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WEC Energy vs Ameren: which stock is doing better?

WEC Energy and Ameren are business rivals. Where they compete: regulated electric and gas combination utility, Missouri and Illinois service territory. Here is how the two stocks, and the businesses behind them, compare over the past year.

Updated Oct 9, 2026

54
AEE P3

AEE ahead

On Stox’s P3 score, which combines market beat, staying power and business growth, Ameren rates 54 and WEC Energy 28. Over the past year WEC Energy is −9% and Ameren −1%, against +16% for the S&P 500. By type, WEC Energy is a Sleepy Staple and Ameren a Show-Me Grower.

WEC P3 28AEE P3 54Both in Utilities

The past year

WEC against AEE, each set to $100 a year ago. Select a measure in the table below to chart it for both.

WEC against AEE, past year
$100 a year ago. WEC −9%, AEE −1%.
90100110NovDecJanFebMarAprMayJunJulAugSepOct
WECAEE

WEC and AEE side by side

Ahead marks the stronger reading on each line; for the typical day and the deepest fall it marks the steadier stock. Select a row with a chart to see both over the year.

MeasureWECAEEAhead
Past 3 months
Share price change
−10%−10%AEE
Past month
Share price change
−2%−3%WEC
Revenue growth
Past four quarters against the year before
+11%+12%AEE
Operating margin
Operating profit as a share of revenue, past four quarters
24%24%Level
Deepest fall
From a high, past year
−15%−16%WEC, held up
Market value
What the market values the company at
$33.8B$28.3B
Type
Its Stox Atlas type
Sleepy StapleShow-Me Grower
Group
Stocks it moves with
UtilitiesUtilitiesSame group

How to read this page

How it’s measured. Scores from Stox rank each stock against about 1,200 large US stocks and funds, where 100 is best; P3 combines market beat, staying power and business growth. Returns are share-price changes. The typical day is the average true range over 14 days as a share of the price, averaged over the past year.

Sources. Daily prices and company financial statements from Financial Modeling Prep; scores and curated rivals from Stox.

A higher score describes a stronger past year, not what comes next.

Rivals are chosen by the markets the two businesses compete in, not by sector labels.

For financial statements, valuation and news, see WEC and AEE on Stox.

This page is information, not investment advice. About our data and methods ›

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