South Korea’s KOSPI and KOSDAQ Trigger Circuit Breakers as AI Data Center Fears Hit Chip Stocks

The simultaneous circuit breakers on both Korean boards show how directly political risk in the US now transmits into Asian semiconductor valuations — a midterm outcome is being priced as a demand-side threat to AI infrastructure buildout. Memory makers like Samsung and SK Hynix sit at the sharpest point of that exposure, since data center approvals feed directly into their order books. The open question is whether the Texas moratorium remains rhetoric or becomes policy; until that clarifies, Korean chip names look likely to trade as a proxy for US data center politics rather than on their own fundamentals.