South Korean stocks finished 0.69 percent lower on Friday as investors took profits ahead of U.S. job reports and lingering economic uncertainties, analysts said. The local currency fell against the U.S. dollar. After volatile trading, the benchmark Korea Composite Stock Price Index (KOSPI) fell 12.95 points to 1,867.75, snapping a six-session winning streak. Trading volume was moderate at 426 million shares worth 5.13 trillion won (US$4.83 billion) with losers leading gainers 517 to 297.