Following a turbulent session on Thursday, the major equity indices concluded the day with big gains. Banks, metals, and financials rose but FMCG stocks fell. NSE's monthly F&O contracts expired today, causing trading to be turbulent. InterGlobe Aviation's stock (Indigo Airline) increased by 10.51 per cent. The stock of ITI rocketed by 18.55 per cent. The company's consolidated net profit rose by 78.33 per cent. Also, the shares of Torrent Pharmaceuticals' soared 10.16 per cent.