Paytm shares fall 55% since RBI's action - Time to buy?

Ever since the Reserve Bank of India (RBI) barred Paytm Payments Bank from taking in new customers after compliance lapses were found in its KYC process, shares of the Paytm operator, One 97 Communications Limited, has been on a free fall. Since RBI's action on January 31, Paytm shares have tumbled about 55 per cent.