Altimmune, Inc. (ALT)
NASDAQ: ALT · Real-Time Price · USD
2.800
-0.050 (-1.75%)
At close: May 18, 2026, 4:00 PM EDT
2.796
-0.004 (-0.14%)
Pre-market: May 19, 2026, 7:31 AM EDT
Altimmune Market Cap
Altimmune has a market cap or net worth of $544.53 million as of May 19, 2026. Its market cap has increased by 36.76% in one year.
Market Cap
544.53M
Enterprise Value
248.83M
1-Year Change
36.76%
Ranking
Category
Stock Price
$2.80
Market Cap Chart
Since May 5, 2017, Altimmune's market cap has decreased from $2.19B to $544.53M, a decrease of -75.15%. That is a compound annual growth rate of -14.29%.
Market Cap History
| Date | Market Cap | % Change |
|---|---|---|
| May 15, 2026 | 554.25M | 40.66% |
| Dec 31, 2025 | 394.05M | -23.16% |
| Dec 31, 2024 | 512.81M | -15.16% |
| Dec 29, 2023 | 604.45M | -25.23% |
| Dec 30, 2022 | 808.45M | 122.62% |
| Dec 31, 2021 | 363.14M | -12.92% |
| Dec 31, 2020 | Upgrade Pro | Upgrade Pro |
| Dec 31, 2019 | Upgrade Pro | Upgrade Pro |
| Dec 31, 2018 | Upgrade Pro | Upgrade Pro |
| Dec 29, 2017 | Upgrade Pro | Upgrade Pro |
| May 5, 2017 | Upgrade Pro | Upgrade Pro |
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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