Stocks / AEP vs SO

AEP vs SO: Which Stock Is the Better Buy?

American Electric Power Company, Inc. and Southern Company (The) side by side — fundamentals from SEC filings, refreshed nightly. Sector: Utilities.

SO is the larger company ($108.8B vs $69.6B). On the fundamentals, SO grows revenue faster (7.7% vs 3.8%); AEP earns a higher net margin (16.4% vs 14.7%); AEP trades cheaper on earnings (22.2× vs 22.8×). Neither shows an obvious red flag in the filings. Full numbers below — the stronger figure on each row is in green.

AI verdict — AEP vs SO, 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.

 American Electric Power Company, Inc. (AEP)Southern Company (The) (SO)
Market cap$69.6B$108.8B
Revenue (latest FY)$21.88B$29.55B
Net income (latest FY)$3.58B$4.34B
Revenue growth (5y CAGR)3.8%7.7%
Net margin16.4%14.7%
Return on equity12.1%
P/E ratio22.222.8
Dividend yield3.0%3.2%
Profitable years (of last 10)410
Positive free cash flowNo

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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 AEP vs SO 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 AEP's full financials →   Open SO's full financials →

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Frequently asked questions

Which is bigger, AEP or SO?

Southern Company (The) is larger by market capitalization — $108.8B versus $69.6B.

Which grows faster, AEP or SO?

Over the last five fiscal years, Southern Company (The) grew revenue faster — 7.7%/yr versus 3.8%/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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