AEP vs SO vs XEL Stock Comparison

American Electric Power, Southern and Xcel Energy Prices as of Oct 23, 2026 Peers: Industry group
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SO Southern Co
$92.89 +11.3% 1M -3.4% 1Y
Market cap
$105.25B
P/E
22.6x
Revenue (TTM)
$30.18B
Div. yield
0.03%
Regulated Electric Utilities Utilities
5 wins
XEL Xcel Energy Inc
$78.05 +10.5% 1M -2.9% 1Y
Market cap
$48.66B
P/E
21.8x
Revenue (TTM)
$14.62B
Div. yield
–
Regulated Electric Utilities Utilities
2 wins

Head to Head

11 decided of 12

Southern leads on 5 of the 12 questions below (Southern 5, American Electric Power 4, Xcel Energy 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAEPSOXELLeader
Larger companyMarket capitalisation $70.33B $105.25B $48.66B SO
Cheaper on earningsLower P/E, profitable companies only 25.5x 22.6x 21.8x XEL
Cheaper on forward earningsLower price / next fiscal year consensus EPS 21.7x 19.2x 18.2x XEL
Faster revenue growthRevenue growth, trailing twelve months +10.3% +6.4% +4.7% AEP
More profitableNet margin, trailing twelve months 12.1% 15.4% 15.3% SO
Better return on capitalReturn on invested capital 5.5% 5.1% 4.5% AEP
Less leveragedLower net debt / EBITDA 6.0x 5.3x 6.4x SO
Higher dividend yieldTrailing dividend yield 0.00% 0.03% 0.00% –
Better 1-year returnPrice return, last 12 months +11.6% -3.4% -2.9% AEP
Better 5-year returnAnnualised price return, 5 years +8.7%/yr +8.1%/yr +3.6%/yr AEP
Less volatileAnnualised volatility, 1 year 19.4% 17.9% 19.2% SO
Higher overall scoreMean of the five percentile scores vs peers 40/100 43/100 16/100 SO

Percentile Scorecard

AEPSOXEL

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

AxisAEPSOXEL
Valuation 23 #52 of 67 33 #45 of 67 5 #64 of 67
Growth 64 #24 of 65 55 #30 of 65 14 #56 of 65
Profitability 58 #28 of 65 75 #17 of 65 28 #47 of 65
Financial Health 26 #49 of 66 37 #42 of 66 32 #45 of 66
Shareholder Returns 27 #49 of 67 15 #57 of 67 0 #67 of 67
Overall 40 43 16
  • AEP ranked among 67 companies in Regulated Utilities
  • SO ranked among 67 companies in Regulated Utilities
  • XEL ranked among 67 companies in Regulated Utilities

Price Performance

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

Returns

PeriodAEPSOXELSPY
1 month +9.5%+11.3%+10.5% -1.0%
3 months -4.3%-4.5%-4.4% +2.9%
6 months -3.7%-0.6%-1.4% +6.4%
Year to date +12.5%+6.5%+5.7% +11.4%
1 year +11.6%-3.4%-2.9% +13.1%
3 years +73.5%+39.8%+32.1% +79.4%
3 years, per year +20.2%+11.8%+9.7% +21.5%
5 years +51.5%+47.6%+19.1% +67.7%
5 years, per year +8.7%+8.1%+3.6% +10.9%
10 years +107.6%+83.8%+95.4% +255.2%
10 years, per year +7.6%+6.3%+6.9% +13.5%

Risk

MeasureAEPSOXELSPY
Volatility, 1Y 19.4%17.9%19.2% 12.7%
Downside volatility, 1Y 19.2%17.5%19.4% 12.7%
Beta vs S&P 500, 1Y -0.07-0.23-0.02 1.00
Return / volatility, 1Y 0.60-0.19-0.15 1.03
Max drawdown, 5Y -32.2%-23.3%-37.4% -25.4%
From 52-week high -6.5%-6.3%-7.0% -2.5%
52-week high $138.69$99.11$83.91 $779.14
52-week low $113.70$82.35$69.39 $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.

MultipleAEPSOXEL
P/E now vs peer median 25.6xmedian 20.8x 22.7xmedian 20.8x 21.8xmedian 20.8x
P/S now vs peer median 3.1xmedian 2.8x 3.5xmedian 2.8x 3.3xmedian 2.8x
EV/EBITDA now vs peer median 14.0xmedian 13.1x 13.1xmedian 13.1x 14.8xmedian 13.1x
P/FCF now vs peer median -12.3xmedian 36.7x -32.7xmedian 36.7x -6.3xmedian 36.7x
P/B now vs peer median 2.1xmedian 1.7x 2.5xmedian 1.7x 2.0xmedian 1.7x
PEG now vs peer median 2.77median 2.27 0.71median 2.27 5.11median 2.27

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 monthsAEPSOXEL
Revenue $22.79B $30.18B $14.62B
Gross profit $15.43B $25.14B –
Operating income $5.24B $7.31B $2.79B
Net income $3.07B $4.66B $2.23B
Free cash flow -$5.75B -$3.27B -$7.69B
EPS (diluted) $5.02 $4.08 $3.56
Cash & equivalents $375.00M $2.98B $2.01B
Total debt $52.84B $295.00B $39.46B
Shares (diluted) 550.63M 1.14B 627.00M
Enterprise value $67.50B $96.30B $43.57B

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
MetricAEPSOXEL
P/E 25.6x 22.7x 21.8x
P/FCF -12.3x -32.7x -6.3x
P/Operating cash flow 9.2x 10.0x 10.2x
P/S 3.1x 3.5x 3.3x
P/B 2.1x 2.5x 2.0x
P/Tangible book 2.1x 2.5x 2.0x
EV/EBITDA 14.0x 13.1x 14.8x
EV/EBIT 23.4x 24.6x 30.9x
EV/Revenue 5.4x 5.9x 5.9x
EV/FCF -21.3x -54.9x -11.2x
EV/Operating cash flow 16.0x 16.8x 18.1x
PEG (3Y EPS CAGR) 2.77 0.71 5.11

Growth

14 metrics
MetricAEPSOXEL
Revenue growth (1Y) 10.3% 6.4% 4.7%
Revenue CAGR (3Y) 5.4% 3.0% -1.4%
Gross profit growth (1Y) 8.1% 5.3% –
Gross profit CAGR (3Y) 7.8% 1.6% –
Operating income growth (1Y) 2.2% 1.5% 11.0%
Operating income CAGR (3Y) 19.5% 14.7% 4.6%
Net income growth (1Y) -17.4% 8.7% 7.7%
Net income CAGR (3Y) 15.7% 16.2% 8.8%
EPS growth (1Y) 5.2% 5.6% 1.0%
EPS CAGR (3Y) 9.2% 31.9% 4.3%
Operating cash flow growth (1Y) 17.1% 15.5% 5.8%
Operating cash flow CAGR (3Y) 22.6% 23.7% 2.7%
Free cash flow growth (1Y) -63.5% -152.2% -97.2%
Free cash flow CAGR (3Y) -19.1% -3.1% -112.8%

Profitability

14 metrics
MetricAEPSOXEL
Gross margin 67.7% 83.3% –
EBITDA margin 38.4% 45.2% 39.9%
Operating margin 23.0% 24.2% 19.1%
Pretax margin 15.4% 17.4% 13.7%
Net margin 12.1% 15.4% 15.3%
FCF margin -25.2% -10.8% -52.6%
Operating cash flow margin 33.8% 35.3% 32.6%
Return on equity 9.6% 9.2% 9.3%
Return on assets 2.7% 2.9% 2.6%
Return on invested capital 5.5% 5.1% 4.5%
Return on capital employed 5.0% 5.1% 3.6%
Asset turnover 0.2x 0.2x 0.2x
Cash conversion (OCF / net income) 2.5x 2.3x 2.1x
Stock comp / revenue – – 0.3%

Financial Health

11 metrics
MetricAEPSOXEL
Debt / assets 43.5% 46.6% 45.3%
Debt / equity 1.6x 1.8x 1.6x
Net debt / EBITDA 6.0x 5.3x 6.4x
Debt / FCF -9.2x -23.1x -5.1x
Liabilities / assets 72.6% 73.9% 72.4%
Equity / assets 27.4% 26.1% 27.6%
Interest coverage 2.4x 2.3x 1.7x
Current ratio 0.5x 0.8x 0.7x
Quick ratio 0.3x 0.4x 0.4x
Cash ratio 0.0x 0.2x 0.2x
Altman Z-score 0.92 – 0.86

Shareholder Returns

7 metrics
MetricAEPSOXEL
Dividend yield 2.9% 3.2% 3.0%
Net buyback yield – – -4.5%
Shareholder yield 2.9% 3.2% -1.6%
Payout ratio (earnings) – 66.6% –
Payout ratio (FCF) – -94.8% –
Dividend growth (1Y) – 4.7% –
Dividend CAGR (3Y) – 1.2% –

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.

ConsensusAEPSOXEL
Forward P/E 21.7xFY2026 19.2xFY2026 18.2xFY2026
EPS, next fiscal year $5.99FY2026 $4.84FY2026 $4.29FY2026
EPS growth, next FY +0.3%FY2026 +12.6%FY2026 +12.9%FY2026
EPS growth, the year after +19.2% -2.9% +2.3%
Revenue, next fiscal year $23.04BFY2026 $31.53BFY2026 $16.57BFY2026
Revenue growth, next FY +5.3%FY2026 +6.7%FY2026 +12.9%FY2026
Revenue growth, the year after +3.4% +8.8% +8.7%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAEPSOXEL
Held by institutions 92.1% 72.5% 95.4%
Institutions holding 1,984 2,363 1,284
Change in shares held, QoQ +13.2% +5.7% +7.3%
Institutions buying 1,064 1,248 663
Institutions selling 584 724 386
Buyers to sellers 1.82 1.72 1.72

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.

AEPSOXEL
AEP 1.00 0.72 0.74
SO 0.72 1.00 0.78
XEL 0.74 0.78 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, AEP, SO and XEL?

Southern (SO) is the largest by market capitalisation: American Electric Power (AEP) $70.33B, Southern (SO) $105.25B, Xcel Energy (XEL) $48.66B.

Which stock is cheaper, AEP, SO and XEL?

Xcel Energy (XEL) trades on the lowest price-to-earnings ratio (American Electric Power (AEP) 25.5x, Southern (SO) 22.6x, Xcel Energy (XEL) 21.8x). On next year's consensus earnings, Xcel Energy (XEL) is cheapest (American Electric Power (AEP) 21.7x, Southern (SO) 19.2x, Xcel Energy (XEL) 18.2x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

American Electric Power (AEP) grew revenue fastest over the trailing twelve months: American Electric Power (AEP) +10.3%, Southern (SO) +6.4%, Xcel Energy (XEL) +4.7%.

Which company is more profitable?

Southern (SO) has the highest net margin (American Electric Power (AEP) 12.1%, Southern (SO) 15.4%, Xcel Energy (XEL) 15.3%). On return on invested capital, American Electric Power (AEP) leads (American Electric Power (AEP) 5.5%, Southern (SO) 5.1%, Xcel Energy (XEL) 4.5%).

Which stock has performed better?

Over the past year American Electric Power (AEP) returned the most: American Electric Power (AEP) +11.6%, Southern (SO) -3.4%, Xcel Energy (XEL) -2.9%. Over five years, American Electric Power (AEP) compounded fastest (American Electric Power (AEP) +8.7%/yr, Southern (SO) +8.1%/yr, Xcel Energy (XEL) +3.6%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: American Electric Power (AEP) 0.00%, Southern (SO) 0.03%, Xcel Energy (XEL) 0.00%. American Electric Power (AEP) and Xcel Energy (XEL) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Southern (SO) has been the steadiest (American Electric Power (AEP) 19.4%, Southern (SO) 17.9%, Xcel Energy (XEL) 19.2%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, AEP, SO and XEL?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Southern (SO) leads on 5. 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.