Amentum market cap AMTM
Share price times shares outstanding: what the whole company sells for, since 2024.
- Today, Oct 23, 2026
- $5.3B
- Highest close in our data
- $9.1B
- Feb 2026
Amentum is worth $5.3B at the close on Oct 23, 2026, at $21.76 a share.
That is down 3% over the last year.
Its highest close in our data was $9.1B in Feb 2026.
Market cap over time
Year by year
| Year | End of year | Low | High | Change |
|---|---|---|---|---|
| 2026 so far | $5.3B | $4.4B | $9.1B | −27% |
| 2025 | $7.2B | $4.3B | $7.2B | +45% |
| 2024 | $5B | $4.7B | $5B | n/a |
Against its peers
Companies in Financial - Credit Services nearest Amentum's size, closest first, today.
| Company | Market cap |
|---|---|
| AMTMAmentum | $5.3B |
| RELYRemitly Global | $5.3B |
| FIGRFigure Technology Solutions | $5.2B |
| CACCCredit Acceptance | $5.7B |
| DAVEDave | $4.5B |
| SEZLSezzle | $4.4B |
| OMFOneMain | $6.4B |
| EXLSExlService | $6.4B |
| NNINelnet | $4.4B |
| WEXWEX | $6.7B |
| PAYPaymentus | $4.2B |
| Peer median | $5.2B |
What the market cap tells you
Share price times shares outstanding: what the whole company sells for today.
Size, not quality. Large caps move slower and are covered more. That is all it tells you.
More on Amentum
Valuation data, not investment advice. Prices as of . Reported figures come from the company's filings with the SEC.