The combined market valuation of top five Sensex companies tumbled by a whopping Rs 36,855.98 crore last week, with FMCG major ITC taking the steepest hit.

While ITC, RIL, ONGC, HDFC Bank and SBI suffered losses, others like TCS, Infosys, CIL, HDFC and ICICI Bank made gains.

The collective rise in m-cap made by the five gainers stood at Rs 17,275.46 crore.
The market capitalisation (m-cap) of ITC slumped Rs 27,728.9 crore to Rs 2,89,092.78 crore, the most among the top-10 firms.

Shares of ITC had tanked 8.27 per cent to Rs 361.25    on the BSE on Saturday following the Budget proposal to increase excise duty on cigarettes.

Meanwhile, ONGC's market valuation fell Rs 5,389.96 crore to Rs 2,78,010.65 crore and that of RIL tumbled Rs 2,264.86 crore to Rs 2,80,276.80 crore.

The m-cap of HDFC Bank fell by Rs 986.98 crore to Rs 2,67,528.62 crore. SBI lost Rs 485.28 crore to end the week with a m-cap of Rs 2,25,166.44 crore.

On the other hand, ICICI Bank added Rs 8,465.65 crore to Rs 2,00,251.65 crore in its market cap.

Similarly, the value of CIL surged by Rs 7,042.74 crore to Rs 2,48,770.01 crore, Infosys by Rs 1,211.64 crore to Rs 2,63,557.17 crore, HDFC by Rs 467.28 crore to Rs 2,10,158.79 crore and TCS by Rs 88.15 crore to Rs 5,24,018.50 crore.

In the ranking of top-10 firms, TCS retained its numero-uno position followed by ITC, RIL, ONGC, HDFC Bank, Infosys, CIL, SBI, HDFC and ICICI Bank.

Over the past week, the BSE benchmark Sensex ended with a gain of 130.09 points at 29,361.50.