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    Should NASA’s COSMOS Contract Win Prompt Action From Amentum Holdings (AMTM) Investors?

    Simply Wall St·07/09/2026 13:32:40
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    • NASA announced that Amentum, through its ASCEND Aerospace & Technology joint venture with Aerodyne Industries, received the Consolidated Spaceflight Mission Operations and Systems (COSMOS) contract to support mission operations, systems, and training for programs including Orion, SLS, ISS, Commercial Crew, and Artemis at Johnson Space Center.
    • This award underscores Amentum’s role in providing mission-ready control systems, astronaut and instructor training, and highly realistic mockup environments for some of the U.S. space enterprise’s most complex programs.
    • We’ll now examine how winning the COSMOS mission-operations contract influences Amentum’s investment narrative, particularly around long-duration government space programs.

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    Amentum Holdings Investment Narrative Recap

    To own Amentum, you need to believe its mix of long duration government programs and growing space, nuclear and digital work can steadily translate backlog into earnings, despite low margins and a premium valuation. Winning the COSMOS contract reinforces the near term catalyst around ramping large awards, but it also highlights execution and contract performance as the biggest immediate risk, given how schedule slips or cost issues on complex space work could quickly affect profitability.

    Among recent developments, the 60 month GSA contract to deliver AI enabled supply chain solutions for U.S. defense customers in Japan is especially relevant. Together with COSMOS, it points to Amentum deepening its role in technically demanding, mission critical government programs that could support revenue visibility if executed well, while still leaving investors focused on whether margins can improve from around 1 percent and interest costs remain manageable under the refinanced debt facilities.

    Yet even with COSMOS in hand, investors should be aware that execution risk on large space programs like this could still...

    Read the full narrative on Amentum Holdings (it's free!)

    Amentum Holdings' narrative projects $15.4 billion revenue and $501.1 million earnings by 2028. This requires 2.4% yearly revenue growth and about a $435 million earnings increase from $66.0 million today.

    Uncover how Amentum Holdings' forecasts yield a $33.45 fair value, a 60% upside to its current price.

    Exploring Other Perspectives

    AMTM 1-Year Stock Price Chart
    AMTM 1-Year Stock Price Chart

    Some of the lowest estimate analysts were already assuming only about 1.9 percent annual revenue growth to roughly US$15.0 billion and modest margin improvement, so compared with the COSMOS catalyst and concerns about NASA insourcing from the alternative narrative, their view reflects a clearly more cautious stance that you may want to weigh against more optimistic interpretations of this new contract.

    Explore 5 other fair value estimates on Amentum Holdings - why the stock might be worth over 3x more than the current price!

    Form Your Own Verdict

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    This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.