The market valuation of HDFC Bank plummeted by Rs 99,835.27 crore to Rs 11,59,154.60 crore. Shares of the company fell by nearly 8 per cent last week. The valuation of Reliance Industries plunged Rs 71,715.6 crore to Rs 15,92,661.42 crore. The company's shares declined over 4 per cent past week. However, Hindustan Unilever added Rs 2,913.49 crore taking its valuation to Rs 5,83,239.04 crore. The mcap of TCS climbed Rs 1,024.53 crore to Rs 13,18,228.14 crore.