The benchmark Korea Composite Stock Price Index gained 30-point-46 points, or zero-point-65 percent, on Wednesday to close at four-thousand-723-point-one.
 
The tech-heavy KOSDAQ fell six-point-eight points, or zero-point-72 percent, to close at 942-point-18.
 
The South Korean won weakened against the U.S. dollar by three-point-eight won, trading at one-thousand-477-point-five won as of 3:30 p.m.