A Look at Teradyne's (TER) Valuation After Strong Q3 Results and Boosted AI Sector Optimism

Simply Wall St

Teradyne (TER) shares are in focus after the company delivered strong third-quarter results and issued upbeat guidance for the current period. Investors are also reacting to renewed AI excitement following Alphabet’s Gemini 3 announcement.

See our latest analysis for Teradyne.

Teradyne’s stock has experienced significant gains recently, rising more than 53% over the last three months, driven by strong earnings, a positive Q4 outlook, and increased investor interest in AI following notable announcements from major technology companies. In a broader context, its one-year total shareholder return is 66%, reflecting ongoing momentum and investor optimism in both the short and long term.

If semiconductor momentum has you thinking about what else is thriving in tech and AI, now’s the perfect time to discover See the full list for free.

With shares soaring on impressive results and the AI rally, the key question for investors is whether Teradyne’s current valuation still leaves room for upside or if the market has already priced in the company’s future growth potential.

Most Popular Narrative: 1% Undervalued

Teradyne’s most widely tracked narrative estimates its fair value at $184.69, which is almost exactly in line with the latest closing price of $181.89. This suggests that analysts see the market as having mostly caught up with their expectations, at least for now.

“Bullish analysts have significantly increased their price targets following Teradyne's third-quarter results, with targets rising to as high as $205. This is driven by the inflection of AI-enabled semiconductor test demand and upside potential in the coming years.”

Read the complete narrative.

Think Teradyne’s earnings story ends here? Not so fast. The growth assumptions behind this price are bold, with future profits and margins set to push boundaries as automation advances. Discover exactly what’s fueling these high expectations and see the quantified drivers that could impact your view.

Result: Fair Value of $184.69 (ABOUT RIGHT)

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

However, ongoing uncertainty around tariffs and fluctuating robotics demand could still challenge Teradyne’s current growth assumptions. This may keep investor sentiment in check.

Find out about the key risks to this Teradyne narrative.

Another View: What Do Valuation Ratios Suggest?

When comparing Teradyne’s price-to-earnings ratio of 64.3x to its industry’s 36.1x average, its peer group’s 32.1x, and even the fair ratio of 38.4x, the stock comes across as expensive. This sizable gap implies increased valuation risk. Is the current optimism justified, or could expectations be running ahead of fundamentals?

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

NasdaqGS:TER PE Ratio as at Nov 2025

Build Your Own Teradyne Narrative

If you prefer to dig into the numbers yourself or want to test your own outlook for Teradyne, you can put together your own narrative in just a few minutes. Do it your way.

A good starting point is our analysis highlighting 1 key reward investors are optimistic about regarding Teradyne.

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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.

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