pozen 12.50's at 17.50 & 20.00 = 5.94 & 8.10 respectively, using same volatility and only changing the days to expiry to 18.....WOWOW images.investorshub.advfn.com/images/uploads/2010/5/1/wfstbp1750.gif images.investorshub.advfn.com/images/uploads/2010/5/1/cxxhip20.gif