PNW
PINNACLE WEST CAPITAL CORP
NYSE · Utilities · Regulated Electric · US
$94.21
−1.44%Price chart
Aug 19Aug 24Aug 27Sep 1Sep 4Sep 10Sep 15Sep 18
Key dataSep 18, 2026
Open$94.71
From 52W high−13.86%
Volume2.49M
Market cap$11.42B
P/E (TTM)17.7x
P/S (TTM)2.1x
Div yield3.86%
Key dataSep 18, 2026
Open
$94.71
From 52W high
−13.86%
Volume
2.49M
Market cap
$11.42B
ValuationView details →
P/E (Fwd)
19.0x
EV/EBITDA
10.4x
P/E (TTM)
17.7x
RSI (14)
28.3
MomentumView details →
1D Return
−1.44%
YTD Return
+6.12%
SummaryUpdated Jun 1, 2026
Pinnacle West Capital Corporation (NYSE:PNW) is a regulated electric utility holding company incorporated in 1985 and headquartered in Phoenix, Arizona. The company operates primarily through its subsidiary Arizona Public Service Company (APS), which has been providing electric service to Arizona customers since 1961. As Arizona's largest electric utility, Pinnacle West serves approximately 1.3 million customers across the state and has become a key infrastructure provider supporting the region's rapid economic growth, particularly in the semiconductor and data center industries.
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Arizona Corporation Commission candidates Kevin Thompson, Ralph Heap, Clara Pratte and Jonathon Hill debated utility rate-setting and formula rate plan adjustments at a forum hosted by the Arizona Citizens Clean Elections Commission.10d agoAmundi reduced its stake in Pinnacle West Capital Corporation by 19.9% in the undefined quarter, selling 38,490 shares, according to its most recent SEC disclosure.46d ago