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Firefly Aerospace (FLY) Stock Could Be Above Fair Value On Sales Expectations

Simply Wall St·08/02/2026 06:15:51
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Firefly Aerospace stock has had a weak month, with the share price under pressure while the market based valuation checks suggest it is not a clear bargain at current levels.

  • The share price is down 28.3% over the past month, which puts recent performance firmly on the back foot for anyone who bought in recently.
  • Future revenue and cash flow expectations can support the current price if they materialise, but any setbacks to execution or funding plans may weigh heavily on how investors value Firefly Aerospace.
  • The company screens as expensive on Simply Wall St's broader checks, with Firefly Aerospace currently passing 0 of 6 valuation tests. You can see more detail on the valuation summary.

The issue now is whether Firefly Aerospace's recent share price weakness has reset expectations enough to justify the current valuation multiples.

Firefly Aerospace delivered 0.0% returns over the last year. See how this stacks up to the rest of the Aerospace & Defense industry.

Is Firefly Aerospace Getting Expensive on Sales?

P/S is a common way to look at high growth or loss making businesses such as Firefly Aerospace, since it focuses on revenue rather than current profitability.

Firefly Aerospace trades on a P/S ratio of 18.1x, which is well above the Aerospace & Defense industry average of 4.8x and also higher than the peer group average of 4.7x. The fair P/S ratio suggested by Simply Wall St's model is 8.8x. This fair multiple reflects the company’s specific mix of growth prospects, margins, size and risk profile rather than just a straight industry average.

The gap between the current P/S of 18.1x and the modelled fair level of 8.8x suggests investors are currently paying a significant premium for Firefly Aerospace's sales base. That leaves less room for disappointment if revenue or funding progress does not meet expectations.

On the P/S measure, Firefly Aerospace stock screens as overvalued relative to what the model suggests would be a more grounded sales multiple.

NasdaqGM:FLY P/S Ratio as at Aug 2026
NasdaqGM:FLY P/S Ratio as at Aug 2026

See what the numbers say about this price — find out in our valuation breakdown.

The Firefly Aerospace Narrative: What Would Justify Today's Price?

Simply Wall St Narratives for Firefly Aerospace pick up where the valuation puzzle leaves off and explain what combination of future growth, margins and earnings would need to hold for Firefly Aerospace's stock to be worth significantly more or less than it is today. Instead of a single ratio or model output, they describe the underlying future that number relies on. You can then monitor these factors over time on the Community page to see whether it is playing out.

One of the top community narratives on Firefly Aerospace: 95% undervalued

"The company’s been landing more contracts with NASA and the Department of Defense, and the demand for small-to-medium satellite launches is growing fast..."

Read one of the top narratives on Firefly Aerospace

Do you think there's more to the story for Firefly Aerospace? Head over to our Community to see what others are saying!

The Bottom Line

Firefly Aerospace currently screens as overvalued on market multiples, with investors paying a clear premium for each dollar of revenue compared with sector peers and the modelled fair ratio. That premium leans heavily on confidence that revenue growth and execution will line up with optimistic expectations. For you as an investor, the key question is whether Firefly Aerospace can deliver on those expectations at the pace implied by the current P/S ratio or whether the market is pricing in more than the business can realistically sustain.

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.