What is PNW's five-year median P/E?

The median, or middle weekly reading, is 17.5× over the last five years. Available history contains 533 weekly observations from Aug 8, 2016 to Oct 19, 2026.

Does a low historical rank mean a stock is a buy?

No. The rank describes a stock’s own history. Changes in growth, financial risk and the business can change the multiple investors pay. P/E uses earnings and P/S uses revenue from the previous twelve months.

Pinnacle West Capital (PNW) valuation history

Above its usual range

As of Oct 22, 2026

PNW's P/E of 19.9x is higher than 87% of its available weekly readings from the last five years.

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P/E at year-end

Last weekly reading of each completed year. Rank runs from lowest (0%) to highest (100%) within the five years available on that date.

PNW year-end valuation history
Reading date	P/E	5-year rank
Dec 29, 2025	18.2×	79%
Dec 30, 2024	16.0×	44%
Dec 25, 2023	17.2×	56%
Dec 26, 2022	16.1×	42%
Dec 27, 2021	14.0×	11%
Dec 28, 2020	14.2×	5%
Dec 30, 2019	20.0×	57%
Dec 31, 2018	18.8×	23%
Dec 25, 2017	18.4×	2%
Dec 26, 2016	20.3×	Short history

Peers on the same measure

Stock	P/E	5-year rank
AEEAmeren	18.8×	23%
CMSCMS Energy	20.5×	47%
CNPCenterPoint Energy	24.7×	78%
DDominion Energy	18.4×	20%

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About this history

What is PNW's current P/E?: PNW's P/E of 19.9x is higher than 87% of its available weekly readings from the last five years.
What is PNW's five-year median P/E?: The median, or middle weekly reading, is 17.5× over the last five years. Available history contains 533 weekly observations from Aug 8, 2016 to Oct 19, 2026.
Does a low historical rank mean a stock is a buy?: No. The rank describes a stock’s own history. Changes in growth, financial risk and the business can change the multiple investors pay. P/E uses earnings and P/S uses revenue from the previous twelve months.