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. (NYSE: AMTM) generates frequent news due to its role as an advanced engineering and technology company serving U.S. and allied government customers across defense, space, energy and environmental markets. News about Amentum often centers on major contract awards, program milestones, and financial results that reflect its position in mission-focused specialty business services.
Recent announcements highlight Amentum’s participation in high-profile space programs, including engineering and systems integration support for NASA’s Artemis II mission under the Exploration Ground Systems program. The company has reported delivering end-to-end ground systems engineering and supporting launch rehearsal activities and launch control software infrastructure at the Kennedy Space Center.
Defense and national security updates are another key theme. Amentum has disclosed prime contractor status on the Defense Threat Reduction Agency’s Cooperative Threat Reduction Integrating Contract IV to provide chemical, biological, radiological and nuclear threat reduction capabilities worldwide. It has also announced a computer processing contract with the Defense Information Systems Agency to deliver dynamically scalable computing power, and a U.S. Air Force contract to support maintenance and operations for the MQ-9 Reaper unmanned aerial system.
Energy and nuclear-related news includes awards at the Sellafield nuclear site in the United Kingdom under the Decommissioning and Nuclear Waste Partnership framework, where Amentum will perform remediation and hazardous waste retrieval work. Company communications also cover its broader role in UK nuclear projects and defense programs.
Investors following AMTM news can expect coverage of quarterly and annual earnings releases, guidance updates, backlog developments, and significant contract wins across space, defense, intelligence, nuclear energy and digital infrastructure. This page offers a centralized view of such announcements so readers can track how new awards, program milestones and financial disclosures shape Amentum’s business over time.
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.
Amentum (NYSE: AMTM) was selected as a prime contractor on the $3.5 billion Defense Threat Reduction Agency Cooperative Threat Reduction Integrating Contract (CTRIC) IV.
As one of six awardees under a 10-year vehicle, Amentum can compete for task orders to provide chemical, biological, radiological, and nuclear (CBRN) threat reduction services and technologies to partner nations worldwide. The company said it will deploy engineering, logistics, risk assessment, and mitigation planning to help partners prevent, detect, and respond to WMD and emerging threats.
Amentum (NYSE: AMTM) won a $120 million Defense Information Systems Agency (DISA) award for Z-series chipset Processor Capacity Services (PCS), announced December 9, 2025. The contract covers a five-year base period plus five one-year option periods. Under PCS, Amentum will provision and maintain hardware, software, licensing, and operational services while DISA provides and supports the hosting environment.
The service delivers dynamically scalable, on-demand computing capacity using Z-series mainframe chips and Amentum cites routine 99.999% availability for its processor capacity solution. The model charges DISA based on utility consumption, allowing adjustments for increases or decreases in power usage.
Amentum (NYSE: AMTM) reported fiscal 2025 results with annual revenues of $14.4B (pro forma +4%), adjusted EBITDA $1,104M, and annual adjusted diluted EPS $2.22. GAAP net income was $66M and free cash flow totaled $516M. Backlog stood at $47.1B with a full-year book-to-bill of 1.2x. The company reduced net debt to $3.6B and net leverage to 3.2x.
Notable awards included a $4B Space Force Range Contract, ~$1.8B Sellafield positions, and classified intelligence awards near $700M. Fiscal 2026 guidance calls for revenues of $13.95B-$14.3B, adjusted EBITDA of $1.10B-$1.14B, adjusted EPS of $2.25-$2.45, and free cash flow of $525M-$575M.
Jacobs (NYSE: J) reported fiscal Q4 and full-year 2025 results on Nov 20, 2025, showing mixed GAAP and adjusted performance.
Key metrics: Q4 gross revenue $3.15B (+6.6% y/y), Q4 adjusted net revenue $2.24B (+5.8% y/y), FY25 gross revenue $12.03B (+4.6% y/y) and FY25 adjusted net revenue $8.69B (+5.3% y/y). Adjusted EBITDA rose 13.9% y/y (FY) to ~$1.2B and adjusted EPS increased 15.9% y/y to $6.12. Backlog hit a record $23.1B with a TTM book-to-bill of 1.1x. The company returned a record $1.1B to shareholders in FY25 through repurchases and dividends.
Outlook for FY26: adjusted net revenue growth of 6–10%, adjusted EPS $6.90–$7.30, adjusted EBITDA margin 14.4–14.7% and free cash flow margin 7.0–8.0%.
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