NEW DELHI: Oil & gas stocks Reliance Industries (up 1.60 per cent), Castrol India (up 1 per cent), Petronet LNG (up 0.87 per cent) and Indian Oil Corporation (up 0.87 per cent) were trading up in afternoon trade on Friday.

The S&P BSE Oil & Gas index was trading 0.68 per cent up at 15,769 around 01:40 pm (IST).

Shares of Oil India (up 0.74 per cent), Hindustan Petroleum Corporation (up 0.73 per cent), Indraprastha Gas (up 0.58 per cent), GAIL (India) (up 0.52 per cent) and Bharat Petroleum Corporation (up 0.50 per cent) were also in the green.

Shares of Oil and Natural Gas Corporation (down 0.59 per cent) were trading in the red around that time.

Benchmark BSE Sensex was 334 points up at 33,441, while the NSE Nifty50 index was 100 points up at 10,315.

Among the 51 stocks in the Nifty50 index, 35 were trading in the green, while 14 were in the red.

Cipla, ICICI Bank, HDFC, Tata Steel, State Bank of India, Bharti Airtel and Tata Motors were the top gainers in the Sensex index.

On the contrary, Infosys, Tata Consultancy Services, Wipro, Oil & Natural Gas Corporation and Hero MotoCorp were among the top losers.