NEW DELHI: Telecom stocks Sterlite Technologies (up 1.95 per cent), Bharti Infratel (up 1.58 per cent), Bharti Airtel (up 0.72 per cent) and Idea Cellular (up 0.59 per cent) were trading up in Wednesday's trade, keeping the BSE Telecom index up.

The S&P BSE Telecom index was trading 0.80 per cent up at 1,592 around 10:45 am (IST).

However, some telecom stocks, including Tata Teleservices (Maharashtra) (down 2.16 per cent), Reliance Communications (down 1.12 per cent), Tata Communications (down 0.88 per cent), GTL Infrastructure (down 0.64 per cent), Vindhya Telelinks (down 0.59 per cent) and Aksh Optifibre (down 0.16 per cent) were in the red around that time.

Benchmark NSE Nifty50 index was 7 points down at 10,233, while Sensex was 5 points down at 33,223.

Among the 50 stocks in the Nifty50 index, 21 were trading in the green, while 29 were in the red.

Oil and Natural Gas Corporation, Reliance Industries, Bharti Airtel, Tata Consultancy Services, Dr Reddy's Lab and Mahindra & Mahindra were among the gainers in the Sensex index.

On the contrary, ICICI Bank, Adani Ports, Power Grid Corporation, ITC, Tata Steel and State Bank of India were among the losers.