TRADING HEAVY; STOCK PRICES GAIN ON LAST DAY OF WEEKLY TRADING Kathmandu, 6 Sept. Stock prices gained Thursday on the last day of weekly five-day trading. Nepse closed at 408.44 points after gaining 1.08 points or 0.26 percent on the sensitive index. Trading was heavy Altogether 380,787shares were traded for Rs.77.843 million in 1762 transactions. nnnn