Expect 15-20% upside for HDFC Bank post Q4 result: Angel Broking

With net profit up 20.2 percent at Rs 3,374.2 crore in Q4 against Rs 2,806.9 crore year-on-year (YoY), HDFC Bank posted in-line results.Speaking to CNBC-TV18, Siddharth Purohit of Angel Broking, says there has been marginal improvement in gross non-performing loans (NPL) level and significant growth in net interest margins (NIMs). He expects 15-20 percent upside for the stock going forward. Backing Purohit, Ravikant Bhat of IDBI Capital, says there could be a further upside and an earnings upgrade for HDFC Bank. Bhat says the loan book growth has been biggest contributor in the bank's results. Bhat has a target price of Rs 1,224 on the stock.Transcript to follow