ATO vs DUK vs SRE Stock Comparison

Atmos Energy, Duke Energy and Sempra Prices as of Oct 29, 2026 Peers: Industry group
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ATO Atmos Energy Corp
$171.04 +8.5% 1M -0.4% 1Y
Market cap
$29.08B
P/E
20.7x
Revenue (TTM)
$4.92B
Div. yield
0.02%
Regulated Gas Utilities Utilities
6 wins
DUK Duke Energy CORP
$125.90 +10.3% 1M +1.3% 1Y
Market cap
$99.46B
P/E
19.2x
Revenue (TTM)
$33.25B
Div. yield
–
Regulated Electric Utilities Utilities
4 wins
SRE Sempra
$85.88 +9.8% 1M -6.9% 1Y
Market cap
$56.62B
P/E
25.0x
Revenue (TTM)
$13.55B
Div. yield
–
Regulated Electric Utilities Utilities
1 win

Head to Head

11 decided of 12

Atmos Energy leads on 6 of the 12 questions below (Atmos Energy 6, Duke Energy 4, Sempra 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionATODUKSRELeader
Larger companyMarket capitalisation $29.08B $99.46B $56.62B DUK
Cheaper on earningsLower P/E, profitable companies only 20.7x 19.2x 25.0x DUK
Cheaper on forward earningsLower price / next fiscal year consensus EPS 20.8x 19.2x 16.2x SRE
Faster revenue growthRevenue growth, trailing twelve months +6.5% +6.3% +1.6% ATO
More profitableNet margin, trailing twelve months 28.5% — 16.7% ATO
Better return on capitalReturn on invested capital 5.9% — 1.8% ATO
Less leveragedLower net debt / EBITDA 3.7x — 7.6x ATO
Higher dividend yieldTrailing dividend yield 0.02% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -0.4% +1.3% -6.9% DUK
Better 5-year returnAnnualised price return, 5 years +13.2%/yr +4.3%/yr +6.1%/yr ATO
Less volatileAnnualised volatility, 1 year 16.1% 16.7% 20.4% ATO
Higher overall scoreMean of the five percentile scores vs peers 62/100 70/100 25/100 DUK

Percentile Scorecard

ATODUKSRE

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

AxisATODUKSRE
Valuation 14 #58 of 67 77 #16 of 67 9 #61 of 67
Growth 66 #23 of 65 81 #13 of 65 17 #54 of 65
Profitability 86 #10 of 63 47 #34 of 63 11 #56 of 63
Financial Health 93 #5 of 62 – 46 #34 of 62
Shareholder Returns 52 #33 of 67 73 #19 of 67 42 #39 of 67
Overall 62 70 25
  • ATO ranked among 67 companies in Regulated Utilities
  • DUK ranked among 67 companies in Regulated Utilities
  • SRE ranked among 67 companies in Regulated Utilities

Price Performance

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

Returns

PeriodATODUKSRESPY
1 month +8.5%+10.3%+9.8% +0.7%
3 months -1.9%-0.3%-4.1% +3.7%
6 months -10.0%-2.8%-9.7% +7.1%
Year to date +2.0%+7.4%-2.7% +12.8%
1 year -0.4%+1.3%-6.9% +11.9%
3 years +60.7%+43.2%+23.6% +85.2%
3 years, per year +17.1%+12.7%+7.3% +22.8%
5 years +85.7%+23.4%+34.6% +67.6%
5 years, per year +13.2%+4.3%+6.1% +10.9%
10 years +137.6%+59.9%+63.4% +262.0%
10 years, per year +9.0%+4.8%+5.0% +13.7%

Risk

MeasureATODUKSRESPY
Volatility, 1Y 16.1%16.7%20.4% 12.7%
Downside volatility, 1Y 16.5%16.8%22.1% 12.6%
Beta vs S&P 500, 1Y -0.21-0.320.07 1.00
Return / volatility, 1Y -0.020.08-0.34 0.94
Max drawdown, 5Y -20.0%-26.0%-32.7% -25.4%
From 52-week high -11.1%-5.7%-13.9% -1.2%
52-week high $192.29$133.46$99.75 $779.14
52-week low $156.25$113.24$76.89 $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.

MultipleATODUKSRE
P/E now vs peer median 20.5xmedian 20.5x 18.9xmedian 20.5x 24.8xmedian 20.5x
P/S now vs peer median 5.9xmedian 2.9x 2.9xmedian 2.9x 4.1xmedian 2.9x
EV/EBITDA now vs peer median 14.9xmedian 13.1x —median 13.1x 19.2xmedian 13.1x
P/FCF now vs peer median -14.3xmedian 40.5x —median 40.5x -10.7xmedian 40.5x
P/B now vs peer median 1.9xmedian 1.7x 1.7xmedian 1.7x 1.4xmedian 1.7x
PEG now vs peer median 1.58median 2.14 0.32median 2.14 -5.64median 2.14

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 monthsATODUKSRE
Revenue $4.92B $33.25B $13.55B
Gross profit $3.95B – $11.94B
Operating income $1.82B $9.23B $2.43B
Net income $1.40B $5.38B $2.73B
Free cash flow -$2.02B – -$5.24B
EPS (diluted) $8.28 $6.66 $3.45
Cash & equivalents $525.81M $673.00M $48.00M
Total debt $10.25B – $36.66B
Shares (diluted) 169.37M 779.00M 655.95M
Enterprise value $27.85B $99.46B $55.75B

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
MetricATODUKSRE
P/E 20.5x 18.9x 24.8x
P/FCF -14.3x – -10.7x
P/Operating cash flow 14.3x 8.5x 10.4x
P/S 5.9x 2.9x 4.1x
P/B 1.9x 1.7x 1.4x
P/Tangible book 1.9x 1.7x 1.4x
EV/EBITDA 14.9x – 19.2x
EV/EBIT 21.2x – 39.7x
EV/Revenue 7.8x 2.9x 6.8x
EV/FCF -19.1x – -17.7x
EV/Operating cash flow 19.1x 8.5x 17.1x
PEG (3Y EPS CAGR) 1.58 0.32 -5.64

Growth

14 metrics
MetricATODUKSRE
Revenue growth (1Y) 6.5% 6.3% 1.6%
Revenue CAGR (3Y) 3.7% 4.6% -7.2%
Gross profit growth (1Y) 10.3% – 2.5%
Gross profit CAGR (3Y) 12.6% – 2.1%
Operating income growth (1Y) 19.3% 9.5% -2.4%
Operating income CAGR (3Y) 21.3% 13.2% 45.4%
Net income growth (1Y) 21.1% 8.7% -14.4%
Net income CAGR (3Y) 18.7% 59.0% -1.8%
EPS growth (1Y) 15.3% 8.9% -15.6%
EPS CAGR (3Y) 13.0% 59.6% -4.4%
Operating cash flow growth (1Y) -0.6% -3.2% 16.4%
Operating cash flow CAGR (3Y) -14.8% 26.8% 29.1%
Free cash flow growth (1Y) -47.1% – -19.9%
Free cash flow CAGR (3Y) -84.9% – -3.3%

Profitability

14 metrics
MetricATODUKSRE
Gross margin 80.3% – 88.1%
EBITDA margin 52.8% – 35.7%
Operating margin 37.0% – 17.9%
Pretax margin 35.6% – 11.6%
Net margin 28.5% – 16.7%
FCF margin -41.1% – -38.7%
Operating cash flow margin 41.0% 34.8% 40.0%
Return on equity 9.3% 9.5% 6.9%
Return on assets 4.5% 2.7% 2.4%
Return on invested capital 5.9% – 1.8%
Return on capital employed 6.2% – 2.5%
Asset turnover 0.2x 0.2x 0.1x
Cash conversion (OCF / net income) 1.4x 2.1x 2.0x
Stock comp / revenue – – –

Financial Health

11 metrics
MetricATODUKSRE
Debt / assets 32.5% – 31.8%
Debt / equity 0.7x – 0.9x
Net debt / EBITDA 3.7x – 7.6x
Debt / FCF -5.1x – -7.0x
Liabilities / assets 51.7% – 65.3%
Equity / assets 48.3% 28.3% 34.7%
Interest coverage 12.8x – 1.5x
Current ratio 0.8x 0.7x 1.6x
Quick ratio 0.5x – 0.1x
Cash ratio 0.3x – 0.0x
Altman Z-score 1.64 – 1.00

Shareholder Returns

7 metrics
MetricATODUKSRE
Dividend yield 2.3% 3.4% 3.1%
Net buyback yield -3.7% – –
Shareholder yield -1.4% 3.4% 3.1%
Payout ratio (earnings) 45.1% – –
Payout ratio (FCF) -31.3% – –
Dividend growth (1Y) 17.4% – –
Dividend CAGR (3Y) 15.0% – –

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.

ConsensusATODUKSRE
Forward P/E 20.8xFY2026 19.2xFY2026 16.2xFY2026
EPS, next fiscal year $8.21FY2026 $6.56FY2026 $5.30FY2026
EPS growth, next FY +10.1%FY2026 +4.0%FY2026 +13.0%FY2026
EPS growth, the year after +5.8% +15.4% +8.7%
Revenue, next fiscal year $5.40BFY2026 $32.42BFY2026 $14.05BFY2026
Revenue growth, next FY +14.4%FY2026 +0.6%FY2026 +2.6%FY2026
Revenue growth, the year after +7.5% +4.1% -11.1%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersATODUKSRE
Held by institutions 96.4% 69.7% 92.1%
Institutions holding 1,045 2,460 1,288
Change in shares held, QoQ +2.3% +0.5% +2.2%
Institutions buying 546 1,298 630
Institutions selling 343 802 433
Buyers to sellers 1.59 1.62 1.45

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.

ATODUKSRE
ATO 1.00 0.79 0.63
DUK 0.79 1.00 0.60
SRE 0.63 0.60 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ATO, DUK and SRE?

Duke Energy (DUK) is the largest by market capitalisation: Atmos Energy (ATO) $29.08B, Duke Energy (DUK) $99.46B, Sempra (SRE) $56.62B.

Which stock is cheaper, ATO, DUK and SRE?

Duke Energy (DUK) trades on the lowest price-to-earnings ratio (Atmos Energy (ATO) 20.7x, Duke Energy (DUK) 19.2x, Sempra (SRE) 25.0x). On next year's consensus earnings, Sempra (SRE) is cheapest (Atmos Energy (ATO) 20.8x, Duke Energy (DUK) 19.2x, Sempra (SRE) 16.2x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Atmos Energy (ATO) grew revenue fastest over the trailing twelve months: Atmos Energy (ATO) +6.5%, Duke Energy (DUK) +6.3%, Sempra (SRE) +1.6%.

Which company is more profitable?

Atmos Energy (ATO) has the highest net margin (Atmos Energy (ATO) 28.5%, Sempra (SRE) 16.7%). On return on invested capital, Atmos Energy (ATO) leads (Atmos Energy (ATO) 5.9%, Sempra (SRE) 1.8%).

Which stock has performed better?

Over the past year Duke Energy (DUK) returned the most: Atmos Energy (ATO) -0.4%, Duke Energy (DUK) +1.3%, Sempra (SRE) -6.9%. Over five years, Atmos Energy (ATO) compounded fastest (Atmos Energy (ATO) +13.2%/yr, Duke Energy (DUK) +4.3%/yr, Sempra (SRE) +6.1%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Atmos Energy (ATO) 0.02%, Duke Energy (DUK) 0.00%, Sempra (SRE) 0.00%. Duke Energy (DUK) and Sempra (SRE) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Atmos Energy (ATO) has been the steadiest (Atmos Energy (ATO) 16.1%, Duke Energy (DUK) 16.7%, Sempra (SRE) 20.4%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ATO, DUK and SRE?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Atmos Energy (ATO) 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.