Chart shown here is the 23 days of 5800 CE, 5900CE, 6000CE, 6100CE, 6200CE, 6300CE, 6400CE historical Open Interest data during the entire Jan 2008 Session. The Blue bar is the open interest data & the red bar signifies the change in open interest data for a particular day/session. Black line is nothing but the Option strike price. When compared to Jan 2008 Open Interest built up the current Open Interest builtup these days is almost 4-5 times bigger. Nowadays it seems too much participation in options market
These charts often remind us that Naked longs in puts/calls are always dangerous.