A Look At Amentum Holdings (AMTM) Valuation After Recent Share Price Weakness

Amentum Holdings Inc TEMP

Amentum Holdings Inc TEMP

AMTM

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What Amentum Holdings (AMTM) Offers Investors Right Now

Amentum Holdings (AMTM) has been drawing attention as investors weigh its recent share performance against financial figures that include US$14.2b in revenue and US$98 million in net income.

Recent trading has been softer, with a 1 day share price return of a 0.90% decline and a 90 day share price return of a 23.58% decline, even as the 1 year total shareholder return sits at 44.85%. This suggests that earlier optimism has cooled in the short term.

If AMTM has you thinking about where else growth or turnaround stories might be taking shape, this is a good moment to scan 93 nuclear energy infrastructure stocks

With AMTM trading at US$26.29 against a US$36.64 analyst target and an indicated intrinsic discount of around 59%, investors have to ask: is this genuine mispricing, or is the market already banking on future growth?

Most Popular Narrative: 21.4% Undervalued

On the most followed narrative, Amentum’s fair value sits at $33.45 versus the last close at $26.29. This suggests the story currently prices in a material upside gap.

Ramp up of large, long duration awards such as the U.S. Space Force Range contract, Sellafield remediation and NASA Cosmos is set to convert the current $47 billion backlog and $20 billion of pending bids into higher run rate revenues and improved operating leverage, supporting sustained earnings growth.

Want to see what turns that backlog into the fair value estimate? The narrative leans on earnings compounding, margin lift and a future profit multiple that is not trivial. The specific path from today’s thin margins to that outcome is where things get interesting.

Result: Fair Value of $33.45 (UNDERVALUED)

However, the narrative can unwind if large contracts are delayed by U.S. funding disruptions or if integration challenges prevent the US$60 million cost savings from fully materializing.

Another Angle On Valuation

The story so far leans on discounted cash flows, yet the current P/E of 65.4x tells a very different story. It sits well above the US Professional Services industry at 18.2x, the peer average at 16.5x, and even the 35.1x fair ratio our model points to. That kind of gap can signal either valuation risk or a market willing to pay up for future earnings. Which side of that line do you think AMTM belongs on?

NYSE:AMTM P/E Ratio as at Apr 2026
NYSE:AMTM P/E Ratio as at Apr 2026

Next Steps

With that mixed sentiment in mind, take a moment to review the data for yourself and weigh both sides of the story, starting with 4 key rewards and 2 important warning signs.

Looking for more investment ideas?

If AMTM has sharpened your interest, do not stop here. Use this momentum to scan fresh ideas that might fit your goals even better.

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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.