Investor wealth jumped by Rs 2 lakh crore on Tuesday as markets returned to winning ways after four straight sessions of losses. The BSE sensex soared 748.31 points or 2.03 per cent to close at 37,687.91. Helped by robust buying sentiment, the market capitalisation of BSE-listed companies increased Rs 2,08,395.53 crore to stand at Rs 1,48,23,563.81 crore.