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

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

Teradyne (NASDAQ:TER) is having a stellar start to 2026. The stock has surged 66.07% year-to-date, reaching $321.45. That’s more than four times the semiconductor sector benchmark’s 14.98% gain over the same period. Even more telling, Teradyne is now the second-best performing stock in the entire S&P 500. The only stock Teradyne’s trailing is Sandisk (Nasdaq: SNDK), which ... Teradyne Stock Soars 66% in 2026 as AI Chip Testing Demand Surges