Northrop Grumman (NOC) Stock Looks Discounted To Fair Value But Less Clear After A 69% Run

Northrop Grumman stock has delivered a 69.3% return over the past 5 years, and current valuation checks suggest the shares may still trade below an intrinsic value estimate based on a Discounted Cash Flow (DCF) approach and market multiples that both point to upside.

  • A 69.3% gain over 5 years points to steady value creation, which sets a higher bar for any case that the stock is still attractively priced today.
  • Recent work on autonomous and AI enabled systems, such as the MQ-4C Triton and P-8 Poseidon interoperability, can support expectations for long term defense program demand, while reliance on large, complex programs may expose valuation to contract or budget related setbacks.
  • Northrop Grumman screens as undervalued on both a Discounted Cash Flow (DCF) intrinsic value estimate and key earnings multiples, yet a mixed set of checks with a 4 out of 6 valuation score points to a more balanced picture rather than a clear bargain.

The stock's next move may depend on whether that apparent undervaluation, including an intrinsic value estimate that sits above the current price by 16.4%, offers enough margin of safety after several years of gains.

Find out why Northrop Grumman's 0.7% return over the last year is lagging behind its peers.

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Does Northrop Grumman Look Undervalued on Cash Flow?

The Discounted Cash Flow (DCF) model estimates what Northrop Grumman is worth based on the cash it is expected to generate for shareholders. In this framework, the latest twelve month free cash flow sits at about $3.4b, and the projections assume that cash flows continue growing rather than shrinking. Feeding those projections into a 2 Stage Free Cash Flow to Equity model produces an estimated intrinsic value of about $688 per share.

This sits around 16.4% above the current share price. On this DCF cross check, the stock screens as undervalued. The recent work on MQ-4C Triton and P-8 Poseidon interoperability helps explain why investors may still be cautious about complex long term programs, even while the model points to a higher value.

On these cash flow assumptions, Northrop Grumman stock appears undervalued relative to the DCF based intrinsic value estimate.

Our Discounted Cash Flow (DCF) analysis suggests Northrop Grumman is undervalued by 16.4%. Track this in your watchlist or portfolio, or discover 51 more high quality undervalued stocks.

NOC Discounted Cash Flow as at Aug 2026
NOC Discounted Cash Flow as at Aug 2026

Head to the Valuation section of our Company Report for more details on how we arrive at this Fair Value for Northrop Grumman.

Is Northrop Grumman a Bargain on Earnings?

The P/E ratio works well for Northrop Grumman because earnings remain a key anchor for how investors value established defense contractors. Northrop Grumman currently trades on a P/E of 18.2x, which sits well below the Aerospace & Defense industry average of about 38.9x and under the peer average of 28.8x. That gap indicates investors are assigning a lower earnings multiple to the stock than many sector peers.

A more tailored fair P/E ratio for Northrop Grumman, which reflects its size, margins, business mix and risk profile, is about 25.7x. This is higher than the current 18.2x multiple, so the stock trades at a discount to where this framework would place it. The valuation appears conservative given the breadth of its programs across aircraft, space systems and missiles.

On this P/E comparison, Northrop Grumman stock appears undervalued relative to both its fair multiple and sector benchmarks.

NYSE:NOC P/E Ratio as at Aug 2026
NYSE:NOC P/E Ratio as at Aug 2026

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

The Northrop Grumman Narrative: What Would Justify Today's Price?

Simply Wall St Narratives for Northrop Grumman pick up where this valuation puzzle leaves off. They spell out which paths for Northrop Grumman's growth, margins and earnings would support a higher or lower stock price than today, and each one links its number to a clear view of how those factors and related risks might evolve, giving you something concrete to revisit as fresh information on the company arrives.

Now is a good time to add your voice to the Simply Wall St community with a Narrative on Northrop Grumman that lays out a clear, number driven case and tracks how it holds up as new results arrive. Share your view on whether Northrop Grumman's work on AI enabled MQ-4C Triton and P-8 Poseidon interoperability, along with its expanded Melbourne campus for next generation aircraft design, really supports the current valuation or calls for a different price.

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

The Bottom Line

For Northrop Grumman, both the Discounted Cash Flow (DCF) intrinsic value estimate and the earnings multiple comparison indicate that the stock trades below these valuation measures, even after several years of gains. Those signals are useful, but the mixed broader checks suggest the current discount is not definitive and could reflect concern around execution on large, complex programs and future contract risk. The key question from here is whether Northrop Grumman can deliver cash flows and earnings from its major defense and AI enabled systems projects that are sufficient to narrow that valuation gap without a reassessment of those risks.

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.

Valuation is complex, but we're here to simplify it.

Discover if Northrop Grumman might be undervalued or overvalued with our detailed analysis, featuring fair value estimates, potential risks, dividends, insider trades, and its financial condition.

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Have feedback on this article? Concerned about the content? Get in touch with us directly. Alternatively, email editorial-team@simplywallst.com

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About NYSE:NOC

Northrop Grumman

Operates as an aerospace and defense technology company in the United States, Asia/Pacific, Europe, and internationally.

Established dividend payer and good value.

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