Business Market this week: Sensex, Nifty post minor gains; Vedanta, ONGC among top gainers, TCS, Kotak top losers Updated : February 22, 2019 08:04 PM IST Indian Oil gained 9.9 percent on reports that the company has signed a $1,500 billion deal to buy oil from the US. Among losers, Tata Consultancy Services fell more than 5 percent likely on profit-booking. 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.