On October 1, Teradyne rose 3.02% overnight, trading at $413.0 per share, with turnover of $1.4934 million. The gain was driven by a confluence of new product catalysts and broad-based strength across the semiconductor equipment sector.

On the product front, Teradyne recently launched the Magnum E2 memory test system targeting DRAM and flash interfaces amid surging AI compute demand. Built on the company's near-DUT test architecture, the system supports both production and engineering configurations and integrates logic test capability to help clients consolidate test insertions and reduce program complexity. Earlier, the company also unveiled the Iris 100 optical test platform for high-volume microLED manufacturing and three new instruments for its UltraFLEXplus platform designed for AI and data center computing devices.

On the strategic front, Teradyne entered a multi-year partnership with GS Microelectronics to develop a semiconductor testing center accelerating engineering support for clients building devices across AI and automotive applications.

Within the Semiconductor Equipment sector, the rebound was broad-based. Among peers, Applied Materials rose 3.4%, Lam Research gained 3.31%, KLA Corporation advanced 3.19%, AXT Inc climbed 3.71%, and ASML Holding rose 1.63%.

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