The shares prices in Singapore jumped 78.87 point or 3.41 percent on Wednesday with the benchmark Straits Times Index (STI) closed at 2,389.42 points. Local dealers said that the increase reflects regional markets gains following earnings at U.S. bank Goldman Sachs. The overall volume stood at 1.79 billion shares worth 1.67 billion Singapore dollars (about 1.15 billion U.S. dollars). Gainers led losers by 427 to 116 with another 708 unchanged. On Tuesday, the STI rose 43.91 points or 1.94 percent to end at 2,310.55 points. 