Amentum Holdings, Inc. (AMTM)
NYSE: AMTM · Real-Time Price · USD
19.46
-0.10 (-0.51%)
At close: Sep 11, 2026, 4:00 PM EDT
19.40
-0.06 (-0.31%)
After-hours: Sep 11, 2026, 7:51 PM EDT
Amentum Holdings Market Cap
Amentum Holdings has a market cap or net worth of $4.76 billion as of September 11, 2026. Its market cap has decreased by -17.74% in one year.
Market Cap
4.76B
Enterprise Value
8.12B
1-Year Change
-17.74%
Ranking
Category
Stock Price
$19.46
ChartMarket Cap Chart
Since September 24, 2024, Amentum Holdings's market cap has decreased from $7.18B to $4.76B, a decrease of -33.73%. That is a compound annual growth rate of -18.90%.
| Date | Market Cap | % Change |
|---|---|---|
| Sep 11, 2026 | 4.76B | -32.68% |
| Dec 31, 2025 | 7.07B | 38.13% |
| Dec 31, 2024 | 5.12B | -28.73% |
| Sep 24, 2024 | 7.18B | - |
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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