Alcoa
Market cap
$10.115 B
$38.32 -5.57%
Close of 6 Nov 2026
As of 6 Nov 2026, Alcoa (AA) has a market capitalization of $10.1B. 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
$12.8B
#340 by revenue
Earnings
$1.16B
#346 by earnings
Shares outstanding
263,969,874
Latest filing cover page
P/E ratio
8.7
Cap ÷ net income
Aluminum, ranked by market cap
All 2 →- #1AlcoaAA$10.1B
- #2Century AluminumCENX$2.97B
What if Alcoa were worth as much as…
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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. Read the methodology.