Nifty Aug 5200 call added 2.94 lakh shares in OI, up 6.20% and 5300 call added 3.75 lakh shares in OI, up 8.22%. On the put side nifty Aug 5100 put added 7.64 lakh shares in OI, up15.87% and 5000 put added4.87 lakh in OI, up 6.83%. The put-call ratio of stock option decreases from 0.34 to 0.36 while put-call ratio of index option decreased from 1.19 to 1.27. On the whole the put call ratio was at 1.22.