CANADA - 2025/03/10: In this photo illustration, the Teradyne logo is seen displayed on a smartphone screen. (Photo Illustration by Thomas Fuller/SOPA Images/LightRocket via Getty Images)SOPA Images/LightRocket via Getty ImagesTeradyne (TER)’s stock increased by 51%, driven more by a remarkable increase in investor confidence than by revenue increases and margin declines. Stimulated by demand for AI, consistent earnings surpasses, and an optimistic analyst forecast, the surge suggests confidence that extend ...