The market capitalisation of BSE-listed companies jumped to a lifetime peak of Rs 462.38 lakh crore on Wednesday helped by a four-day rally in benchmark indices. The 30-share BSE Sensex settled higher by 285.94 points or 0.35 per cent at 81,741.34 -- its all-time closing high. In the last four trading sessions, the BSE benchmark jumped 408.62 points or 0.50 per cent, making investors richer by Rs 5.45 lakh crore. Investors' wealth climbed Rs 5,45,337.02 crore in the past four days to reach a record high of Rs 4,62,38,008.35 crore (USD 5.52 trillion) on Wednesday. "Sebi's crackdown on Futures & Options trade is eminently desirable and can go a long way towards making the ongoing rally healthy and less speculative. "The irrational exuberance of the retail investors, particularly the newbies who entered market after the Covid crash, will do more harm than good to the overall market in the long run," V K Vijayakumar, Chief Investment Strategist at Geojit Financial Services, ...