Market Sensex, Nifty edge up led by Tech Mahindra, Reliance, TCS; midcaps outperform Updated : February 21, 2019 01:34 PM IST Tech Mahindra shares jumped as the IT firm's board of directors approved a share buyback plan of up to Rs 2,000 crore. Dewan Housing Finance Corp Ltd shares jumped more than 4 percent. Shares of Radico Khaitan cracked nearly 5 percent in early morning trade. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.