Teradyne reports Q1 revenue and profit beats; stock falls in extended trading

Teradyne reported first-quarter 2026 results after the market close on April 28, beating expectations on both revenue and profit.

The company said revenue was $1.282 billion and non-GAAP EPS was $2.56. Teradyne said the quarter benefited from AI-related demand across compute segments and memory.

Despite the beat, several market reports said the stock fell in extended trading after the announcement. Benzinga described the shares as down after the release, while Investing.com noted the stock had already fallen ahead of the report.

The company’s results suggest strong demand in key end markets, but the post-close reaction shows investors were looking beyond the headline numbers. That often means guidance, margins or the outlook carried as much weight as the quarter itself.

The immediate question is how Teradyne’s full-year commentary is interpreted once the market digests the release. For now, the company delivered a solid quarter, but the stock did not reward it after hours.