South Korea’s KOSPI rose 63.01 points, or 0.90%, to 7,080.92 on Sept. 23, the final trading session before the Chuseok holiday. The index opened at 7,153.99, briefly moved above 7,150 and then surrendered much of its advance as investors took profits and foreign selling increased. Samsung Electronics gained 3.07% and SK hynix rose 1.25%, helping lead a large-cap semiconductor rally. In the closing account, institutions bought a net 421 billion won, foreign investors sold 504.7 billion won and retail investors bought 62 billion won. The KOSDAQ rose 8.21 points, or 0.98%, to 844.48, while the won ended at 1,358.4 per dollar.