Bharti Airtel shares rose as much as 7.5 per cent, a day after the announcement of its deal with Tata Teleservices. (File Photo)

Mumbai: Shares in Bharti Airtel, India’s top telecoms network operator, rose as much as 7.5 percent in early trade on Friday, a day after it announced the acquisition of the Tata conglomerate’s consumer mobile business almost free of charge.

The “debt-free (and) cash-free” deal with Tata Teleservices will boost Bharti Airtel’s subscriber base by over 40 million, and increase its airwaves in India.

Bharti shares were up 5.5 percent at 0345 GMT, outpacing a 0.35 percent gain in the NSE index. Shares in Tata Teleservices (Maharashtra) Ltd, a unit of Tata Teleservices, rose 9.1 percent.