KOSPI index extends decline to 3% as SK Hynix falls 7% and Samsung Electronics drops nearly 3%

On August 6, 2026, the KOSPI index continued to decline during trading, with its losses successively widening to 3%, 4%, and 5%. As of the morning trading session that day, the index had fallen as much as 5%, to 6,330.07 points. Earlier, when the decline had widened to 3%, the index was reported at 6,389.12 points.

Among individual stocks, SK Hynix shares fell more than 8% at one point, while Samsung Electronics declined over 4%. When the index's decline widened to 3%, SK Hynix was down about 7%, and Samsung Electronics had fallen nearly 3%.