Calls Days until expiration: 10
Symbol & Strike Last Chng %Chng High Low Bid Ask Volume Open Int
DUK Feb 20 2010 12.00 — — — — — 4.40 5.00 — —
DUK Feb 20 2010 13.00 — — — — — 3.40 4.00 — —
DUK Feb 20 2010 14.00 — — — — — 2.45 3.00 — —
DUK Feb 20 2010 15.00 1.30 -0.15 -10.34 1.30 1.30 1.45 1.65 10 91
DUK Feb 20 2010 16.00 0.50 0.20 66.67 0.76 0.50 0.45 0.60 10,087 1,046
DUK Feb 20 2010 17.00 0.08 0.05 166.67 0.10 0.05 0.05 0.10 846 4,055
DUK Feb 20 2010 18.00 0.05 — — 0.08 0.05 0.05 0.05 82 345
DUK Feb 20 2010 19.00 — — — — — — 0.05 — —
DUK Feb 20 2010 20.00 — — — — — — 0.05 — —
DUK Feb 20 2010 21.00 — — — — — — 0.05 — —
Puts Bold and highlighted options are "At the Money"
Symbol & Strike Last Chng %Chng High Low Bid Ask Volume Open Int
DUK Feb 20 2010 12.00 — — — — — — 0.05 — —
DUK Feb 20 2010 13.00 — — — — — — 0.05 — —
DUK Feb 20 2010 14.00 — — — — — — 0.05 — —
DUK Feb 20 2010 15.00 0.03 -0.02 -40.00 0.03 0.03 0.05 0.05 100 415
DUK Feb 20 2010 16.00 0.10 -0.15 -60.00 0.15 0.10 0.10 0.15 235 3,942
DUK Feb 20 2010 17.00 0.80 -0.05 -5.88 0.85 0.50 0.70 0.85 1,101 1,983
DUK Feb 20 2010 18.00 1.60 0.05 3.23 1.60 1.60 1.45 1.80 1 198
DUK Feb 20 2010 19.00 2.25 0.05 2.27 2.25 2.25 2.30 2.80 30 34
DUK Feb 20 2010 20.00 — — — — — 3.30 3.90 — —
DUK Feb 20 2010 21.00 — — — — — 4.30 4.90 — —
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