AEE vs. PEG: Ameren vs. Public Service Enterprise Stock Comparison

November 11, 2026

How do Ameren (AEE) and Public Service Enterprise (PEG) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.

Company Profile

Ameren (AEE) and Public Service Enterprise (PEG) are both classified in the Multi-Utilities sub-industry within the broader Multi-Utilities industry, placing them in the closest GICS peer bucket.

Company profile comparison for Ameren (AEE) and Public Service Enterprise (PEG)
Profile Item	AEE	PEG
Name	Ameren Corporation	Public Service Enterprise Group Inc.
Country/Region	United States	United States
GICS Sector	Utilities	Utilities
GICS Industry Group	Utilities	Utilities
GICS Industry	Multi-Utilities	Multi-Utilities
GICS Sub-Industry	Multi-Utilities	Multi-Utilities
Market Capitalization	31.24 billion USD	36.20 billion USD
Currency	USD	USD
Exchange	NYSE	NYSE
Listing Date	January 2, 1998	January 2, 1980
Security Type	Common Stock	Common Stock

Price Performance

Cumulative Growth

AEE

PEG

GSPC

Ameren (AEE) vs. Public Service Enterprise (PEG), with S&P 500 (GSPC) for reference: Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

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Trailing total returns for Ameren (AEE) and Public Service Enterprise (PEG). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Ameren (AEE) and Public Service Enterprise (PEG). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Ameren (AEE) and Public Service Enterprise (PEG)
Metric	AEE	PEG
Total Return (1Y)	11.92%	-6.86%
Total Return (3Y, Annualized)	17.94%	10.69%
Total Return (5Y, Annualized)	9.71%	7.38%

Risk Profile

Drawdown History

AEE

PEG

GSPC

Ameren (AEE) vs. Public Service Enterprise (PEG), with S&P 500 (GSPC) for reference: Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

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Distribution of monthly total returns for Ameren (AEE) and Public Service Enterprise (PEG). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Ameren (AEE) and Public Service Enterprise (PEG)
Metric	AEE	PEG
Volatility (1Y, Annualized)	17.76%	18.73%
Beta (5Y)	0.40	0.47
Max Drawdown (5Y)	-27.46%	-27.29%
Avg. Volume (3M)	1.74M	3.44M

Risk-Adjusted Performance

Risk-Return Positioning

AEE and PEG are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for Ameren (AEE) and Public Service Enterprise (PEG)
Metric	AEE	PEG
Sharpe Ratio (1Y)	0.43	-0.60
Sortino Ratio (1Y)	0.62	-0.82

Profitability

ROE (TTM)

Both Ameren (AEE) at 11.78% and Public Service Enterprise (PEG) at 10.28% land near their industries’ usual ROE ranges, so capital efficiency looks broadly in line with peers on both sides.

AEE

Utilities industry group

11.78%

Max: 17.99%
Q3: 12.01%
AEE: 11.78%
Median: 9.44%
Q1: 7.56%
Min: 2.17%

PEG

Utilities industry group

10.28%

Max: 17.99%
Q3: 12.01%
PEG: 10.28%
Median: 9.44%
Q1: 7.56%
Min: 2.17%

Ameren (AEE) vs. Public Service Enterprise (PEG): A comparison of their ROE against the Utilities industry group benchmark.

Net Margin (TTM)

Ameren (AEE) at 18.59% retains a top-quartile share of revenue as profit, ahead of Public Service Enterprise (PEG) at 14.32%, which keeps about the industry-typical share.

AEE

Utilities industry group

18.59%

Max: 28.78%
AEE: 18.59%
Q3: 17.30%
Median: 12.73%
Q1: 9.18%
Min: -0.20%

PEG

Utilities industry group

14.32%

Max: 28.78%
Q3: 17.30%
PEG: 14.32%
Median: 12.73%
Q1: 9.18%
Min: -0.20%

Ameren (AEE) vs. Public Service Enterprise (PEG): A comparison of their net margin against the Utilities industry group benchmark.

Operating Margin (TTM)

Ameren (AEE) at 31.23% operates in the top operating margin quartile, ahead of Public Service Enterprise (PEG) at 21.29%, which runs around its industry’s norm.

AEE

Utilities industry group

31.23%

Max: 53.83%
AEE: 31.23%
Q3: 31.12%
Median: 23.62%
Q1: 15.45%
Min: -4.90%

PEG

Utilities industry group

21.29%

Max: 53.83%
Q3: 31.12%
Median: 23.62%
PEG: 21.29%
Q1: 15.45%
Min: -4.90%

Ameren (AEE) vs. Public Service Enterprise (PEG): A comparison of their operating margin against the Utilities industry group benchmark.

Profitability Metrics

Profitability metrics for Ameren (AEE) and Public Service Enterprise (PEG)
Metric	AEE	PEG
ROE (TTM)	11.78%	10.28%
ROA (TTM)	3.12%	2.93%
Net Margin (TTM)	18.59%	14.32%
Operating Margin (TTM)	31.23%	21.29%
Gross Margin (TTM)	52.47%	32.12%

Growth

Revenue Growth

Both Ameren (AEE) at 15.43% and Public Service Enterprise (PEG) at 18.25% sit in the top peer quartile for revenue growth, so each is growing its top line faster than typical industry peers.

Ameren (AEE) vs. Public Service Enterprise (PEG): A comparison of their Revenue Growth across different time periods.

EPS Growth

Ameren (AEE) at 21.04% sits in the top EPS growth quartile, while Public Service Enterprise (PEG) at 19.21% is closer to the peer norm — faster per-share earnings growth for AEE.

Ameren (AEE) vs. Public Service Enterprise (PEG): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Ameren (AEE) and Public Service Enterprise (PEG)
Metric	AEE	PEG
Revenue Growth (YoY)	15.43%	18.25%
Revenue Growth (3Y CAGR)	3.41%	7.48%
EPS Growth (YoY)	21.04%	19.21%
EPS Growth (3Y CAGR)	8.92%	27.05%

Financial Strength

Current Ratio (MRQ)

Both Ameren (AEE) at 0.74 and Public Service Enterprise (PEG) at 1.01 carry current ratio within their industries’ typical mid-ranges, suggesting balanced short-term liquidity relative to peers.

AEE

Utilities industry group

0.74

Max: 1.90
Q3: 1.17
Median: 0.88
AEE: 0.74
Q1: 0.66
Min: 0.29

PEG

Utilities industry group

1.01

Max: 1.90
Q3: 1.17
PEG: 1.01
Median: 0.88
Q1: 0.66
Min: 0.29

Ameren (AEE) vs. Public Service Enterprise (PEG): A comparison of their current ratio against the Utilities industry group benchmark.

Debt / Equity (MRQ)

Both Ameren (AEE) at 1.57 and Public Service Enterprise (PEG) at 1.48 fund their balance sheets with roughly industry-typical debt-to-equity mixes.

AEE

Utilities industry group

1.57

Max: 2.63
Q3: 1.77
AEE: 1.57
Median: 1.35
Q1: 0.84
Min: 0.00

PEG

Utilities industry group

1.48

Max: 2.63
Q3: 1.77
PEG: 1.48
Median: 1.35
Q1: 0.84
Min: 0.00

Ameren (AEE) vs. Public Service Enterprise (PEG): A comparison of their debt-to-equity ratio against the Utilities industry group benchmark.

Financial Strength Metrics

Financial strength metrics for Ameren (AEE) and Public Service Enterprise (PEG)
Metric	AEE	PEG
Current Ratio (MRQ)	0.74	1.01
Debt / Equity (MRQ)	1.57	1.48
Net Debt / EBITDA	5.55	5.86

Dividends

Dividend Yield (TTM)

Public Service Enterprise (PEG) at 3.61% offers top-quartile income, while Ameren (AEE) at 0.63% sits in the bottom quartile — a wide gap in cash returned to shareholders.

AEE

Utilities industry group

0.63%

Max: 6.66%
Q3: 3.58%
Median: 2.85%
Q1: 0.66%
AEE: 0.63%
Min: 0.00%

PEG

Utilities industry group

3.61%

Max: 6.66%
PEG: 3.61%
Q3: 3.58%
Median: 2.85%
Q1: 0.66%
Min: 0.00%

Ameren (AEE) vs. Public Service Enterprise (PEG): A comparison of their dividend yield against the Utilities industry group benchmark.

Dividend Payout Ratio (TTM)

Ameren (AEE) at 51.48% pays out a band-typical share of earnings, while Public Service Enterprise (PEG) at 74.58% distributes more than its industry norm — less retained, thinner cover.

AEE

Utilities industry group

51.48%

Max: 113.04%
Q3: 68.72%
Median: 56.38%
AEE: 51.48%
Q1: 32.38%
Min: 0.00%

PEG

Utilities industry group

74.58%

Max: 113.04%
PEG: 74.58%
Q3: 68.72%
Median: 56.38%
Q1: 32.38%
Min: 0.00%

Ameren (AEE) vs. Public Service Enterprise (PEG): A comparison of their payout ratio against the Utilities industry group benchmark.

Dividend Metrics

Dividend metrics for Ameren (AEE) and Public Service Enterprise (PEG)
Metric	AEE	PEG
Dividend Yield (TTM)	0.63%	3.61%
Dividend Payout Ratio (TTM)	51.48%	74.58%

Valuation

P/E Ratio (TTM)

Both Ameren (AEE) at 19.63 and Public Service Enterprise (PEG) at 20.51 land around their industries’ usual P/E ratio levels — neither is getting a clear earnings-multiple discount or premium versus peers.

AEE

Utilities industry group

19.63

Max: 31.22
Q3: 23.30
Median: 19.64
AEE: 19.63
Q1: 15.17
Min: 3.34

PEG

Utilities industry group

20.51

Max: 31.22
Q3: 23.30
PEG: 20.51
Median: 19.64
Q1: 15.17
Min: 3.34

Ameren (AEE) vs. Public Service Enterprise (PEG): A comparison of their P/E ratio against the Utilities industry group benchmark.

P/S Ratio (TTM)

Public Service Enterprise (PEG) at 2.93 is priced about in line with its industry on P/S ratio, while Ameren (AEE) at 3.63 sits in the pricier quartile — AEE costs more per dollar of sales.

AEE

Utilities industry group

3.63

Max: 6.35
AEE: 3.63
Q3: 3.63
Median: 2.63
Q1: 1.52
Min: 0.00

PEG

Utilities industry group

2.93

Max: 6.35
Q3: 3.63
PEG: 2.93
Median: 2.63
Q1: 1.52
Min: 0.00

Ameren (AEE) vs. Public Service Enterprise (PEG): A comparison of their P/S ratio against the Utilities industry group benchmark.

P/B Ratio (MRQ)

On P/B ratio, both Ameren (AEE) at 2.20 and Public Service Enterprise (PEG) at 2.08 are valued close to their industries’ norm against book — neither stands out from peers.

AEE

Utilities industry group

2.20

Max: 3.12
Q3: 2.21
AEE: 2.20
Median: 1.83
Q1: 1.46
Min: 0.34

PEG

Utilities industry group

2.08

Max: 3.12
Q3: 2.21
PEG: 2.08
Median: 1.83
Q1: 1.46
Min: 0.34

Ameren (AEE) vs. Public Service Enterprise (PEG): A comparison of their P/B ratio against the Utilities industry group benchmark.

Valuation Metrics

Valuation metrics for Ameren (AEE) and Public Service Enterprise (PEG)
Metric	AEE	PEG
P/E Ratio (TTM)	19.63	20.51
P/S Ratio (TTM)	3.63	2.93
P/B Ratio (MRQ)	2.20	2.08
Free Cash Flow Yield (TTM)	-8.06%	-0.90%