Comerica Inc (CMA)
Last Change % Change Open High Low
34.05  0.63   1.85   33.82   34.27   33.37  

Feb 2010  Mar 2010  Apr 2010  Jul 2010  Jan 2011  Jan 2012  
Call Strike Put
Sym Last Chge Vol Open Int   Sym Last Chge Vol Open Int
CMA B 22.5 10.30 0.00 0 22  22.50 CMA N 22.5 N/A N/A N/A N/A 
CMA B 25 7.12 0.00 0 20  25.00 CMA N 25 0.10 0.00 0 183 
CMA B 27.5 7.60 0.00 0 33  27.50 CMA N 27.5 0.05 0.06 600 1425 
CMA B 30 3.20 0.00 0 515  30.00 CMA N 30 0.20 0.00 0 4133 
CMA B 32.5 2.00 0.05 200 2894  32.50 CMA N 32.5 0.61 0.00 0 2177 
CMA B 35 0.45 0.10 1,032 5047  35.00 CMA N 35 2.15 0.00 0 5831 
CMA B 37.5 0.11 0.24 5 1158  37.50 CMA N 37.5 3.10 0.00 0 288 
CMA B 40 0.04 0.11 5 383  40.00 CMA N 40 4.90 0.00 0 12 
CMA B 45 N/A N/A N/A N/A  45.00 CMA N 45 9.80 0.00 0 41 
CMA B 50 0.05 0.00 0 50.00 CMA N 50 14.50 0.00 0
CMA B 55 0.05 0.00 0 55.00 CMA N 55 N/A N/A N/A N/A