The Mukesh Ambani-led Reliance Industries Ltd (RIL) made the biggest contribution to the list by contributing Rs 26,281 crore, taking its total market capitalisation (m-cap) to Rs 3,47,799 crore for the week ended November 14. RIL shares surged by 8.17 per cent during the week to close at Rs 2,116.70 on the BSE on Friday.

The petrochemical conglomerate had a market valuation of Rs 3,21,517.51 crore for the week ended November 7.

The country's largest private sector company is followed by the state-run oil major ONGC which added Rs 5,197 crore to its m-cap, helping it end the week with a market valuation of Rs 2,53,135.26 crore.

However, the state-run trading behemoth MMTC and private telecom services provider Bharti Airtel together lost Rs 7,615.65 crore from their market value.