The benchmark Korea Composite Stock Price Index retreated 16.51 points, or 0.6 percent, to trade at 2,713.47 points as of 9:15 a.m.
Most large caps traded lower in Seoul, with market bellwether Samsung Electronics sliding 0.43 percent and No. 2 chipmaker SK hynix trading flat.
Internet portal operator Naver shed 2.25 percent, battery heavyweight LG Energy Solution slid 0.57 percent, and leading carmaker Hyundai Motor declined 0.86 percent.
The local currency was trading at 1,224.3 won against the US dollar, down 5.5 won from the previous session’s close. (Yonhap)