Pinnacle West Capital Corporation (PNW) Valuation

Historical valuation analysis based on 500 data points (2024-08-30 to 2026-08-28)

Pinnacle West is a holding company whose principal subsidiary is Arizona Public Service, a vertically integrated electric utility serving approximately 1.4 million customers across a 35,000-square-...

Pinnacle West Capital Corporation (PNW) currently trades at a P/E ratio of 18.57 (historical range: 15.44–21.16, median: 18.57), placing it at the 50th percentile — near its historical average, P/S ratio of 2.23 (range: 1.89–2.48, 74th percentile — above its historical average), EV/EBITDA of 171.81 (range: 17.91–355.35, 68th percentile).

Pinnacle West Capital Corporation appears slightly overvalued relative to its historical range, with most valuation metrics above their median levels.

Historical Valuation Metrics

MetricCurrentMinMedianMaxPercentileAssessment
P/E Ratio18.5715.4418.5721.1650thnear its historical average
P/S Ratio2.231.892.122.4874thabove its historical average
EV/EBITDA171.8117.9149.10355.3568thabove its historical average
Current Price: $97.69
Market Cap: $11.8B
Sector: Utilities