Shares of HDFC Bank fell 6.5 per cent this week; here's why Shares of HDFC Bank fell 6.5 per cent this week; here's why The second largest decline in HDFC Bank’s share price this year occurred yesterday, following the one in May 2023, with a drop of 5.9 per cent on this specific day. Rakesh Deshmukh / Thursday, September 21, 2023 / Article rating: 4.3 In terms of market capitalization, it experienced a loss of approximately Rs 49,355 crore on September 20, which marked the second-largest decline, going from Rs 12,34,104 crore to Rs 11,84,749 crore.