Stocks / ATO vs HE

ATO vs HE: Which Stock Is the Better Buy?

Atmos Energy Corporation and Hawaiian Electric Industries, Inc. side by side — fundamentals from SEC filings, refreshed nightly. Sector: Utilities.

ATO is the larger company ($28.8B vs $2.3B). On the fundamentals, ATO grows revenue faster (10.8% vs 3.7%); ATO earns a higher net margin (25.5% vs 4.0%); ATO has the stronger return on equity (8.8% vs 7.7%). On the filings, ATO carries fewer potential red flags (1 vs 2). Full numbers below — the stronger figure on each row is in green.

AI verdict — ATO vs HE, 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)Hawaiian Electric Industries, Inc. (HE)
Market cap$28.8B$2.3B
Revenue (latest FY)$4.70B$3.09B
Net income (latest FY)$1.20B$123.12M
Revenue growth (5y CAGR)10.8%3.7%
Net margin25.5%4.0%
Return on equity8.8%7.7%
P/E ratio21.317.7
Dividend yield2.3%
Profitable years (of last 10)109
Positive free cash flowNoYes

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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 HE 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 HE's full financials →

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Frequently asked questions

Which is bigger, ATO or HE?

Atmos Energy Corporation is larger by market capitalization — $28.8B versus $2.3B.

Which grows faster, ATO or HE?

Over the last five fiscal years, Atmos Energy Corporation grew revenue faster — 10.8%/yr versus 3.7%/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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