Stocks surged yesterday on the back of a buying spree from retail investors. The DSEX, the benchmark index of Dhaka Stock Exchange, soared 32.83 points, or 0.82 per cent, to close at 4,034.65. This is the highest single-day increase since May 31 when the index rose 51 points. "This is a significant jump because more than 100 stocks rose. This has happened for the first time