Alcoa Corporation (AA)
NYSE: AA · Real-Time Price · USD
40.76
-0.03 (-0.07%)
Oct 21, 2026, 1:38 PM EDT - Market open
Alcoa Market Cap
Alcoa has a market cap or net worth of $10.76 billion as of October 21, 2026. It is the 2,043rd most valuable company in the world and the 729th biggest in the United States. Its market cap has increased by 6.64% in one year.
Market Cap
10.76B
Enterprise Value
9.78B
1-Year Change
6.64%
Global Rank
Country Rank
#729 United States
Category
ChartMarket Cap Chart
Since November 1, 2016, Alcoa's market cap has increased from $4.21B to $10.76B, an increase of 155.75%. That is a compound annual growth rate of 9.87%.
| Date | Market Cap | % Change |
|---|---|---|
| Oct 21, 2026 | 10.76B | -21.83% |
| Dec 31, 2025 | 13.76B | 40.99% |
| Dec 31, 2024 | 9.76B | 60.85% |
| Dec 29, 2023 | 6.07B | -24.58% |
| Dec 30, 2022 | 8.05B | -27.83% |
| Dec 31, 2021 | 11.15B | 160.11% |
| Dec 31, 2020 | 4.29B | 7.37% |
| Dec 31, 2019 | 3.99B | -19.47% |
| Dec 31, 2018 | 4.96B | -50.27% |
| Dec 29, 2017 | 9.97B | 94.10% |
| Dec 30, 2016 | 5.14B | 22.09% |
| Nov 1, 2016 | 4.21B | - |
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Market Capitalization
Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.
Formula: Market Cap = Stock Price * Shares Outstanding
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