Futures spreads grew by 122 basis points to reach 12.72 per cent at the end of last week. During the week under review, the average trading turnover grew by 5.6 percent to 28.15 million shares from the previous 26.66 million shares. The value of the shares traded averaged on Rs 3.244 billion, marking a rise of 25 percent as compared to Rs 2.596 billion.