Amentum (NYSE: AMTM), a global leader in advanced engineering and innovative technology solutions, will host a conference call on November 25, 2025, at 8:30 AM EST to discuss financial results for the fourth quarter and full fiscal year 2025 ending October 3, 2025. A news release containing the results will be issued prior to the call.

The conference call will be webcast to the public through a link on Amentum’s Investor Relations Website. A replay of the conference call, along with the earnings press release, presentation slides and supplemental financial disclosures, will be available via the same link.

About Amentum

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security and sustainability. Our people apply undaunted curiosity, relentless ambition and boundless imagination to challenge convention and drive progress. Our commitments are underpinned by the belief that safety, collaboration and well-being are integral to success. Headquartered in Chantilly, Virginia, we have more than 53,000 employees in approximately 80 countries across all 7 continents.

Visit us at amentum.com to learn how we advance the future together.

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NYSE: AMTM will host a conference call on November 25 at 8:30 AM EST to discuss financial results for the fourth quarter and full fiscal year 2025