South Korean stocks plummeted more than 4 percent Wednesday amid escalating tensions between the United States and Iran and a tech slump fueled by concerns over the valuation of stocks related to artificial intelligence (AI). The local currency was trading lower against the U.S. dollar.

South Korean stocks soared by more than 8 percent Tuesday, sharply rebounding from the over 8 percent plunge the previous session, to reclaim the 8,000-point threshold, as risk-on sentiment prevailed amid a ceasefire between Israel and Iran and confidence over the artificial intelligence (AI) boom. The local currency sharply rose against the U.S. dollar.