Bitcoin diverges from South Korean stocks as AI concerns deepen the Kospi selloff
Reported by CoinDesk · AI-assisted summary by ChikoCorp AI News Desk

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Summary
South Korea’s KOSPI stock index fell 5.5%, about 38% below its June peak, while bitcoin climbed from roughly $58,000 to $87,000. Bitcoin and the KOSPI have a moderately negative 20-week rolling correlation of -0.41, showing divergent trends. The selloff was influenced by Broadcom CEO Hock Tan’s warnings about speculative AI investing and competitive pressures on chip stocks from Chinese firm CXMT.
Why it matters
This divergence suggests bitcoin might benefit as investors pull back from AI-focused chip stocks, though the negative correlation does not prove money is moving directly between these assets. The selloff highlights investor concerns about returns on AI infrastructure investments and competitive threats to established chipmakers, which could influence market dynamics.
Key context
The KOSPI peaked recently before undergoing a sharp decline, while bitcoin had bottomed near the same time and then rebounded strongly. Comments from Broadcom’s CEO comparing speculative AI investing to gambling have intensified worries about the chip industry’s profitability. Advances by Chinese memory-chip producer CXMT have increased fears about margin pressure on major players like SK Hynix and Samsung Electronics.
Key numbers and entities
The KOSPI fell 5.5% and is 38% below its June high. Bitcoin recovered from about $58,000 to $87,000. Broadcom (AVGO) CEO Hock Tan criticized speculative AI investing. SK Hynix and Samsung Electronics shares dropped roughly 10% and 7% respectively. US chipmakers Micron Technology (MU) and SanDisk (SNDK) fell about 3% in premarket trading.
What remains unclear
The source does not establish whether capital is actively rotating between South Korean stocks and bitcoin. It also does not detail how broad or sustained these market trends might be beyond the immediate selloff and rebound.