The benchmark indices opened flat amid mixed global cues. At 9:16 IST, Sensex stood at 44,350, up 0.21%. Nifty added 26 points, or 0.21%, to 13,013. GAIL, Britannia among the top gainers of Nifty; Hindalco, JSW Steel among the top losers. About 1114 stocks trading positive and nearly 454 stocks in decline (NSE).