Welcome to our dedicated page for Amentum Holdings news (Ticker: AMTM), a resource for investors and traders seeking the latest updates and insights on Amentum Holdings stock.
Amentum Holdings, Inc. reports developments tied to its advanced engineering and technology solutions for U.S. and allied government agencies, international customers and commercial markets. Company news commonly covers mission support contracts, nuclear engineering and decommissioning work, space systems operations, defense logistics, aviation support, digital infrastructure and environmental services.
Recurring updates also include quarterly earnings communications, contract awards, joint-venture activity, operational expansions and investor relations or governance changes. Amentum’s releases frame its work across science, security and sustainability, including NASA ground systems support, small modular reactor programs, nuclear research-site cleanup, aerial firefighting operations and Indo-Pacific logistics capabilities.
Amentum (NYSE: AMTM) will open a new global headquarters in Reston, Virginia, in early 2027 at 1900 Reston Metro Plaza.
The company signed a 45,000-square-foot lease in a LEED-Gold, 16-story tower with Silver Line Metro access. The site will include a next-generation Technology Showcase and aims to streamline operating costs while relocating from Chantilly.
Amentum (NYSE: AMTM) was selected by Team Hypersonics UK to provide missile design engineering and program management for the UK’s hypersonic strike ambitions under an Industry Mission Partner contract.
The contract funds a Joint Programme Office and engineering advisory team for systems engineering, mission planning, sensor integration, test design, safety, cost analysis and options for flight testing. The IMP runs 15 months with a possible three-year extension and includes collaboration across AUKUS partners and named subcontractors.
Amentum (NYSE: AMTM) reported Q1 FY2026 results for the quarter ended January 2, 2026: revenues $3.24B, GAAP net income $44M, diluted EPS $0.18, and adjusted EBITDA $263M. Backlog was $47.2B with a 1.1x book-to-bill. Free cash flow was negative $142M. The company reaffirmed FY2026 guidance: revenues $13.95B–$14.30B, adjusted EBITDA $1.10B–$1.14B, adjusted diluted EPS $2.25–$2.45, and free cash flow $525M–$575M. Moody’s upgraded Amentum’s credit rating to Ba3.
Jacobs Solutions (NYSE: J) reported strong fiscal Q1 2026 results with gross revenue $3.29B (+12.3% y/y) and adjusted net revenue $2.25B (+8.2% y/y). GAAP net earnings were $125.0M vs a loss in prior year; adjusted EPS rose to $1.53 (+15%).
Backlog grew to $26.3B (+20.6% y/y) with TTM book-to-bill of 1.4x. Company repurchased $252M of shares, announced a 12.5% dividend increase, acquired remaining stake in PA Consulting, and raised FY26 adjusted net revenue, adj. EPS, and FCF margin midpoints.
Amentum (NYSE: AMTM) won a suite of contracts from Électricité de France (EDF) worth up to $730 million (£540 million) to support UK nuclear reactor operations and the Hinkley Point C new‑build programme.
The work will deploy more than 1,000 UK‑based specialists, add to ~300 colleagues already at Hinkley Point C, and includes ten‑year Professional Services Agreement frameworks and a five‑year Project Management Resources framework. Amentum’s existing Lifetime Enterprise Agreement with EDF and prior work helped enable an aggregate 38 years of life extension across seven advanced gas‑cooled reactor stations.
Amentum (NYSE: AMTM) leads the NEXUS-NL consortium selected by the Dutch Ministry of Climate Policy and Green Growth to provide program management and technical support for planning up to two gigawatt-scale nuclear power plants in the Netherlands.
The $207 million (€180 million) framework agreement covers an initial two-year period with options for three additional one-year extensions and supports site characterization, technology selection, site enabling, utility connections and transport links while assisting the Nuclear Energy Organisation Netherlands (NEO NL), to be established next month.
Amentum (NYSE: AMTM) has been named program delivery partner for the first deployments of the Rolls-Royce Small Modular Reactor (SMR), supporting UK and Czech Republic projects. Rolls-Royce SMR will deliver up to 1.5 GW of low-carbon power to the UK grid and the collaboration is expected to create more than 8,000 long-term British jobs. Amentum will lead integration, oversight, construction management and execution, deploying full nuclear life‑cycle experience and working with supply‑chain partners including Turner & Townsend, Hochtief, Mace Consult and Unipart. The partnership targets fleet deployment, on-time/on-budget delivery and expansion to additional markets including Sweden and continental Europe.
Amentum (NYSE: AMTM) led the successful rollout of NASA’s Artemis II Space Launch System (SLS) and Orion spacecraft from the Vehicle Assembly Building to Launch Complex 39B at Kennedy Space Center on January 19, 2026.
Amentum engineers operated the crawler-transporter, performed systems monitoring and integration, and will continue supporting pad integration, final checkouts, and launch readiness under NASA’s Exploration Ground Systems program as Artemis II moves into the next phase ahead of its scheduled early‑2026 launch.
Amentum (NYSE: AMTM) will host its fiscal Q1 2026 earnings conference call on February 10, 2026 at 8:30 AM ET to discuss results for the quarter ended January 2, 2026. A news release with the results will be issued prior to the call. The call will be webcast publicly via a link on Amentum's Investor Relations website.
A replay, the earnings press release, presentation slides and supplemental financial disclosures will be available after the call at the same webcast link.
Amentum (NYSE: AMTM) provided end-to-end ground systems engineering support for a key Artemis II Countdown Demonstration Test at Kennedy Space Center on December 20, 2025. The CDDT simulated launch-day operations for the integrated Orion spacecraft and Space Launch System.
Amentum mobilized more than 300 personnel, supported crew module configuration and full-vehicle power-up, staffed the Firing Room, and provided the Launch Control System software for real-time data processing, remote command, and data recording. Artemis II is expected to launch no later than April 2026.