Summary · why it matters
Global chip stocks extended their rebound on Tuesday, building on Monday's recovery from last week's broad selloff. In Taiwan, TSMC gained 3.9%, Foxconn added 4.9%, and MediaTek jumped 9.9%, lifting the Taiex 4.2% toward its best day since May. South Korea's Kospi rose 3.6% as Samsung Electronics and SK Hynix climbed 6.2% and 4.1%, while Japan's Kioxia rallied over 17% and Advantest rose 7.7%. In Hong Kong, SMIC and Hua Hong Grace Semiconductor surged 8.2% and 20%. U.S. premarket trading saw Micron up 5.9%, SanDisk up 7.7%, and Seagate up 5%, with Western Digital, Intel, AMD, and Nvidia also advancing. European semiconductor firms ASML, ASM International, BE Semiconductor, and Infineon Technologies posted gains of 2.7% to 4.4%. The rebound came despite Alibaba unveiling its Qwen3.8 Max large-language model, which markets largely shrugged off, unlike Friday's selloff triggered by Moonshot AI's Kimi K3 model.