The Korea Composite Stock Price Index (KOSPI) began Thursday’s session down 1.82%.
Samsung Electronics fell 3%, while SK Hynix dropped 6%; both declines exceeded the benchmark’s. The KOSPI is South Korea’s benchmark stock index.
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The two chipmakers’ opening losses exceeded the benchmark’s decline.

The Korea Composite Stock Price Index (KOSPI) began Thursday’s session down 1.82%.
Samsung Electronics fell 3%, while SK Hynix dropped 6%; both declines exceeded the benchmark’s. The KOSPI is South Korea’s benchmark stock index.
Samsung Electronics rose 3.6%, while the KOSPI advanced 2.43% at the Nov. 4 open.
Japan’s Nikkei 225 finished at 63,290.11, a decline of 2.12%.
A separate opening snapshot at 7:02 p.m. ET showed the Korea Composite Stock Price Index (KOSPI) down 1.82%, with SK Hynix shares down 6%.