CUSIP 023939101COMAMTMQ4 2025
15 filings · latest Nov 6, 2025
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | American Securities LLC | 45.03M | $1.31B |
| 2 | Invesco Ltd. | 21.83M | $633.19M |
| 3 | Blackrock, Inc. | 17.46M | $506.31M |
| 4 | Vanguard Group Inc | 15.41M | $446.94M |
| 5 | Primecap Management Co/Ca/ | 12.13M | $351.68M |
| 6 | Fmr LLC | 6.71M | $194.51M |
| 7 | Frontier Capital Management Co LLC | 5.77M | $167.42M |
| 8 | State Street Corp | 5.06M | $146.79M |
| 9 | Focus Partners Wealth |
| 4 | Feb 7, 2025 | Invesco Ltd. | 13G | 5.7% | 13.86M | SEC |
| 5 | Feb 5, 2025 | Blackrock, Inc. | 13G/A | 6.9% | 16.77M | SEC |
| 6 | Jan 30, 2025 | The Vanguard Group | 13G/A | 6.8% | 16.54M | SEC |
| 7 | Dec 23, 2024 | Alan E. Goldberg | 13D | 18.0% | — | SEC |
| 8 | Dec 23, 2024 | Asp Amentum Investco LP | 13D | 18.0% | — | SEC |
| 9 | Dec 19, 2024 | Amentum Joint Venture LP | 13D/A | — | — | SEC |
| 10 | Nov 12, 2024 | Blackrock, Inc. | 13G | 5.8% | 8.92M | SEC |
See the full Schedule 13D/13G history for Amentum Holdings Inc.
Unlock full history| 2.79M |
| $81.04M |
| 10 | Geode Capital Management, LLC | 2.66M | $77.15M |