Korean Stocks Tumble 6% on AI Capacity Fears

South Korean stocks experienced a sharp decline of 6% this week, with the benchmark KOSPI index falling significantly due to investor concerns about artificial intelligence (AI) capacity.

The selloff was largely triggered by Meta Platforms Inc.'s announcement of its intention to sell computing power. This move sparked worries among investors about potential oversupply in the AI sector, particularly impacting companies heavily reliant on semiconductor manufacturing.

Chipmakers, which form a substantial portion of South Korea's export-driven economy, bore the brunt of the market downturn. Investors re-evaluated the future demand for AI-related hardware, leading to a broad-based retreat in technology stocks. The uncertainty surrounding Meta's strategy and its implications for the broader AI infrastructure market contributed to the negative sentiment.

Analysts noted that while AI development continues to be a major growth driver, the market is becoming increasingly sensitive to the balance between supply and demand for the underlying computing resources. The Korean market's heavy weighting in semiconductors made it particularly vulnerable to these shifts in investor perception. The 6% drop represents one of the most significant single-day or weekly movements for the KOSPI in recent months, highlighting the immediate impact of these AI-centric concerns.