MUMBAI: TCS will buy back about Rs 17,000-crore worth of its own stock, a bullish sign amid a volatile macroeconomic environment. It will buy up to 4 crore shares, representing 1.1% of its equity capital, at Rs 4,150 apiece, it announced as part of its second quarter earnings. The buyback price is at a premium of 15% to TCS's stock trading rate of Rs 3,610 on the BSE on Wednesday. However, it was below street expectations and lower than the company's 2022 buyback price of Rs 4,500 a...