Nifty Options Charts (Put) for the month of August 2011. The charts found below are for in-the-money contracts for expiry 25-Aug-2011.
You may also be interested in Nifty Call Charts for expiry 25-Aug-2011.
Nifty Chart for expiry 25-Aug-2011.
Nifty Options 4900 PA (Put) Chart for expiry 25-Aug-2011.
Nifty went downward after the US Debt Crisis, credit downgrade to AA+ and debt crisis in Europe as well. As a result, all the Put options spiked up.