What Do Plunging Shares Of Paytm, Policybazaar Mean?

Paytm's market capitalisation or its market value dropped by as much as Rs 56,233 crore after its disastrous market debut on Thursday, November 18, data from the BSE showed. Paytm shares have crashed by as much as 40 per cent from its IPO price, to hit a low of Rs 1,283 in just two trading sessions. Analysts have pointed at high valuations as the reason behind the spiralling downfall in the stock price. We speak to market experts on why share prices are falling after IPOs?