Strong writing in 4900 PE series seen in nifty yesterday with strong pullback from the lows. As of now 4900 holds the higher open interest among the series which indicates that currently option writers are confident of holding 4900 as a support zone. Earlier during the start of Oct option series 4800PE holds the higher open interest and now it shifts to 4900PE
Nifty 90 min charts
Also on the 90 min charts Nifty and Bank Nifty had turned to buy mode with supports coming around 4893 and 9444 respectively
Bank Nifty 90 min charts