Feng Huang Wang·2025-09-23 10:51Core Viewpoint - Nvidia announced plans to invest $100 billion in OpenAI, leading to a rise in major tech stocks globally [1] Group 1: Stock Performance - TSMC, which manufactures chips for Nvidia, saw its stock rise by 3.5% [1] - SK Hynix, a supplier of high-bandwidth memory chips for Nvidia, experienced a stock increase of over 2.5% [1] - Samsung's stock rose by 1.4%, with market expectations that it will soon receive approval to supply high-bandwidth memory chips to Nvidia [1] - Tokyo Electron, a semiconductor equipment supplier in Japan, saw its stock increase by 3.87% [1] Group 2: European Market Reaction - European chip stocks showed mixed performance, with STMicroelectronics, Infineon, and BE Semiconductor stocks rising [1] - ASM International projected that its fourth-quarter revenue would be below previous expectations, causing its stock to drop nearly 1% [1] - The decline in ASM International's stock negatively impacted other chip equipment companies, including ASML, which saw its stock rise by less than 1% [1]