Dhaka, Nov. 25 -- The Small Capital Platform Index -- DSMEX -- plummeted 40 per cent or 898 points to 1,346 over the three months to November 23 after the securities regulator had revised the minimum investment to Tk 3 million from Tk 2 million for trading on the board.

The policy change, if implemented, would have required investors to increase their portfolio in three months through the third week of December to stay eligible for trading on the platform.

The regulator in its September 21 directive also said that if the minimum investment criterion was not met, investors would have to leave the board by selling off their securities. But a High Court stay order more than a week ago has kept the matter hanging.

By the time the stay orde...