Nifty 15min chart suggest from 13402 wave 1, 2, 3 are completed at 13597, 13447, and 13773 respectively. If wave 4 also completed at 13658 then wave 5 projection range is 13800-13887 but if wave 4 is still running then 13696-13648 is support range in which wave 4 can complete and then 5 will start. Nifty will be negative if trades below 13648. Overall 13800-13887 can be reversal range for nifty.