Which is better, ATO or DUKB?

ATO and DUKB tie on the headline Buffett-Fit score (56/100 each). The decision comes down to which underlying framework you trust most — ATO leads on Benjamin Graham, Philip Fisher, Joel Greenblatt, and Charlie Munger; DUKB leads on Warren Buffett, Peter Lynch, and Terry Smith. The pillar-by-pillar breakdown is on this page.

Should I buy ATO or DUKB?

This page is an educational comparison, not investment advice. Both ATO and DUKB are graded against the same Buffett 5-pillar framework (moat, earnings durability, management quality, financial health, valuation) plus six other documented investor frameworks. Read the side-by-side breakdown to see which one matches the criteria you care about most — and always do your own research before making any investment decision.

Is ATO better than DUKB for value investing?

On the Buffett-style value-investing framework, DUKB currently grades higher — 61/100 vs 56/100, a 5-point gap. The gap is driven by which pillars each stock passes; the table on this page shows moat, durability, management, financial health, and valuation side-by-side.

What's the difference between ATO and DUKB on Warren Buffett's framework?

Both stocks are evaluated on the same five pillars: economic moat (durable competitive advantage), earnings durability (consistent profitability), management quality (capital allocation), financial health (conservative balance sheet), and valuation (margin of safety). ATO currently scores 56/100 (D grade); DUKB scores 61/100 (D grade). The "Where each wins" section on this page breaks down which pillar each stock dominates.

Which has the stronger moat, ATO or DUKB?

Moat strength is one of the five pillars in the Buffett-Fit score on this page. ATO and DUKB are each scored on ROIC sustainability, gross-margin durability, and qualitative signals like brand strength, switching costs, network effects, and regulatory barriers. The pillar breakdown on this page shows the moat sub-score side-by-side so you can see which one has the more durable competitive advantage.

Which is more undervalued, ATO or DUKB?

Valuation is one of the five Buffett-Fit pillars on this page. Both stocks are scored on owner-earnings yield, price-to-intrinsic-value vs the underlying compounding rate, and the margin of safety relative to a conservative DCF. The valuation sub-score in the table below tells you which one currently trades at a more attractive price relative to its underlying business quality.

Are ATO and DUKB both Utilities stocks?

Yes — both Atmos Energy Corporation (ATO) and Duke Energy Corporation 5.625% (DUKB) operate in the Utilities sector. That makes this a direct sector-peer comparison, which is the apples-to-apples way to use the Buffett-Fit framework: the score weighs each stock against its sector's specific quality and valuation benchmarks (sector-relative bonus), so the cross-stock comparison isn't distorted by inter-sector base-rate differences.

Is this ATO vs DUKB comparison investment advice?

No. This page is an educational pattern-match against documented public frameworks (Buffett, Graham, Fisher, Lynch, Greenblatt, Munger, Smith), not personalised investment advice. The scores reflect how closely each stock matches each framework's documented criteria — they are not buy/hold/sell recommendations. Always do your own research and consult a licensed financial adviser for personalised advice.

Stock comparison

Atmos Energy

Duke Energy Corporation 5.625%

Scored across Buffett, Graham, Lynch and Greenblatt - plus a side-by-side metric table covering valuation, quality, growth and balance sheet.

ATO

Atmos Energy

Market cap

$29.68B

Sector

Utilities

DUKB

Duke Energy Corporation 5.625%

Market cap

$18.49B

Sector

Utilities

Fit scores by strategy

Strategy	ATO	DUKB	Winner
Warren Buffett	56D	61D	DUKB
Benjamin Graham	55C	51C	ATO
Philip Fisher	57C	50C	ATO
Peter Lynch	57C	62C	DUKB
Joel Greenblatt	44D	37D	ATO
Charlie Munger	52D	51D	ATO
Terry Smith	39D	48D	DUKB

Side-by-side metrics

Metric	ATO	DUKB
Market cap	$29.68B	$18.49B
P/E (TTM)	21.9x	18.3x
EV/EBIT	25.1x	21.3x
ROIC (TTM)	4.81%	4.17%
Gross margin	51.43%	58.41%
Net margin	27.58%	15.44%
Revenue CAGR 5y	8.39%	6.97%
EPS CAGR 5y	10.16%	6.31%
Debt / Equity	0.6x	1.7x
Dividend yield	2.11%	3.52%

Where each one wins

The metrics with the biggest gap between the two - sorted so the most decisive edges read first.

ATO leads on

Debt / Equity0.6xvs 1.7x+61%
Net margin27.58%vs 15.44%+44%
EPS CAGR 5y10.16%vs 6.31%+38%
Market cap$29.68Bvs $18.49B+38%

DUKB leads on

Dividend yield3.52%vs 2.11%+40%
P/E (TTM)18.3xvs 21.9x+17%
EV/EBIT21.3xvs 25.1x+15%
Gross margin58.41%vs 51.43%+12%

More like ATO

ATO vs AXIA ATO vs AEP ATO vs NEE ATO vs XEL ATO vs CWEN ATO vs D

More like DUKB

DUKB vs AXIA DUKB vs AEP DUKB vs NEE DUKB vs XEL DUKB vs CWEN DUKB vs D

Read the full Buffett-Brain analysis for ATO Read the full Buffett-Brain analysis for DUKB

Related on invest-like

Strongest Moat Highest ROIC Warren Buffett strategy Economic Moat

Key terms in this analysis

ROIC Free Cash Flow (FCF)Economic Moat P/E Ratio Margin of Safety Quality Score

Educational tool. Fit scores are deterministic projections from public financials onto each investor's published criteria - not personal recommendations or advice.

Stock comparison

Atmos Energy

Duke Energy Corporation 5.625%

Scored across Buffett, Graham, Lynch and Greenblatt - plus a side-by-side metric table covering valuation, quality, growth and balance sheet.

ATO

Atmos Energy

Market cap

$29.68B

Sector

Utilities

DUKB

Duke Energy Corporation 5.625%

Market cap

$18.49B

Sector

Utilities

Fit scores by strategy

Strategy	ATO	DUKB	Winner
Warren Buffett	56D	61D	DUKB
Benjamin Graham	55C	51C	ATO
Philip Fisher	57C	50C	ATO
Peter Lynch	57C	62C	DUKB
Joel Greenblatt	44D	37D	ATO
Charlie Munger	52D	51D	ATO
Terry Smith	39D	48D	DUKB

Side-by-side metrics

Metric	ATO	DUKB
Market cap	$29.68B	$18.49B
P/E (TTM)	21.9x	18.3x
EV/EBIT	25.1x	21.3x
ROIC (TTM)	4.81%	4.17%
Gross margin	51.43%	58.41%
Net margin	27.58%	15.44%
Revenue CAGR 5y	8.39%	6.97%
EPS CAGR 5y	10.16%	6.31%
Debt / Equity	0.6x	1.7x
Dividend yield	2.11%	3.52%

Where each one wins

The metrics with the biggest gap between the two - sorted so the most decisive edges read first.

ATO leads on

Debt / Equity0.6xvs 1.7x+61%
Net margin27.58%vs 15.44%+44%
EPS CAGR 5y10.16%vs 6.31%+38%
Market cap$29.68Bvs $18.49B+38%

DUKB leads on

Dividend yield3.52%vs 2.11%+40%
P/E (TTM)18.3xvs 21.9x+17%
EV/EBIT21.3xvs 25.1x+15%
Gross margin58.41%vs 51.43%+12%

More like ATO

ATO vs AXIA ATO vs AEP ATO vs NEE ATO vs XEL ATO vs CWEN ATO vs D

More like DUKB

DUKB vs AXIA DUKB vs AEP DUKB vs NEE DUKB vs XEL DUKB vs CWEN DUKB vs D

Read the full Buffett-Brain analysis for ATO Read the full Buffett-Brain analysis for DUKB

Related on invest-like

Strongest Moat Highest ROIC Warren Buffett strategy Economic Moat

Key terms in this analysis

ROIC Free Cash Flow (FCF)Economic Moat P/E Ratio Margin of Safety Quality Score

Educational tool. Fit scores are deterministic projections from public financials onto each investor's published criteria - not personal recommendations or advice.