The Colombo Stock Exchange closed with slight gains on Wednesday, according to its site data. The broader All Share Index (ASPI) edged up 0.01 percent, or 1.08 points, closing at 11,294. Meanwhile, the more liquid S&P SL20 Index fell 0.09 percent, or 2.91 points, ending at 3,223. Turnover was recorded at 320 million, marking the