Share prices on the Taiwan stock market closed lower Wednesday, with the weighted index down 38.78 points, or 0.51 percent at 7,560.03, according to news reaching here from Taipei. The market opened up at 7,639.72 and moved between 7,530.41 and 7,656.95 during the day's trading, with 4.00 billion shares changing hands on a total turnover of 119.64 billion New Taiwan dollars (3.76 billion U.S. dollars). Losers outnumbered gainers by 2,166 to 944, and 236 stocks remained unchanged. 