The zone of 11,600-11,650 is acting as a strong hurdle for the index as per the concept of change in polarity. Going ahead, only a sustainable move above this area could trigger a possibility of the upmove. Till then, Nifty is expected to oscillate in the 11,426-11,650 range for a few more days before taking a direction. Stocks in news: Tata Steel, Indusind Bank, BHEL, FEL, Allahabad Bank, Adani Ports.