Boeing (BA) is drawing fresh investor attention as it prepares a broad commercial and defense showcase at the Farnborough International Airshow 2026, highlighting its 777X widebody jet and MQ-28 Ghost Bat autonomous aircraft.

Boeing shares have come under pressure in recent sessions, with the 7 day share price return down 8.11% and the stock at $215.51. A 5 year total shareholder return of 4.12% points to more muted longer term progress as investors weigh regulatory scrutiny, production constraints and upcoming 777X and MQ-28 milestones.

If the Farnborough showcase has you thinking about where capital is flowing in aerospace and defense, it can be useful to broaden your search with 32 robotics and automation stocks

The recent slide in Boeing, set against its airshow showcase and ongoing regulatory questions, leaves a simple tension: do the current risks justify the price you pay for the stock today when you run the numbers?

Most Popular Narrative: 20.2% Undervalued

Boeing's most followed narrative places fair value at $270 per share, above the last close at $215.51. This frames the current airshow story within a longer term earnings and cash flow view.

A record-high commercial aircraft backlog exceeding $500 billion, with firm orders for the 737 and 787 programs stretching to the next decade, indicates sustained, long-term growth visibility, creating a platform for recovering earnings and improving free cash flow.

Want to see what supports that backlog driven thesis? The core of this narrative is a step change in revenue, margins and earnings power built into detailed forecasts.

Result: Fair Value of $270 (UNDERVALUED)

However, Boeing's high debt load and ongoing production and certification setbacks on key aircraft programs could quickly challenge the backlog-led upside story.

Another View: Boeing Through the Earnings Lens

The popular Boeing narrative leans on a discounted cash flow style fair value, but the current P/E ratio of 88.4x tells a different story. That is more than double the US Aerospace & Defense industry at 40x and above the 67.2x fair ratio our model suggests the market could move toward. This points to valuation risk if earnings do not track forecasts. Is this premium a reasonable price for the growth story, or a sign expectations are already loaded into the stock?

Next Steps

If the mixed sentiment around Boeing has you torn, use that tension as a prompt to act now and weigh both sides for yourself by checking the 4 key rewards and 2 important warning signs

Looking for more investment ideas beyond Boeing?

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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.