The benchmark Korea Composite Stock Price Index gained five-point-74 points, or zero-point-14 percent, on Thursday to close at four-thousand-86-point-89.

The tech-heavy KOSDAQ fell ten-point-73 points, or one-point-19 percent, to close at 890-point-86.

The South Korean won strengthened against the U.S. dollar by five-point-two won to trade at one-thousand-426-point-five won as of 3:30 p.m.