PDF Solutions (PDFS) just reported record revenue for the fourth quarter and full year 2025, along with earnings per share that came in ahead of analyst expectations, and paired those results with 2026 revenue guidance.

The market seems to be reacting positively to the earnings beat and 2026 guidance, with a 1 day share price return of 4.92% and 7 day share price return of 15.89% lifting the stock to US$33.69. However, the 1 year total shareholder return of 46.61% contrasts with a 3 year total shareholder return decline of 9.87%, suggesting momentum has picked up recently after a weaker stretch.

If this earnings jump has you looking beyond a single name, it could be a good moment to scan 34 AI infrastructure stocks that may benefit from similar semiconductor and AI related spending trends.

With record 2025 revenue, fresh contracts tied to its expanded platform, and management guiding to 20% revenue growth in 2026, is PDF Solutions still trading at a reasonable entry point or has the market already priced in that future growth?

Most Popular Narrative: 3.1% Undervalued

With PDF Solutions last closing at $33.69 against a narrative fair value of $34.75, the current price sits just under that widely followed estimate, which is built on detailed revenue, margin, and discount rate assumptions.

Cross-selling opportunities stemming from recent product integrations (for example, combining secureWISE and DEX for secure, real-time data collaboration) and partnerships with industry leaders (SAP, Advantest, Intel) are expanding PDF's addressable market and setting a foundation for long-term recurring revenue growth.

Curious what kind of revenue path, margin lift, and earnings profile need to line up to support that fair value and beyond? The most followed narrative leans heavily on recurring analytics demand, higher profitability over time, and a required return near the low teens. The full set of assumptions is where the story really gets interesting.

Result: Fair Value of $34.75 (UNDERVALUED)

However, there are still real swing factors, including heavy R&D and capex spending, as well as reliance on large customers, that could challenge this upbeat, backlog-driven narrative.

Build Your Own PDF Solutions Narrative

If you look at the numbers and reach a different conclusion, or simply prefer to test your own assumptions, you can build a complete story in just a few minutes, starting with Do it your way.

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

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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.