Thompson Christopher M.T.'s Form 4 filing
Amentum Holdings, Inc. (AMTM) · filed Sep 17, 2026
- Accession no.
- 0001483410-26-000005
- Filed
- Sep 17, 2026, 9:35 PM ET
- Trade date
- Aug 14, 2026
- Filing delay
- 34 daysLate
- Rule 10b5-1 plan
- Not checked
This filing lists 1 non-derivative transaction. It was filed 34 days after the trade, past the 2-business-day deadline.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Thompson Christopher M.T.CIK 0001483410 | Director |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 14, 2026 | Common Stock | GGiftDisposed | −4,250 | $0.00 | $0 | 5,750 | Indirect |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
No transaction price on this filing refers to a footnote.