Teradyne Stock Surges, Reaches New Highs on Robust Q4 Earnings - TDOC

[Para 1: The Lead] Teradyne Inc. (NASDAQ: TDOC) stock surged to new heights on Tuesday, February 7, 2026, following the release of its Q4 earnings report. The company reported a 25% increase in revenue to $1.2 billion and a 30% jump in earnings per share to $1.50, exceeding Wall Street estimates. This strong performance is driving the stock up 12% to $150 per share, its highest since 2018. [Para 2-3: Supporting details & Context] The surge is attributed to a 20% growth in semiconductor test equipment sales and a 15% increase in software and services revenue. Teradyne's focus on expanding its AI-driven semiconductor testing solutions has been a key driver of this growth. Analysts are optimistic, with one stating, "Teradyne's strategic focus on AI and semiconductor testing is paying off, and we expect this trend to continue." The stock's performance is also being positively impacted by the ongoing semiconductor industry boom.