Market Cap for WEC Energy Group (WEC)
According to WEC Energy Group's latest reported financial statements, the company's latest reported market cap is $34.58B 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 .
Currently viewingMarket CapSwitch metric
Latest period
$34.58B
YoY change
+8.6%
5Y CAGR
+4.1%
Peak year (2026)
$37.55B
Latest annual
$37.55B
Market Cap history chart for WEC Energy Group (WEC) from 1985 to 2026
Market Cap history table for WEC Energy Group (WEC) from 1985 to 2026
| Fiscal year | Period ended | Reported | Market Cap | YoY |
|---|---|---|---|---|
| 2026 | $37.55B | +8.6% | ||
| 2025 | $34.58B | +16.2% | ||
| 2024 | $29.76B | +11.9% | ||
| 2023 | $26.59B | -10.3% | ||
| 2022 | $29.64B | -3.5% | ||
| 2021 | $30.70B | +5.4% | ||
| 2020 | $29.13B | -0.3% | ||
| 2019 | $29.21B | +33.1% | ||
| 2018 | $21.95B | +4.2% | ||
| 2017 | $21.07B | +13.4% | ||
| 2016 | $18.59B | +32.8% | ||
| 2015 | $13.99B | +16.6% | ||
| 2014 | $12.00B | +26.4% | ||
| 2013 | $9.50B | +10.7% | ||
| 2012 | $8.58B | +4.2% | ||
| 2011 | $8.23B | +18.1% | ||
| 2010 | $6.97B | +18.5% | ||
| 2009 | $5.88B | +18.4% | ||
| 2008 | $4.96B | -14.1% | ||
| 2007 | $5.77B | +2.7% | ||
| 2006 | $5.62B | +21.5% | ||
| 2005 | $4.62B | +15.0% | ||
| 2004 | $4.02B | +1.3% | ||
| 2003 | $3.97B | +10.3% | ||
| 2002 | $3.60B | +35.4% | ||
| 2001 | $2.66B | -3.0% | ||
| 2000 | $2.74B | +21.8% | ||
| 1999 | $2.25B | -37.3% | ||
| 1998 | $3.58B | +10.9% | ||
| 1997 | $3.23B | +8.6% | ||
| 1996 | $2.98B | -11.6% | ||
| 1995 | $3.37B | +20.4% | ||
| 1994 | $2.80B | -2.9% | ||
| 1993 | $2.88B | +6.9% | ||
| 1992 | $2.69B | +1.9% | ||
| 1991 | $2.64B | +24.1% | ||
| 1990 | $2.13B | -1.2% | ||
| 1989 | $2.16B | +18.6% | ||
| 1988 | $1.82B | +21.4% | ||
| 1987 | $1.50B | -14.5% | ||
| 1986 | $1.75B | +32.3% | ||
| 1985 | $1.32B | — |
Market Cap values are taken from WEC Energy Group'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
WEC Energy Group (WEC) most recent annual market cap stands at $37.55B (2026) – grew 8.6% year-over-year.
Through 2021–2026 (5 years), WEC Energy Group market cap delivered a +4.1% annualised rate; sustaining 3 straight years of year-over-year growth.
The dataset's maximum market cap sits at $37.55B (2026); the minimum reading of $1.32B dates to 1985.
Among 8 Utilities peers, WEC Energy Group (WEC) ranks 9th; the peer median for market cap is $97.46B.
WEC Energy Group Market Cap by Year
WEC Energy Group Market Cap 2026: $37.55B
WEC Energy Group market cap in 2026 was $37.55B, grew 8.6% from 2025. This figure represents the highest annual value in the available history.
WEC Energy Group Market Cap 2025: $34.58B
WEC Energy Group market cap in 2025 was $34.58B, grew 16.2% from 2024.
WEC Energy Group Market Cap 2024: $29.76B
WEC Energy Group market cap in 2024 was $29.76B, grew 11.9% from 2023.
WEC Energy Group Market Cap 2023: $26.59B
WEC Energy Group market cap in 2023 was $26.59B, declined 10.3% below 2022.
WEC Energy Group Market Cap 2022: $29.64B
WEC Energy Group market cap in 2022 was $29.64B.
See more financial history for WEC Energy Group (WEC).
Sector peers — Market Cap
Companies in the same sector as WEC Energy Group, 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 WEC Energy Group's market cap?
- Latest reported market cap for WEC Energy Group (WEC) is $34.58B (period ending December 31, 2025).
How has WEC Energy Group market cap changed year-over-year?
- WEC Energy Group (WEC) market cap changed +8.6% year-over-year on the latest annual filing.
What is the long-term growth rate of WEC Energy Group market cap?
- WEC Energy Group (WEC) market cap compound annual growth rate is +4.1% over the most recent 5 years available.
When did WEC Energy Group market cap hit its highest annual value?
- WEC Energy Group market cap reached its highest annual value of $37.55B in 2026.
What was WEC Energy Group market cap in 2025?
- WEC Energy Group (WEC) market cap in 2025 was $34.58B.
What was WEC Energy Group market cap in 2026?
- WEC Energy Group (WEC) market cap in 2026 was $37.55B.
Metrics overview
Pick a metric for charts, filings, and peers — each row shows the latest TTM or annual value with year-over-year change.
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