Global Semiconductor Selloff Deepens on AI Anxiety and Rising Chinese Competition

Yahoo Finance ·

Equities of American and European semiconductor manufacturers slumped on Tuesday, October 13, 2026, as a broader tech selloff intensified amid growing doubts over the sustainability of artificial intelligence investments and escalating competitive pressures. During U.S. premarket sessions, Micron retreated by 2.3%, while Marvell Technology and SanDisk both dropped over 2%. Western Digital plummeted nearly 4%, and AMD alongside Broadcom each dipped roughly 1%. European chip stocks faced even steeper declines, with STMicroelectronics dropping 2.6%, Soitec and Infineon slipping over 1%, and Technoprobe falling 2.6%. Siltronic, Aixtron, and ASM International also registered losses, while equipment giants ASML and BE Semiconductor each shed more than 1%. These downward movements followed massive selloffs across Asian markets, where SK Hynix plunged 10%, Samsung Electronics dropped 7.4%, and Tokyo-listed Kioxia slumped as much as 13.3%. SoftBank Group sank 8.5%, dragging down Japanese technology shares. This came on the heels of a weak Wall Street session where the Nasdaq Composite fell 0.44% on Monday, driven partly by concerns over China's ChangXin Memory Technologies advancing new memory architectures.

AI 시장 분석

Global semiconductor stocks plummeted due to concerns over the sustainability of AI investments and intensifying competition from China. In the US market, Micron fell 3.9%, while AMD and Broadcom also declined; in Asian markets, SK Hynix plunged 10% and Samsung Electronics dropped 7.4%. This reflects worries about oversupply and heightened competition, such as China's CXMT developing a new chip architecture. Investors should be mindful of short-term volatility in the semiconductor sector and verify AI earnings visibility.

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DYAX 전담 분석

Downward pressure is acting across the global semiconductor value chain as doubts over AI investment profitability coincide with technological advances by China's CXMT. Share price declines in major memory semiconductor companies, such as Micron (-3.9%) and SK Hynix (-10%), directly reflect worries about a peak in earnings.

The bullish scenario is that big tech's future AI CapEx exceeds expectations and is proven by earnings, while the bearish scenario is that China's low-price offensive overlaps with demand slowdown, causing a further multiple contraction. Key indicators include AI server demand, memory price trends, and shipment data from Chinese semiconductor companies.

AI가 생성한 분석으로 투자 자문이 아닙니다.

DYAX Investor Sentiment

Bullish (Long) 26% · Bearish (Short) 74%

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