SEC filing metadata
- accession: 0000764622-24-000043
- form_type: 8-K
- cik: 0000007286
- company_name: ARIZONA PUBLIC SERVICE CO
- filed_at: 2024-05-02T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/7286/000076462224000043/0000764622-24-000043-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/7286/000076462224000043/pnw-20240502.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000764622-24-000043
- JSON: https://secwatch.observer/filing/0000764622-24-000043.json
- Plain text: https://secwatch.observer/filing/0000764622-24-000043.txt

## Key facts
- Earnings Releases
  ARIZONA PUBLIC SERVICE CO reported for the quarter ended March 31, 2024 results: net income $16.9 million, EPS $0.15 per diluted share of common stock. Guidance reaffirmed.
  - Period: for the quarter ended March 31, 2024
  - Net income: $16.9 million
  - EPS: $0.15 per diluted share of common stock
  - Guidance: reaffirmed
  - Result: reported results
  source text: Pinnacle West Capital Corp. (NYSE: PNW) today reported consolidated net income attributable to common shareholders of $16.9 million, or $0.15 per diluted share of common stock, for the quarter ended March 31, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/7286/000076462224000043/0000764622-24-000043-index.htm

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