Six of the top-10 BSE Sensex companies added Rs 21,339 crore to their market capitalisation (m-cap) last week, led by ONGC which alone gained over Rs 7,000 crore in value.

The six companies witnessed gains in their combined valuations amid a flat market which saw the BSE 30-scrip Sensex gaining 0.4 per cent from May 18-25.

Four companies — ITC, Infosys, HDFC Bank and NTPC — witnessed erosion in their M-cap totalling Rs 9,463 crore.

With an m-cap of Rs 2,19,961 crore, ONGC was the biggest gainer in terms of valuation. The state-owned company’s market value grew Rs 7,144 crore. During the trading week that ended on Friday, shares of the company soared over 3 per cent following a steep hike in petrol price.

After ONGC, CIL was the biggest gainer as its market worth climbed Rs 6,380 crore to Rs 1,97,860 crore.

The country’s biggest lender SBI saw its m-cap surge Rs 4,228 crore to Rs 1,34,544 crore, while TCS added Rs 1,977 crore taking its market value to Rs 2,39,084 crore.

Similarly, the m-cap of RIL rose by Rs 1,097 crore to Rs 2,26,598 crore, while Bharti’s value went up by Rs 513 crore to Rs 1,13,413 crore.


Among those who saw erosion in m—cap, FMCG major ITC saw its value plunge by Rs 5,825 crore to Rs 1,81,191 crore; NTPC’s slipped Rs 2,845 crore to Rs 1,16,920 crore; Infosys lost Rs 769 crore to end at Rs 1,36,207 crore and HDFC Bank shed Rs 24 crore to close with Rs 1,17,413 crore.

TCS retained the number one position on the top 10 list, while RIL was the second most valued company, followed by ONGC, CIL, ITC, Infosys, SBI, HDFC Bank, NTPC and Bharti.