Tata Consultancy Services (TCS), the country's largest information technology company by market value, on Wednesday reported net profit of Rs 9,769 crore for quarter ended December 2021, marking a sequential increase of 1.5 per cent on the back of mid to high teen growth in all industrial verticals. The company's board also approved a share buyback proposal worth Rs 18,000 crore in which the company will buy back its shares at Rs 4,500 per share, marking a premium of 16.66 per cent to today's closing price.