Teradyne Stock Soars 66% in 2026 as AI Chip Testing Demand Surges

Quick Read Teradyne (TER) surged 66% year-to-date. It’s the second-best performing stock in the entire S&P 500 in 2026. Q4 revenue hit $1.08B versus $983M estimate. AI chip testing represents over 60% of Teradyne revenue. Management expects AI to reach 70% in Q1 2026. Teradyne guided Q1 revenue to $1.15B to $1.25B. Management warned of lumpiness in AI infrastructure spending patterns. A recent study identified one single habit that doubled Americans’ retirement savings and moved retirement from dre ...