AMTM

Amentum Holdings, Inc.

Professional Services · Professional Services

$47.30 sample

+0.04 (+0.08%) 1D

Market cap

$127.0B

Price as of

2026-10-23

Latest filing

8-K · 2026-10-19

Alerts

8

Price$47.30 +11.01% 3M daily closessample

47.3040.53

2026-07-282026-08-192026-09-102026-10-012026-10-23

purchase / approvalsale / rejectionfiling / neutral

Latest events

Filings, trades, FDA; newest first

Oct 19SEC8-K filed: material event
Oct 08SEC8-K filed: material event
Oct 02INSInsider sell: 10% owner
Sep 25INSInsider sell: Chief Executive Officer
Sep 21INSInsider sell: EVP, Operations
Sep 14INSInsider sell: Chief Financial Officer
Sep 03INSInsider buy: EVP, Operations
Aug 31INSInsider sell: Chief Executive Officer

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Company facts

SEC EDGAR registration

Name: Amentum Holdings, Inc.
Sector: Professional Services
Industry: Professional Services
Smart-money score: -44sample, -100 to +100
Reporting currency: USD

Who is positioning in AMTM

sample

Insiders: 7 insider transactions over 90 days, net selling, $31.2M
Congress: 2 members traded over 90 days
Institutions · 13F: 20 funds hold $2.9B
Activists · 13D/G: No 13D/13G activist filings on record

How are the fundamentals trending?

sample, by period end

Revenue$6.7B +11.8% y/y

Q4 2024Q3 2026

Inventory$4.1B +10.0% y/y

Q4 2024Q3 2026

Accounts receivable$3.2B +11.0% y/y

Q4 2024Q3 2026

Total debt$8.1B +5.7% y/y

Q4 2024Q3 2026

Peers

sample

Sample peer A: $107.9B -13.1% 3M
Sample peer B: $116.4B +2.2% 3M
Sample peer C: $66.6B +7.2% 3M
Sample peer D: $75.2B +6.0% 3M
Sample peer E: $111.5B -2.3% 3M