Amentum Holdings, Inc. reported third-quarter fiscal 2026 results ending July 3, 2026, with revenues of $3.5 billion and diluted earnings per share of $0.27. The company increased its full-year adjusted EBITDA guidance to a range of $1.115–$1.140 billion and adjusted diluted EPS guidance to $2.40–$2.50, citing strong operational performance despite near-term revenue headwinds from contract transitions and divestitures. Backlog grew 8% year-over-year to $48.2 billion, supported by significant awards in global nuclear energy, critical digital infrastructure, and defense sectors. Amentum operates as a leading advanced engineering and technology solutions provider for government and commercial clients.