Amentum Holdings Inc. (AMTM)

Amentum Holdings Inc. (AMTM) is a Specialty Business Services company in the Industrials sector listed on the NYSE.

As of Oct 23, 2026: market cap $4.9B; returns 1 day +2.2%, 1 week +11.5%, 1 year -6.0%.

Amentum Holdings Inc. (AMTM) is an engineering and technology solutions company that went public in September 2024. It provides a wide array of services to address complex technical, scientific, security, and sustainability challenges for the U.S. government, its allies, and commercial clients.

Groups AMTM belongs to

• Aerospace & Defense
• Government Contractor
• Defense
• Engineering Services
• Industrials
• National Security
• Public Sector
• Environmental Services and Solutions
• Public Safety and Security
• Nuclear Energy
• Space Systems

AMTM financial model: income statement, cash flow and balance sheet