Dun & Bradstreet Corp. (DNB) Options

Option Chain for Dun & Bradstreet Corp.  (DNB) 
$ 78.77   -0.75 (-0.94%) Volume: 320.15 k 4:01 PM EST Feb 10, 2012
After Hours:  $ 78.9916   0.2216 (+0.28%) Volume: 15.33 k 5:19 PM EST Feb 10, 2012
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Feb 12  |  Mar 12  |  May 12  |  Aug 12  |  All
Calls PD   Last Chg Bid Ask Volume Open Int Root Strike Puts PD   Last Chg Bid Ask Volume Open Int
Feb 18, 2012         0 0 DNB 50.00 Feb 18, 2012 0.30       0 48
Feb 18, 2012         0 0 DNB 55.00 Feb 18, 2012 1.95       0 52
Feb 18, 2012         0 0 DNB 60.00 Feb 18, 2012 1.70       0 26
Feb 18, 2012 3.15       0 21 DNB 65.00 Feb 18, 2012 1.20       0 8
Feb 18, 2012 12.16       0 29 DNB 70.00 Feb 18, 2012 1.00       0 57
Feb 18, 2012 9.50       0 19 DNB 75.00 Feb 18, 2012 0.25       0 13
Feb 18, 2012 0.65       0 181 DNB 80.00 Feb 18, 2012 1.00 0.30     12 467
Feb 18, 2012 0.48       0 3 DNB 85.00 Feb 18, 2012 5.00       0 25
Feb 18, 2012 0.25       0 19 DNB 90.00 Feb 18, 2012         0 0
Feb 18, 2012         0 0 DNB 95.00 Feb 18, 2012         0 0
Feb 18, 2012         0 0 DNB 100.00 Feb 18, 2012         0 0