Infosys' shares jumped as much as 1.7 per cent on Tuesday as the shareholders of India's second-biggest IT firm have approved a Rs 13,000 crore ($1.99 billion) buyback plan.

The stock opened Rs 940, touched an intraday high of Rs 945.85 and a low of Rs 929.10 on the BSE. The IT major shares ended higher by 1.29 per cent at Rs 935.60 on the BSE. On the NSE, the stock closed up by 1.22 per cent at Rs 935.15.

The company said in a regulatory filing that as per the results of postal ballot, the special resolution for up to Rs 13,000 crore buyback offer has also been approved by the shareholders with 98 per cent voting in favour.

There was 100 per cent voting in favour of the proposal to appoint Nilekani as a non-executive, non-independent director and the chairman of the board by the promoter group and institutional investors. About 99 per cent by retail investors voting was in favour of the appointment, the filing said.