Amitabh Bachchan's stock value in Just Dial has shot up by a whopping 10,190%, rising from an initial investment of Rs.6.27-lakh(Rs.10/share) to Rs.6.45-crore(Rs.1028/share on Friday), in a span of just 4-months. Bachchan's endorsement saw the IPO getting oversubscribed 11.6-times. The company sold nearly 1.75-crore shares when the IPO opened in May; Bachchan was not among those selling their shares.