India, March 12 -- Private lender IndusInd Bank saw its shares plummet 27.2% on Tuesday, wiping out nearly Rs.19,000 crore in market capitalisation after the bank disclosed discrepancies in its derivatives portfolio. The bank on Monday said it had identified inconsistencies in its derivatives accounting. The discrepancies involve derivatives used as hedges against foreign currency deposits or borrowings that needed conversion to Indian rupees. According to estimates, the financial impact could reach approximately Rs.1,530 crore. P12...