AMTM - Company ID 0002011286
As of 2026-09-08, Amentum Holdings, Inc. (AMTM) has a market capitalization of $4.90 B, making it the #1435 most valuable US-listed company.
| Date | Market cap |
|---|---|
| 2026-09-08 | $4.90 B |
| 2026-09-07 | $4.90 B |
| 2026-09-06 | $4.90 B |
| 2026-09-05 | $4.90 B |
| 2026-09-04 | $4.90 B |
| 2026-09-03 | $4.86 B |
| 2026-09-02 | $4.86 B |
| 2026-09-01 | $4.88 B |
| 2026-08-31 | $4.88 B |
| 2026-08-30 | $4.96 B |
| 2026-08-29 | $4.96 B |
| 2026-08-28 | $4.95 B |
As of 2026-09-08, Amentum Holdings, Inc. (AMTM) has a market capitalization of $4.90 B, making it the #1435 most valuable US-listed company.
Amentum Holdings, Inc. is the #1435 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| 2026-08-27 | $4.99 B |
| 2026-08-26 | $5.04 B |
| 2026-08-25 | $4.95 B |
| 2026-08-24 | $4.90 B |
| 2026-08-23 | $5.25 B |
| 2026-08-22 | $5.25 B |
| 2026-08-21 | $5.25 B |
| 2026-08-20 | $5.04 B |
| 2026-08-19 | $5.14 B |
| 2026-08-18 | $5.07 B |
| 2026-08-17 | $4.99 B |
| 2026-08-16 | $5.25 B |
| 2026-08-15 | $5.25 B |
| 2026-08-14 | $5.25 B |
| 2026-08-13 | $5.29 B |
| 2026-08-12 | $5.50 B |
| 2026-08-11 | $5.48 B |
| 2026-08-10 | $6.03 B |
Readings accumulate daily as market data refreshes, combining SEC-reported share counts with live prices.