$AMTM SEC Filings

Filed On	Filing
02 Oct 2026	8-K: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers Exhibit 10.1 AMENDED AND RESTATED EMPLOYMENT AGREEMENT (this “Agreement”), dated as of September 28, 2026 (the “Effective Date”), by and between Steven Demetriou (“Executive”) and Amentum Holdings, Inc., a Delaware corporation (the “Comp...
17 Sep 2026	Form 4: Thompson Christopher M.t., Director Gave 4,250 shares as a gift
11 Aug 2026	FORM 10-Q
10 Aug 2026	8-K: Results of Operations and Financial Condition
06 Aug 2026	SCHEDULE 13G
12 May 2026	FORM 10-Q
11 May 2026	8-K: Results of Operations and Financial Condition
07 May 2026	Form 4: Heller John E., Director Received 18,145 shares by exercise or conversion · Gave up 8,184 shares to cover exercise price or tax ($204K)
07 May 2026	Form 4: Mullen Sean Thomas, Chief Growth Officer Received 9,072 shares by exercise or conversion · Gave up 2,762 shares to cover exercise price or tax ($68.7K)
07 May 2026	Form 4: Johnson Travis Barton, Chief Financial Officer Received 13,609 shares by exercise or conversion · Gave up 4,097 shares to cover exercise price or tax ($102K)
07 May 2026	Form 4: Bruning Jill L, Chief Technology Officer Received 9,072 shares by exercise or conversion · Gave up 2,731 shares to cover exercise price or tax ($68K)
07 May 2026	Form 4: Arnette Stephen A, Chief Operating Officer Received 13,609 shares by exercise or conversion · Gave up 3,314 shares to cover exercise price or tax ($82.5K)
07 May 2026	SCHEDULE 13G/A
28 Apr 2026	8-K: Entry into a Material Definitive Agreement
26 Mar 2026	SCHEDULE 13G/A
05 Mar 2026	Form 4: Bruning Jill L, Chief Technology Officer Gave 30,000 shares as a gift
04 Mar 2026	Form 4: Arnette Stephen A, Chief Operating Officer Received 2,808 shares by exercise or conversion · Gave up 750 shares to cover exercise price or tax ($23K)
18 Feb 2026	Form 4: St. Mary Michele T, Chief Legal Officer & GC Received 7,080 shares by exercise or conversion · Gave up 2,308 shares to cover exercise price or tax ($69.4K)
10 Feb 2026	Form 4: Ireland Susan Leslie, Director Received 5,062 shares as a grant or award
10 Feb 2026	Form 4: Rowland Sandra E., Director Received 11,564 shares by exercise or conversion · Received 5,062 shares as a grant or award

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