Announcement • Jul 15
Amentum Holdings, Inc. to Report Q3, 2026 Results on Aug 11, 2026 Amentum Holdings, Inc. announced that they will report Q3, 2026 results Pre-Market on Aug 11, 2026 Announcement • May 21
Amentum Appoints Sam Nazari as Chief Ai Architect Amentum has named Dr. Sam Nazari the company’s Chief AI Architect, effective May 19, 2026. In this role, Dr. Nazari will drive Amentum-wide AI integration to accelerate innovation and work closely with programs to optimize mission impact for customers across the defense, intelligence, energy, space, and commercial sectors. In this newly established role, Dr. Nazari’s focus spans both customer-facing AI solutions and internal operational automation. His priorities include aligning AI investments with mission-critical customer demand signals, and ensuring all AI deployments meet FedRAMP, CMMC, and client compliance standards. Dr. Nazari has architected solutions ranging from AI-powered supply chain systems to state-of-the-art autonomous technologies supporting challenging defense environments and tactical operations. Before the Chief AI Architect role, Dr. Nazari worked for Amentum leading key AI initiatives at DARPA. Prior to joining Amentum, he held roles at Scientific System Company, Inc. (SSCI) and Systems & Technology Research (STR), driving AI and machine learning (ML) advancements for the Department of Defense. Announcement • May 12
Amentum Holdings, Inc. Reaffirms Earnings Guidance for the Fiscal Year 2026 Amentum Holdings, Inc. reaffirmed earnings guidance for the fiscal year 2026. For the period, the company expects Revenues to be in the range of $13,950 millions to $14,300 millions. Announcement • Apr 24
Amentum Announces Executive Changes Amentum announced the appointment of Joseph (Joe) DeNardi as Senior Vice President and Head of Investor Relations. DeNardi will lead Amentum’s investor relations strategy, oversee engagement with the investment community, and help drive strategic financial initiatives that support the company’s long-term growth objectives. DeNardi previously held senior finance leadership roles at Science Applications International (SAIC), including Head of Corporate FP&A, Investor Relations, and Treasurer. He brings deep experience across investor relations, corporate finance, and capital markets. Prior to SAIC, DeNardi served as a Managing Director in equity research at Stifel Financial, covering the Aerospace & Defense and Government Services sectors. DeNardi holds a bachelor’s degree from The College of William & Mary and a master’s degree in finance from Loyola University Maryland. DeNardi succeeds Nathan Rutledge who left the company to pursue other opportunities. Rutledge previously led Amentum’s investor relations efforts during an important phase of the company’s evolution following Amentum’s merger with Jacobs’ Critical Mission Solutions and Cyber and Intelligence businesses, and the combined company’s subsequent public listing. Announcement • Apr 23
Amentum Holdings, Inc. to Report Q2, 2026 Results on May 12, 2026 Amentum Holdings, Inc. announced that they will report Q2, 2026 results Pre-Market on May 12, 2026 Announcement • Feb 10
Amentum Holdings, Inc. Reaffirms Earnings Guidance for the Fiscal Year 2026 Amentum Holdings, Inc. reaffirmed earnings guidance for the fiscal year 2026. For the year, the company expects revenues of $13,950 million to $14,300 million. Announcement • Jan 13
Amentum Holdings, Inc. to Report Q1, 2026 Results on Feb 10, 2026 Amentum Holdings, Inc. announced that they will report Q1, 2026 results on Feb 10, 2026 Announcement • Dec 22
Amentum Holdings, Inc., Annual General Meeting, Feb 06, 2026 Amentum Holdings, Inc., Annual General Meeting, Feb 06, 2026. Announcement • Nov 25
Amentum Holdings, Inc. Provides Earnings Guidance for the Fiscal Year 2026 Amentum Holdings, Inc. provided earnings guidance for the fiscal year 2026. For the year, the company expects revenues of $13,950 million to $14,300 million. Announcement • Oct 23
Amentum Holdings, Inc. to Report Q4, 2025 Results on Nov 25, 2025 Amentum Holdings, Inc. announced that they will report Q4, 2025 results Pre-Market on Nov 25, 2025 Announcement • Aug 06
Amentum Holdings, Inc. Raises Earnings Guidance for the Full-Year 2025 Amentum Holdings, Inc. raised earnings guidance for the full-year 2025. For the period, the company expects revenues to be in the range of $13,975 million to $14,175 million compared to previous guidance of $13,850 million to $14,150 million. Announcement • Jul 02
Amentum Holdings, Inc. to Report Q3, 2025 Results on Aug 06, 2025 Amentum Holdings, Inc. announced that they will report Q3, 2025 results on Aug 06, 2025 Announcement • Jun 27
Lockheed Martin Corporation (NYSE:LMT) completed the acquisition of Rapid Solutions Product Business of Amentum Holdings, Inc. (NYSE:AMTM). Lockheed Martin Corporation (NYSE:LMT) entered into a definitive agreement to acquire Rapid Solutions Product Business of Amentum Holdings, Inc. (NYSE:AMTM) for $360 million on April 23, 2025. A cash consideration of $360 million will be paid by Lockheed Martin Corporation. Upon closing, the team will become part of the Lockheed Martin Corporation's Space business area. Approximately 230 employees will transition to Lockheed Martin upon close of the sale. The transaction is subject to approval by regulatory board / committee. The transaction is expected to close in the second half of 2025 and to generate approximately $325 million in after-tax proceeds. Certain proceeds from the sale of the Rapid Solutions business are expected to be used to accelerate debt reduction objectives.
Eduardo Gallardo and Joseph C. Swanson of Paul Hastings LLP acted as legal advisor for Amentum Holdings, Inc. Wells Fargo Securities, LLC acted as financial advisor to Lockheed Martin Corporation (NYSE:LMT).
Lockheed Martin Corporation (NYSE:LMT) completed the acquisition of Rapid Solutions Product Business of Amentum Holdings, Inc. (NYSE:AMTM) on June 26, 2025. Announcement • May 07
Amentum Holdings, Inc. Revises Earnings Guidance for the Fiscal Year of 2025 Amentum Holdings, Inc. revised earnings guidance for the fiscal year of 2025. For the year, the company now excepts revenues to be in the range of $13,850 million to $14,150 million against previous guidance of $13,800 million to $14,200 million. Announcement • Apr 25
Lockheed Martin Corporation (NYSE:LMT) entered into a definitive agreement to acquire Rapid Solutions Product Business of Amentum Holdings, Inc. (NYSE:AMTM) for $360 million. Lockheed Martin Corporation (NYSE:LMT) entered into a definitive agreement to acquire Rapid Solutions Product Business of Amentum Holdings, Inc. (NYSE:AMTM) for $360 million on April 23, 2025. A cash consideration of $360 million will be paid by Lockheed Martin Corporation. Upon closing, the team will become part of the Lockheed Martin Corporation's Space business area. Approximately 230 employees will transition to Lockheed Martin upon close of the sale. The transaction is subject to approval by regulatory board / committee. The transaction is expected to close in the second half of 2025 and to generate approximately $325 million in after-tax proceeds.
Eduardo Gallardo and Joseph C. Swanson of Paul Hastings LLP acted as legal advisor for Amentum Holdings, Inc. Wells Fargo Securities, LLC acted as financial advisor to Lockheed Martin Corporation (NYSE:LMT). Announcement • Apr 02
Amentum Holdings, Inc. to Report Q2, 2025 Results on May 07, 2025 Amentum Holdings, Inc. announced that they will report Q2, 2025 results Pre-Market on May 07, 2025 Announcement • Mar 24
Amentum Holdings, Inc.(NYSE:AMTM) dropped from FTSE All-World Index (USD) Amentum Holdings, Inc.(NYSE:AMTM) dropped from FTSE All-World Index (USD) Announcement • Mar 13
Amentum Holdings, Inc. has completed a Follow-on Equity Offering in the amount of $321.158871 million. Amentum Holdings, Inc. has completed a Follow-on Equity Offering in the amount of $321.158871 million.
Security Name: Common Stock
Security Type: Common Stock
Securities Offered: 19,464,174
Price\Range: $16.5
Discount Per Security: $0.495 Announcement • Mar 12
Amentum Holdings, Inc. has filed a Follow-on Equity Offering. Amentum Holdings, Inc. has filed a Follow-on Equity Offering.
Security Name: Common Stock
Security Type: Common Stock
Securities Offered: 19,464,174 Announcement • Feb 17
Amentum Appoints Michele St. Mary as Chief Legal Officer and General Counsel Amentum announced the appointment of Michele St. Mary as Chief Legal Officer and General Counsel, effective immediately. St. Mary will lead Amentum’s legal, ethics, compliance, contracts, and security functions globally. Her role includes oversight of corporate matters, including governance, transactional and securities law matters, advice on the full range of contracting issues, supervision of company litigation and the areas of labor and employment law, compliance, export control, and international law. St. Mary steps into the Chief Legal Officer role as Stuart Young retires from the company after over 30 years working for Amentum and legacy companies. During his tenure, Young was instrumental in the strategic integration of M&A transactions and providing critical counsel throughout the evolution of the company and the government contracting industry. Most recently, St. Mary served as the vice president, deputy general counsel and assistant secretary for L3Harris Technologies. She spent 19 years at L3Harris leading legal, contracts, trade compliance and ethics for progressively larger and more complex business segments. She has also provided legal oversight for mergers and acquisitions, strategic integrations, government relations and lobbying, insider threat and counterintelligence. Before that, St. Mary was senior counsel for Sun Microsystems, Inc. and an associate at Crowell & Moring LLP. St. Mary earned a bachelor’s degree in political science from Yale University, and her juris doctorate from Yale Law School. Announcement • Feb 06
Amentum Holdings, Inc. Re-Affirms Earnings Guidance for the Fiscal Year 2025 Amentum Holdings, Inc. re-affirmed earnings guidance for the fiscal year 2025. For the year, the company expects revenue to be in the range of $13,800 million - $14,200 million. Announcement • Jan 22
Amentum Holdings, Inc., Annual General Meeting, Mar 05, 2025 Amentum Holdings, Inc., Annual General Meeting, Mar 05, 2025. 
