BSE Sensex edges higher; Tata Power rises

Reuters Market Eye - The BSE Sensex and the Nifty are up around 0.2 percent each, tracking positive Asian stocks. However, broader sentiment is cautious ahead of the expiry of monthly derivative contracts later in the day.

Continued buying by foreign institutional investors buoy blue chips: Oil and Natural Gas Corp is up 2.3 percent, while Bharti Airtel gains 1 percent.

Tata Power gains 3.5 percent.

Foreign institutional investors were buyers of 4.07 billion rupees worth of shares on Tuesday, marking a seventh consecutive session of purchases, exchange data showed.