On September 23, Teradyne fell 3.62% in regular trading, trading at 384.7 USD/share, with turnover of approximately $66.26 million.

On the news front, the semiconductor equipment sector saw broad-based selling pressure on the day, dragging Teradyne lower despite recent positive company-specific developments. Within the Semiconductor Equipment industry, Lam Research fell 3.34%, KLA Corporation fell 3.03%, ASML Holding fell 2.17%, Applied Materials fell 1.88%, and AXT Inc fell 1.75%.

Notably, Teradyne had risen roughly 3% earlier in the week following the launch of its Iris 100 optical test platform, designed for high-volume MicroLED manufacturing. The company also recently announced a multi-year partnership with GS Microelectronics to develop a semiconductor testing center supporting AI and automotive applications. Teradyne is a global leader in automated test equipment and robotic solutions, with its semiconductor test division accounting for nearly 80% of total revenue and benefiting from AI-driven demand growth.

(The above content is based on publicly available market information, generated by a program or algorithm, and is intended solely as a stock movement alert. It does not constitute investment advice or a basis for trading decisions.)