Mumbai (Maharashtra) [India], December 26 (ANI): The Indian stock markets on Thursday closed flat after a volatile session, driven by lack of major domestic or global triggers. At the close of the trading session, the Nifty 50 at National Stock Exchange (NSE) ended at 23,750.20, up about 22 points, or 0.1 per cent up and BSE Sensex closed at 78,472.48, down 0.39 points in the red.Adani Ports, Shriram Finance, MM, SBI Life