S.Korean shares trim gains on retail selling

SEOUL, Dec. 26 (Xinhua) — South Korean shares trimmed earlier gains to close almost unchanged on Wednesday as retail investors offloaded stocks ahead of the ex-dividend date. The benchmark Korea Composite Stock Price Index (KOSPI) edged up 0.43 point, or 0.02 percent, to close at 1,982.25. Trading volume stood at 420 million shares worth 3.