AWK vs SO

American Water Works (AWK) and Southern (SO) compared side by side. Southern (SO) is larger, with a market cap of $106.9B versus $28.4B for American Water Works, about 3.8 times the size. On trailing earnings, SO is cheaper at 22.4x versus 24.7x for AWK.

Head to head

MetricAWKSO
Market cap$28.4B$106.9B
P/E (TTM)24.7x22.4x
Forward P/E21.7x18.9x
Revenue (TTM)$5.3B$30.2B
Revenue growth6.2%0.1%
Gross margin61.5%48.3%
Operating margin40.7%29.6%
Free cash flow-$1.2B-$3.3B
Dividend yield2.51%3.27%
1-year return+2.9%-0.2%
5-year return (annual)-2.0%+12.1%
Max drawdown-37%-38%
FI Handbook gradeC-C-

Highlighted: the stronger figure on metrics where higher or lower is clearly better.

Growth of $10,000 (5 years, price only)

$10.0K
$15.0K
20222023202420252026
AWKSO

AWK vs SO FAQ

Which is bigger, AWK or SO?

Southern (SO) is larger, with a market cap of $106.9B versus $28.4B for American Water Works, about 3.8 times the size.

Is AWK or SO cheaper?

On trailing earnings, SO is cheaper at 22.4x versus 24.7x for AWK. A lower P/E can reflect slower expected growth, so compare growth and margins too.

Which stock performed better over the past year, AWK or SO?

AWK returned +2.9% over the past year including dividends, versus -0.2% for SO, through October 23, 2026.

Which pays a higher dividend, AWK or SO?

SO yields 3.27% versus 2.51% for AWK.

Full pages: American Water Works · Southern