Market cap
$11.781 B
$44.64 +0.47%
Close of 21 Sept 2026
Revenue
$12.8B
#344 by revenue
Earnings
$1.16B
#347 by earnings
Shares outstanding
263,909,445
Latest filing cover page
P/E ratio
10.2
Cap ÷ net income
Aluminum, ranked by market cap
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Open the what-if tool →Where these numbers come from
Share counts and financials for Alcoa 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 22 Sept 2026. Read the methodology.