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Cognex (CGNX) Lifted Revenue Guidance, Is The Stock Already Pricing In The Upside?

Simply Wall St·09/05/2026 04:25:27
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Cognex (CGNX) recently reported second quarter results with year-on-year revenue growth and raised revenue guidance that topped analyst expectations, yet the stock has pulled back since the announcement.

Over the past month, Cognex has given back some momentum with a 30 day share price return of down 11.96%. However, the year to date share price return of 68.56% and 1 year total shareholder return of 39.42% still point to stronger interest building over a longer horizon.

Compare Cognex's guidance reset with peers that may still be flying under the radar by scanning our curated list of 36 robotics and automation stocks in automation and machine vision.

Cognex looks like a solid automation business. However, the recent share pullback after upbeat guidance raises a different issue. Are you paying a fair price today for that quality and growth profile, or stretching too far?

Most Popular Narrative: 23% Undervalued

The most followed valuation narrative puts Cognex fair value at $80.42, compared with the last close of $62.25. It ties that gap squarely to earnings power and margins rather than short term sentiment.

Analysts expect earnings to reach $373.0 million (and earnings per share of $2.25) by about August 2029, up from $174.8 million today. However, there is a considerable amount of disagreement amongst the analysts with the most bullish expecting $467.1 million in earnings, and the most bearish expecting $331.7 million.

Read the complete narrative.

Readers may want to see what kind of revenue path and margin profile supports that change in earnings and valuation multiples. The narrative also leans on a specific discount rate and assumes Cognex pushes deeper into higher value AI vision and software, without spelling out every step in the article itself.

Result: Fair Value of $80.42 (UNDERVALUED)

Have a read of the narrative in full and understand what's behind the forecasts.

However, this Cognex narrative still faces real tests if machine vision hardware pricing pressure intensifies or if the shift to higher margin AI software proves slower than analysts expect.

Find out about the key risks to this Cognex narrative.

Another View: Cognex Through A P/E Lens

The first fair value narrative for Cognex leans on earnings growth and margin expansion to argue the stock is 23% undervalued at $62.25 versus $80.42. A simple P/E check presents a different perspective and suggests investors may already be paying up for that optimism.

Cognex currently trades on a P/E of 59.9x. That is roughly double the US Electronic industry at 29.7x and also above the peer average of 47.3x. It also sits well above an estimated fair ratio of 33.2x that the market could move toward over time. That gap suggests valuation risk rather than a clear margin of safety, so the key question is how much execution confidence investors have in the long term AI and software plan.

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

NasdaqGS:CGNX P/E Ratio as at Sep 2026
NasdaqGS:CGNX P/E Ratio as at Sep 2026

Next Steps

With sentiment on Cognex split between optimism and valuation risk, it can be useful to act promptly, review the underlying numbers yourself and weigh both sides. To see exactly what positives our work has highlighted, take a closer look at the 3 key rewards.

Looking for more investment ideas beyond Cognex?

If Cognex has your attention but you want a broader watchlist, use the Simply Wall Street Screener to uncover other stocks that match your investing style.

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.