AEE vs WEC

For growth investors, Ameren Corporation (AEE) is the stronger pick with 15.

4% revenue growth year-over-year, versus 14. 0% for WEC Energy Group, Inc. (WEC). Ameren Corporation (AEE) offers the better valuation at 20. 5x trailing P/E (20. 4x forward), making it the more compelling value choice. Analysts rate Ameren Corporation (AEE) a "Hold" — based on 22 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

On trailing P/E, Ameren Corporation (AEE) is the cheapest at 20.

5x versus WEC Energy Group, Inc. at 23. 6x. On forward P/E, WEC Energy Group, Inc. is actually cheaper at 20. 4x — notably different from the trailing picture, reflecting expected earnings growth. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Ameren Corporation wins at 2. 30x versus WEC Energy Group, Inc. 's 4. 10x.

Over the past 5 years, Ameren Corporation (AEE) delivered a total return of +43.

7%, compared to +32. 6% for WEC Energy Group, Inc. (WEC). Over 10 years, the gap is even starker: AEE returned +173. 4% versus WEC's +138. 3%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), WEC Energy Group, Inc.

(WEC) is the lower-risk stock at -0. 03β versus Ameren Corporation's 0. 05β — meaning AEE is approximately -277% more volatile than WEC relative to the S&P 500. On balance sheet safety, Ameren Corporation (AEE) carries a lower debt/equity ratio of 147% versus 159% for WEC Energy Group, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Ameren Corporation (AEE) is pulling ahead at 15.

4% versus 14. 0% for WEC Energy Group, Inc. (WEC). On earnings-per-share growth, the picture is similar: Ameren Corporation grew EPS 21. 0% year-over-year, compared to 0. 0% for WEC Energy Group, Inc.. Over a 3-year CAGR, AEE leads at 3. 4% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

Ameren Corporation (AEE) is the more profitable company, earning 16.

5% net margin versus 15. 9% for WEC Energy Group, Inc. — meaning it keeps 16. 5% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: WEC leads at 24. 2% versus 23. 0% for AEE. At the gross margin level — before operating expenses — WEC leads at 50. 5%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

The PEG ratio (forward P/E divided by expected earnings growth rate) is the most precise measure of undervaluation relative to growth potential.

By this metric, Ameren Corporation (AEE) is the more undervalued stock at a PEG of 2. 30x versus WEC Energy Group, Inc. 's 4. 10x. Both stocks trade at elevated growth-adjusted valuations, so expected growth needs to materialise. On forward earnings alone, WEC Energy Group, Inc. (WEC) trades at 20. 4x forward P/E versus 20. 4x for Ameren Corporation — 0. 0x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for AEE: 10. 5% to $121. 11.

All stocks in this comparison pay dividends.

WEC Energy Group, Inc. (WEC) offers the highest yield at 3. 1%, versus 2. 6% for Ameren Corporation (AEE).

For long-horizon retirement investors, WEC Energy Group, Inc.

(WEC) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β -0. 03), 3. 1% yield, +138. 3% 10Y return). Both have compounded well over 10 years (WEC: +138. 3%, AEE: +173. 4%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

Both stocks operate in the Utilities sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: AEE is a mid-cap high-growth stock; WEC is a mid-cap income-oriented stock. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.