Stocks / ATO vs AWK

ATO vs AWK: Which Stock Is the Better Buy?

Atmos Energy Corporation and American Water Works Company, I side by side — fundamentals from SEC filings, refreshed nightly. Sector: Utilities.

ATO is the larger company ($28.8B vs $26.7B). On the fundamentals, ATO grows revenue faster (10.8% vs 6.5%); ATO earns a higher net margin (25.5% vs 21.6%); AWK has the stronger return on equity (10.3% vs 8.8%). On the filings, AWK carries fewer potential red flags (0 vs 1). Full numbers below — the stronger figure on each row is in green.

AI verdict — ATO vs AWK, read from the filings

The stronger business, the cheaper stock, and the risks — synthesised from both companies’ SEC filings, every figure computed not guessed. Not investment advice.

 Atmos Energy Corporation (ATO)American Water Works Company, I (AWK)
Market cap$28.8B$26.7B
Revenue (latest FY)$4.70B$5.14B
Net income (latest FY)$1.20B$1.11B
Revenue growth (5y CAGR)10.8%6.5%
Net margin25.5%21.6%
Return on equity8.8%10.3%
P/E ratio21.323.3
Dividend yield2.3%2.7%
Profitable years (of last 10)1010
Positive free cash flowNoNo

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Use the filing period and source shown by each tool before treating two figures as comparable.

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See the full ATO vs AWK breakdown

Both companies across 19 years of income statement, balance sheet and cash flow — with ratios, health checks and Ask, the SEC-grounded research assistant. Free, no account needed.

Open ATO's full financials →   Open AWK's full financials →

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Frequently asked questions

Which is bigger, ATO or AWK?

Atmos Energy Corporation is larger by market capitalization — $28.8B versus $26.7B.

Which grows faster, ATO or AWK?

Over the last five fiscal years, Atmos Energy Corporation grew revenue faster — 10.8%/yr versus 6.5%/yr, computed from SEC-filed statements.

Where does this data come from?

All figures are computed from official SEC filings (10-K), refreshed nightly. This is a data comparison, not investment advice.

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