Nifty on Friday opened at 9544.95, 357 points down from its previous close of 9902. With everyone expecting it sink further given what had happened in the U.S markets, the market saw extensive buying and rebounded from its lows to close at 9972.90 recovering almost 400 points intraday.

The derivatives data for the week shows highest call writing at the strike of 10000 with OI of 17,37,825 & 20,69,775 in monthly contracts and highest put writing at 9500 which holds OI of 23,01,600, the broad range seems to be 9900-9200 for the week, with strong support at 9500 and resistance at 9200.