American Water Works
Market cap
$25.445 B
$128.04 +0.16%
Close of 7 Oct 2026
As of 7 Oct 2026, American Water Works (AWK) has a market capitalization of $25.4B. Market cap measures the value of outstanding equity at market prices; company totals combine applicable share classes. Prices and market caps come from Nasdaq, with financial fundamentals from SEC filings. See sources and calculation details.
Revenue
$5.12B
#662 by revenue
Earnings
$1.11B
#354 by earnings
Shares outstanding
198,728,989
Latest filing cover page
P/E ratio
22.9
Cap ÷ net income
Water Supply, ranked by market cap
All 13 →- #1American Water WorksAWK$25.4B
- #2Companhia De Saneamento Basico Do Estado De Sao Paulo-SabespSBS$22.6B
- #3Essential UtilitiesWTRG$11.0B
- #4American States WaterAWR$3.23B
- #5California Water Service GroupCWT$2.82B
What if American Water Works were worth as much as…
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Share counts and financials for American Water Works are taken from its own SEC filings via EDGAR: public record, not an estimate. Market cap is shares outstanding multiplied by the latest close. Last updated 8 Oct 2026. Read the methodology.