Many investors and traders might have been curious to know what went wrong in the well know pharmaceutical company Wockhardt Ltd and why it's stock fell like nine pins in the past couple of months. The main reason for the fall is valuation bubble burst. Investors are paying the price of irrational exuberance as Wockhardt continue to crash from the peak of 2170 made in March this year. The stock has fallen 70% since then and has lost around 17000 crores of market value in 4 months . As on 24th July the stock closed at Rs.660 and has a market value of Rs.7244 crores.