AEP vs CEG vs DUK Stock Comparison

American Electric Power, Constellation Energy and Duke Energy Prices as of Oct 28, 2026 Peers: Industry group
DUK Duke Energy CORP
$123.62 +9.1% 1M -1.6% 1Y
Market cap
$96.18B
P/E
18.5x
Revenue (TTM)
$33.25B
Div. yield
3.45%
Regulated Electric Utilities Utilities
6 wins

Head to Head

12 decided of 12

Duke Energy leads on 6 of the 12 questions below (Duke Energy 6, American Electric Power 4, Constellation Energy 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAEPCEGDUKLeader
Larger companyMarket capitalisation $69.79B $91.62B $96.18B DUK
Cheaper on earningsLower P/E, profitable companies only 25.3x 26.8x 18.5x DUK
Cheaper on forward earningsLower price / next fiscal year consensus EPS 21.3x 20.8x 18.8x DUK
Faster revenue growthRevenue growth, trailing twelve months +10.3% +26.0% +6.3% CEG
More profitableNet margin, trailing twelve months 12.1% 11.1% — AEP
Better return on capitalReturn on invested capital 5.5% 5.5% — AEP
Less leveragedLower net debt / EBITDA 6.0x 2.9x — CEG
Higher dividend yieldTrailing dividend yield 2.96% 0.65% 3.45% DUK
Better 1-year returnPrice return, last 12 months +11.4% -33.0% -1.6% AEP
Better 5-year returnAnnualised price return, 5 years +8.6%/yr — +3.9%/yr AEP
Less volatileAnnualised volatility, 1 year 19.4% 48.6% 16.6% DUK
Higher overall scoreMean of the five percentile scores vs peers 40/100 68/100 73/100 DUK

Percentile Scorecard

AEPCEGDUK

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisAEPCEGDUK
Valuation 24 #51 of 67 57 #11 of 24 83 #12 of 67
Growth 64 #24 of 65 96 #2 of 23 81 #13 of 65
Profitability 57 #27 of 62 86 #4 of 23 56 #28 of 62
Financial Health 28 #45 of 62 48 #13 of 24 –
Shareholder Returns 29 #48 of 67 56 #9 of 19 71 #20 of 67
Overall 40 68 73
  • AEP ranked among 67 companies in Regulated Utilities
  • CEG ranked among 24 companies in Power Generation
  • DUK ranked among 67 companies in Regulated Utilities

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodAEPCEGDUKSPY
1 month +8.5%-0.9%+9.1% +0.9%
3 months -0.9%+0.1%-4.3% +5.9%
6 months -4.6%-13.1%-2.3% +8.5%
Year to date +11.2%-26.9%+5.5% +13.3%
1 year +11.4%-33.0%-1.6% +12.4%
3 years +71.1%+133.0%+41.2% +88.1%
3 years, per year +19.6%+32.6%+12.2% +23.5%
5 years +51.3%—+21.2% +68.2%
5 years, per year +8.6%—+3.9% +11.0%
10 years +102.2%—+57.0% +263.4%
10 years, per year +7.3%—+4.6% +13.8%

Risk

MeasureAEPCEGDUKSPY
Volatility, 1Y 19.4%48.6%16.6% 12.7%
Downside volatility, 1Y 19.3%50.1%16.8% 12.7%
Beta vs S&P 500, 1Y -0.071.44-0.32 1.00
Return / volatility, 1Y 0.59-0.68-0.10 0.98
Max drawdown, 5Y -32.2%-50.8%-26.0% -25.4%
From 52-week high -7.6%-35.7%-7.4% -0.9%
52-week high $138.69$401.43$133.46 $779.14
52-week low $113.70$236.50$113.24 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleAEPCEGDUK
P/E now vs peer median 25.3xmedian 20.8x 26.8xmedian 24.9x 18.5xmedian 20.8x
P/S now vs peer median 3.1xmedian 2.9x 2.9xmedian 2.7x 2.9xmedian 2.9x
EV/EBITDA now vs peer median 13.9xmedian 13.1x 14.0xmedian 11.6x —median 13.1x
P/FCF now vs peer median -12.1xmedian 35.3x 296.5xmedian 13.8x —median 35.3x
P/B now vs peer median 2.1xmedian 1.7x 2.9xmedian 2.1x 1.7xmedian 1.7x
PEG now vs peer median 2.73median 2.18 0.45median 0.61 0.31median 2.18

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsAEPCEGDUK
Revenue $22.79B $31.27B $33.25B
Gross profit $15.43B – –
Operating income $5.24B $4.60B $9.23B
Net income $3.07B $3.48B $5.38B
Free cash flow -$5.75B $309.00M –
EPS (diluted) $5.02 $9.63 $6.66
Cash & equivalents $375.00M $697.00M $673.00M
Total debt $52.84B $24.70B –
Shares (diluted) 550.63M 360.00M 779.00M
Enterprise value $68.17B $82.87B $98.29B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricAEPCEGDUK
P/E 25.3x 26.8x 18.5x
P/FCF -12.1x 296.5x –
P/Operating cash flow 9.1x 21.8x 8.3x
P/S 3.1x 2.9x 2.9x
P/B 2.1x 2.9x 1.7x
P/Tangible book 2.1x 2.9x 1.7x
EV/EBITDA 13.9x 14.0x –
EV/EBIT 23.3x 25.2x –
EV/Revenue 5.4x 3.7x 2.9x
EV/FCF -21.2x 374.2x –
EV/Operating cash flow 15.9x 27.5x 8.3x
PEG (3Y EPS CAGR) 2.73 0.45 0.31

Growth

14 metrics
MetricAEPCEGDUK
Revenue growth (1Y) 10.3% 26.0% 6.3%
Revenue CAGR (3Y) 5.4% 5.8% 4.6%
Gross profit growth (1Y) 8.1% – –
Gross profit CAGR (3Y) 7.8% – –
Operating income growth (1Y) 2.2% 19.7% 9.5%
Operating income CAGR (3Y) 19.5% 111.3% 13.2%
Net income growth (1Y) -17.4% 15.2% 8.7%
Net income CAGR (3Y) 15.7% 66.0% 59.0%
EPS growth (1Y) 5.2% 0.4% 8.9%
EPS CAGR (3Y) 9.2% 59.2% 59.6%
Operating cash flow growth (1Y) 17.1% 822.4% -3.2%
Operating cash flow CAGR (3Y) 22.6% 42.4% 26.8%
Free cash flow growth (1Y) -63.5% 112.9% –
Free cash flow CAGR (3Y) -19.1% 26.9% –

Profitability

14 metrics
MetricAEPCEGDUK
Gross margin 67.7% – –
EBITDA margin 38.4% 26.4% –
Operating margin 23.0% 14.7% –
Pretax margin 15.4% 16.3% –
Net margin 12.1% 11.1% –
FCF margin -25.2% 1.0% –
Operating cash flow margin 33.8% 13.5% 34.8%
Return on equity 9.6% 10.6% 9.5%
Return on assets 2.7% 3.6% 2.7%
Return on invested capital 5.5% 5.5% –
Return on capital employed 5.0% 5.4% –
Asset turnover 0.2x 0.3x 0.2x
Cash conversion (OCF / net income) 2.5x 1.2x 2.1x
Stock comp / revenue – – –

Financial Health

11 metrics
MetricAEPCEGDUK
Debt / assets 43.5% 25.1% –
Debt / equity 1.6x 0.8x –
Net debt / EBITDA 6.0x 2.9x –
Debt / FCF -9.2x 79.9x –
Liabilities / assets 72.6% 67.5% –
Equity / assets 27.4% 32.5% 28.3%
Interest coverage 2.4x 5.9x –
Current ratio 0.5x 1.5x 0.7x
Quick ratio 0.3x 0.6x –
Cash ratio 0.0x 0.1x –
Altman Z-score 0.92 1.48 –

Shareholder Returns

7 metrics
MetricAEPCEGDUK
Dividend yield 3.0% 0.7% 3.5%
Net buyback yield – – –
Shareholder yield 3.0% 0.7% 3.5%
Payout ratio (earnings) – – –
Payout ratio (FCF) – – –
Dividend growth (1Y) – – –
Dividend CAGR (3Y) – – –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusAEPCEGDUK
Forward P/E 21.3xFY2026 20.8xFY2026 18.8xFY2026
EPS, next fiscal year $6.01FY2026 $12.40FY2026 $6.56FY2026
EPS growth, next FY +0.7%FY2026 +32.1%FY2026 +4.0%FY2026
EPS growth, the year after +19.0% +12.1% +15.4%
Revenue, next fiscal year $23.09BFY2026 $31.54BFY2026 $32.42BFY2026
Revenue growth, next FY +5.5%FY2026 +23.5%FY2026 +0.6%FY2026
Revenue growth, the year after +3.5% +7.0% +4.1%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAEPCEGDUK
Held by institutions 92.1% 79.8% 69.7%
Institutions holding 1,985 1,843 2,459
Change in shares held, QoQ +13.2% +2.9% +0.5%
Institutions buying 1,065 1,002 1,298
Institutions selling 584 579 801
Buyers to sellers 1.82 1.73 1.62

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

AEPCEGDUK
AEP 1.00 0.23 0.78
CEG 0.23 1.00 0.02
DUK 0.78 0.02 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, AEP, CEG and DUK?

Duke Energy (DUK) is the largest by market capitalisation: American Electric Power (AEP) $69.79B, Constellation Energy (CEG) $91.62B, Duke Energy (DUK) $96.18B.

Which stock is cheaper, AEP, CEG and DUK?

Duke Energy (DUK) trades on the lowest price-to-earnings ratio (American Electric Power (AEP) 25.3x, Constellation Energy (CEG) 26.8x, Duke Energy (DUK) 18.5x). On next year's consensus earnings, Duke Energy (DUK) is cheapest (American Electric Power (AEP) 21.3x, Constellation Energy (CEG) 20.8x, Duke Energy (DUK) 18.8x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Constellation Energy (CEG) grew revenue fastest over the trailing twelve months: American Electric Power (AEP) +10.3%, Constellation Energy (CEG) +26.0%, Duke Energy (DUK) +6.3%.

Which company is more profitable?

American Electric Power (AEP) has the highest net margin (American Electric Power (AEP) 12.1%, Constellation Energy (CEG) 11.1%). On return on invested capital, American Electric Power (AEP) leads (American Electric Power (AEP) 5.5%, Constellation Energy (CEG) 5.5%).

Which stock has performed better?

Over the past year American Electric Power (AEP) returned the most: American Electric Power (AEP) +11.4%, Constellation Energy (CEG) -33.0%, Duke Energy (DUK) -1.6%. Over five years, American Electric Power (AEP) compounded fastest (American Electric Power (AEP) +8.6%/yr, Duke Energy (DUK) +3.9%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Duke Energy (DUK) has the highest dividend yield: American Electric Power (AEP) 2.96%, Constellation Energy (CEG) 0.65%, Duke Energy (DUK) 3.45%.

Which stock is riskier?

By one-year price volatility, Duke Energy (DUK) has been the steadiest (American Electric Power (AEP) 19.4%, Constellation Energy (CEG) 48.6%, Duke Energy (DUK) 16.6%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, AEP, CEG and DUK?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Duke Energy (DUK) leads on 6. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.