CHANTILLY, Va–(BUSINESS WIRE)– #AMTM–Amentum Holdings, Inc. (“Amentum” or the “Company”) (NYSE: AMTM), a leading advanced engineering and technology company, today announced results for the fourth quarter and fiscal year ended October 3, 2025, and issued guidance for fiscal year 2026. “Amentum’s strong fourth quarter results cap off what has been a remarkable first year as a public company. Financial performance exceeded our expectations, demonstrating the resilience of our business and its alignmen