Amentum Holdings, Inc. (AMTM)
NYSE: AMTM · Real-Time Price · USD
18.14
-0.34 (-1.84%)
At close: Oct 2, 2026, 4:00 PM EDT
18.16
+0.02 (0.11%)
After-hours: Oct 2, 2026, 7:58 PM EDT
Amentum Holdings Market Cap
Amentum Holdings has a market cap or net worth of $4.44 billion as of October 2, 2026. Its market cap has decreased by -27.55% in one year.
Market Cap
4.44B
Enterprise Value
7.80B
1-Year Change
-27.55%
Ranking
Category
Stock Price
$18.14
ChartMarket Cap Chart
Since September 24, 2024, Amentum Holdings's market cap has decreased from $7.18B to $4.44B, a decrease of -38.22%. That is a compound annual growth rate of -21.20%.
| Date | Market Cap | % Change |
|---|---|---|
| Oct 2, 2026 | 4.44B | -37.24% |
| 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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