Amentum Holdings, Inc.
Public company- Headquarters
- CHANTILLY, Virginia
- Ticker
- AMTM
- CIK
- 0002011286
WARN notices since 2024
17
First: Jul 31, 2024
Workers affected since 2024
1,121
Across 17 notices
Executive changes, last 12 months
0
0 appointments, 0 departures
Last event
Aug 25, 2026
WARN noticeWARN notice: Chantilly, VA, OR
Workers affected over time
Cumulative workers in WARN notices since 2024
| Notice date | Workers affected | Cumulative |
|---|---|---|
| Jul 31, 2024 | 20 | 20 |
| Sep 2, 2024 | 62 | 82 |
| Jan 27, 2025 | 0 | 82 |
| Jan 27, 2025 | 62 | 144 |
| Jan 28, 2025 | 40 | 184 |
| Mar 24, 2025 | 93 | 277 |
| Jun 5, 2025 | 92 | 369 |
| Jun 24, 2025 | 135 | 504 |
| Jul 30, 2025 | 55 | 559 |
| Aug 25, 2025 | 60 | 619 |
| Oct 1, 2025 | 10 | 629 |
| Dec 4, 2025 | 0 | 629 |
| Mar 9, 2026 | 27 | 656 |
| Mar 9, 2026 | 9 | 665 |
| Aug 18, 2026 | 317 | 982 |
| Aug 18, 2026 | 65 | 1,047 |
| Aug 25, 2026 | 74 | 1,121 |
Leadership
No executive changes on record.
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No events of this type on record.
Show all eventsLast verified Nov 8, 2026