Market Cap for Pinnacle West Capital (PNW)
According to Pinnacle West Capital's latest reported financial statements, the company's latest reported market cap is $10.82B USD. Market capitalization is the total dollar value of all outstanding shares — shares outstanding × stock price — and the standard measure of a company's equity value. On this page, historical market cap snaps filing-period share counts to closing prices on or before each statement date (not intraday tick data).
Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .
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Latest period
$10.82B
YoY change
+14.6%
5Y CAGR
+9.2%
Peak year (2026)
$12.40B
Latest annual
$12.40B
Market Cap history chart for Pinnacle West Capital (PNW) from 1985 to 2026
Market Cap history table for Pinnacle West Capital (PNW) from 1985 to 2026
| Fiscal year | Period ended | Reported | Market Cap | YoY |
|---|---|---|---|---|
| 2026 | $12.40B | +14.6% | ||
| 2025 | $10.82B | +9.8% | ||
| 2024 | $9.85B | +20.5% | ||
| 2023 | $8.18B | -5.2% | ||
| 2022 | $8.62B | +7.9% | ||
| 2021 | $7.99B | -11.5% | ||
| 2020 | $9.03B | -11.0% | ||
| 2019 | $10.14B | +5.7% | ||
| 2018 | $9.59B | +0.2% | ||
| 2017 | $9.57B | +9.5% | ||
| 2016 | $8.74B | +21.6% | ||
| 2015 | $7.19B | -5.3% | ||
| 2014 | $7.59B | +29.5% | ||
| 2013 | $5.86B | +4.1% | ||
| 2012 | $5.63B | +6.5% | ||
| 2011 | $5.29B | +19.2% | ||
| 2010 | $4.44B | +19.9% | ||
| 2009 | $3.70B | +14.2% | ||
| 2008 | $3.24B | -24.1% | ||
| 2007 | $4.28B | -15.6% | ||
| 2006 | $5.07B | +26.6% | ||
| 2005 | $4.00B | -1.4% | ||
| 2004 | $4.06B | +11.0% | ||
| 2003 | $3.66B | +26.3% | ||
| 2002 | $2.90B | -18.4% | ||
| 2001 | $3.55B | -12.2% | ||
| 2000 | $4.05B | +55.7% | ||
| 1999 | $2.60B | -28.2% | ||
| 1998 | $3.62B | -0.9% | ||
| 1997 | $3.65B | +30.6% | ||
| 1996 | $2.79B | +11.2% | ||
| 1995 | $2.51B | +46.5% | ||
| 1994 | $1.72B | -12.5% | ||
| 1993 | $1.96B | +10.8% | ||
| 1992 | $1.77B | +17.3% | ||
| 1991 | $1.51B | +73.8% | ||
| 1990 | $868.75M | -10.0% | ||
| 1989 | $964.95M | -27.1% | ||
| 1988 | $1.32B | -35.0% | ||
| 1987 | $2.03B | -6.9% | ||
| 1986 | $2.19B | +32.4% | ||
| 1985 | $1.65B | — |
Market Cap values are taken from Pinnacle West Capital's reported income statements (10-Q quarterly and 10-K annual filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the date the filing was reported; YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.
Analysis
The 2026 reading of Pinnacle West Capital (PNW) market cap is $12.40B – grew 14.6% year-over-year.
Looking at the 2021–2026 (5 years) stretch, Pinnacle West Capital market cap compounded at +9.2% per year, sustaining 3 straight years of year-over-year growth.
Across the available history, market cap reached its high of $12.40B in 2026 and its low of $868.75M in 1990.
Within Utilities, Pinnacle West Capital (PNW) ranks 9th among 8 peers we track. The peer median for market cap is $97.46B.
Pinnacle West Capital Market Cap by Year
Pinnacle West Capital Market Cap 2026: $12.40B
Pinnacle West Capital market cap in 2026 was $12.40B, grew 14.6% from 2025. This figure represents the highest annual value in the available history.
Pinnacle West Capital Market Cap 2025: $10.82B
Pinnacle West Capital market cap in 2025 was $10.82B, grew 9.8% from 2024.
Pinnacle West Capital Market Cap 2024: $9.85B
Pinnacle West Capital market cap in 2024 was $9.85B, grew 20.5% from 2023.
Pinnacle West Capital Market Cap 2023: $8.18B
Pinnacle West Capital market cap in 2023 was $8.18B, declined 5.2% below 2022.
Pinnacle West Capital Market Cap 2022: $8.62B
Pinnacle West Capital market cap in 2022 was $8.62B.
See more financial history for Pinnacle West Capital (PNW).
Sector peers — Market Cap
Companies in the same sector as Pinnacle West Capital, ranked by their latest market cap.
| Company | Market Cap | Sector |
|---|---|---|
| GE Vernova Inc. (GEV) | $292.62B | Utilities |
| NextEra Energy, Inc. (NEE) | $201.26B | Utilities |
| The Southern Company (SO) | $106.43B | Utilities |
| Duke Energy Corporation (DUK) | $99.46B | Utilities |
| Constellation Energy Corporation (CEG) | $95.47B | Utilities |
| American Electric Power Company, Inc. (AEP) | $73.70B | Utilities |
| Sempra (SRE) | $60.69B | Utilities |
| Dominion Energy, Inc. (D) | $55.28B | Utilities |
Frequently asked questions
What is Pinnacle West Capital's market cap?
- Latest reported market cap for Pinnacle West Capital (PNW) is $10.82B (period ending December 31, 2025).
How has Pinnacle West Capital market cap changed year-over-year?
- Pinnacle West Capital (PNW) market cap changed +14.6% year-over-year on the latest annual filing.
What is the long-term growth rate of Pinnacle West Capital market cap?
- Pinnacle West Capital (PNW) market cap compound annual growth rate is +9.2% over the most recent 5 years available.
When did Pinnacle West Capital market cap hit its highest annual value?
- Pinnacle West Capital market cap reached its highest annual value of $12.40B in 2026.
What was Pinnacle West Capital market cap in 2025?
- Pinnacle West Capital (PNW) market cap in 2025 was $10.82B.
What was Pinnacle West Capital market cap in 2026?
- Pinnacle West Capital (PNW) market cap in 2026 was $12.40B.
Metrics overview
Pick a metric for charts, filings, and peers — each row shows the latest TTM or annual value with year-over-year change.
Explore more
PNW Overview
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