Pinnacle West Capital (PNW) - Market capitalization

Market cap: £7.82 Billion

As of December 2025 Pinnacle West Capital has a market cap of £7.82 Billion. This makes Pinnacle West Capital the world's 1877th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of Pinnacle West Capital from 1996 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	£7.82 B	1.66%
2024	£7.69 B	20.37%
2023	£6.39 B	-10.08%
2022	£7.11 B	20.53%
2021	£5.89 B	-10.67%
2020	£6.60 B	-14.35%
2019	£7.71 B	2.48%
2018	£7.52 B	6.85%
2017	£7.04 B	0.04%
2016	£7.03 B	45.76%
2015	£4.82 B	-0.46%
2014	£4.85 B	37.24%
2013	£3.53 B	2.12%
2012	£3.46 B	2.28%
2011	£3.38 B	15.88%
2010	£2.92 B	27.37%
2009	£2.29 B	3.75%
2008	£2.21 B	3.03%
2007	£2.14 B	-17.07%
2006	£2.58 B	8.91%
2005	£2.37 B	11.86%
2004	£2.12 B	3.97%
2003	£2.04 B	5.26%
2002	£1.94 B	-20.76%
2001	£2.44 B	-9.54%
2000	£2.70 B	68.7%
1999	£1.60 B	-25.78%
1998	£2.16 B	-1.21%
1997	£2.18 B	34.84%
1996	£1.62 B

End of Day market cap according to different sources

On Dec 9th, 2025 the market cap of Pinnacle West Capital was reported to be:

£7.82 Billion

by Nasdaq

£7.82 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Avista AVA	£2.35 B	-69.96%	🇺🇸 USA
Xcel Energy XEL	£33.65 B	330.15%	🇺🇸 USA
PNM Resources PNM	£2.83 B	-63.82%	🇺🇸 USA
Idacorp IDA	£5.07 B	-35.09%	🇺🇸 USA
Edison International EIX	£16.37 B	109.29%	🇺🇸 USA
NorthWestern Corporation NWE	£3.05 B	-60.90%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Market capitalization of Pinnacle West Capital (PNW)

Market cap: £7.82 Billion