The Nifty index retains a positive bias but with a bearish inclination due to a higher number of declining stocks compared to advancing stocks.Top gainers include ICICI Bank and Grasim Industries, while Wipro and HCL Technologies are the top losers.All mid- and small-cap indices are in the red, indicating a broader bearish trend for the day.Nifty IT is the weakest sector, with a decline of 2.2 percent, while Nifty Pharma and Nifty Private Bank are the top gainers.