Samsung Electronics Co LtdSamsung slumped nearly 9%, dragging the Kospi Index down.
Shares of memory and AI-related stocks fell again in premarket trading on Thursday after South Korean peers SK hynix and Samsung Electronics tumbled for a second day despite strong earnings and outlook from Taiwan Semiconductor Manufacturing. SK hynix plummeted about 12% on the Korea Exchange, while Samsung slumped nearly 9%, dragging the Kospi Index down about 6.37%. TSM raised its 2026 revenue growth outlook for the second time this year and announced plans to invest an additional $100 billion to expand U.S. chipmaking capacity, bringing its total investment plan to $265 billion, yet its stock fell about 4%. American memory giant Micron Technology fell nearly 3% premarket, Western Digital slumped about 5%, Seagate Technology fell nearly 4%, and Sandisk tumbled about 6%. AI chipmaker Nvidia dipped about 1%, while Advanced Micro Devices declined nearly 3%, Broadcom and Qualcomm each fell about 2%, and chip equipment makers Lam Research, Applied Materials, KLA, and ASML each fell around 2%.
Samsung Electronics Co LtdSamsung slumped nearly 9%, dragging the Kospi Index down.
NVIDIA CorporationAI chipmaker Nvidia dips about 1% amid broad AI-related stock decline.
Advanced Micro Devices IncAMD declines nearly 3% amid broad AI chip selloff; weak demand sentiment.
Broadcom IncBroadcom falls about 2% as AI chip stocks slump; demand concerns.
Applied Opt
Apple Inc.
Arista Networks
Arm Holdings plc American Depositary Shares
Cerebras Systems Inc. Class A Common Stock
Ciena Corp
Coherent Inc
Lumentum Holdings Inc
Lattice Semiconductor Corporation
Marvell Technology Group Ltd
SK Hynix IncSK hynix plummeted about 12% on the Korea Exchange, leading memory stock declines.
Taiwan Semiconductor Manufacturing Co. Ltd.TSM raised 2026 revenue outlook and announced $100B additional investment, yet stock fell about 4%.
Micron Technology IncMemory stocks fall as SK hynix and Samsung slump, dragging Micron down nearly 3% premarket.
Sandisk CorpSandisk tumbles about 6% premarket as memory stocks slump.
Qualcomm IncorporatedQualcomm falls about 2% as chip stocks broadly decline.
Applied Materials IncMemory and AI chip stocks fall, dragging equipment makers; weak demand signals for chip equipment.
ASML Holding N.V.Chip equipment maker ASML fell about 2% amid broad AI and chip stock declines.
KLA CorporationKLA falls about 2% as chip equipment stocks decline; weak demand outlook.
Lam Research CorpLam Research falls about 2% amid broad chip equipment selloff; demand weakness.
Analog Devices Inc
Globalfoundries Inc
Intel Corporation
Texas Instruments Incorporated
Seagate Technology PLCSeagate falls nearly 4% premarket amid memory and AI stock sell-off.
Western Digital CorporationMemory sector weakness drags Western Digital, a memory maker, lower despite TSM's strong results.
Celestica Inc.
Cisco Systems Inc
Corning Incorporated