Eight of the 10 most valued domestic firms together added Rs 3.28 lakh crore to their market valuation last week, with blue-chips Tata Consultancy Services, Hindustan Unilever and Reliance Industries emerging as the biggest winners. In an eventful week, the BSE benchmark jumped 2,732.05 points or 3.69 per cent. The 30-share BSE Sensex jumped 1,720.8 points or 2.29 per cent to hit a new record peak of 76,795.31 in intra-day trade on Friday. The benchmark ended at a record high of 76,693.36, up 1,618.85 points or 2.16 per cent. From the top-10 pack, Reliance Industries, Tata Consultancy Services (TCS), HDFC Bank, Bharti Airtel, ICICI Bank, Infosys, Hindustan Unilever (HUL) and ITC were the gainers. These companies added a total of Rs 3,28,116.58 crore to their market valuations. State Bank of India and Life Insurance Corporation of India (LIC) were the laggards from the top-10 pack. The market valuation of TCS zoomed Rs 80,828.08 crore to Rs 14,08,485.29 crore, emerging as the bigge