If you know what hes buying, you wouldnt bet against this man. If you do, be afraid. Or, be prepared to lose your lifes savings. On January 10, when the Income-Tax authorities carried out a check at his offices, Nabheram Harakchand Securities - better known as NH Securities - the market crashed 222 points, wiping out around Rs 40,000 crore in market capitalisation in a single day. Two days later, on Wednesday, as the taxmans shadow over him receded, the Sensex bounced back by 194 points to 5491.