South Korea's Kospi rebounded in early trading on September 3 after plunging nearly 4% the previous session on renewed hostilities between the United States and Iran. The index rose 74.57 points, or 1.14%, to 6,637.29 at 9:04 a.m., with retail investors buying 90.1 billion won while foreign and institutional investors sold 66.3 billion won and 42 billion won, respectively. Large-cap stocks including Samsung Electronics, SK Hynix, Samsung C&T, Samsung Life Insurance, SK Square and Samsung Electro-Mechanics advanced. The Kosdaq gained 0.81% to 810.50, also led by retail buying. The won traded at 1,359.8 per dollar. The rebound followed a 273.08-point Kospi drop on September 2, when foreign and institutional selling overwhelmed purchases by retail investors and Other Corporations. Global markets remained under pressure as oil prices rose, U.S. stocks fell and Treasury yields reached their highest level since January 2025, while investors awaited Broadcom's earnings and monitored semiconductor developments at Semicon Taiwan.