Calls Days until expiration: 10
Symbol & Strike Last Chng %Chng High Low Bid Ask Volume Open Int
STX Feb 20 2010 13.00 — — — — — 5.15 5.80 — —
STX Feb 20 2010 14.00 4.10 -0.90 -18.00 4.10 4.10 4.20 4.80 5 7
STX Feb 20 2010 15.00 3.65 0.05 1.39 3.65 3.65 3.20 3.80 10 82
STX Feb 20 2010 16.00 2.50 0.70 38.89 2.79 2.50 2.36 2.50 36 1,410
STX Feb 20 2010 17.00 1.52 0.02 1.33 1.80 1.44 1.47 1.52 117 4,312
STX Feb 20 2010 18.00 0.74 -0.01 -1.33 1.00 0.71 0.72 0.76 294 4,529
STX Feb 20 2010 19.00 0.25 -0.02 -7.41 0.42 0.25 0.26 0.29 701 5,281
STX Feb 20 2010 20.00 0.07 -0.08 -53.33 0.14 0.06 0.06 0.09 878 5,532
STX Feb 20 2010 21.00 0.03 -0.02 -40.00 0.03 0.02 0.02 0.03 20 1,851
STX Feb 20 2010 22.00 0.05 -0.05 -50.00 0.05 0.05 0.01 0.03 1 395
STX Feb 20 2010 23.00 — — — — — — 0.02 — —
Puts Bold and highlighted options are "At the Money"
Symbol & Strike Last Chng %Chng High Low Bid Ask Volume Open Int
STX Feb 20 2010 13.00 — — — — — 0.01 0.02 — —
STX Feb 20 2010 14.00 0.05 -0.06 -54.55 0.05 0.05 0.01 0.04 269 566
STX Feb 20 2010 15.00 0.08 -0.17 -68.00 0.08 0.07 0.02 0.06 300 832
STX Feb 20 2010 16.00 0.10 0.04 66.67 0.10 0.10 0.05 0.10 4 1,531
STX Feb 20 2010 17.00 0.17 — — 0.17 0.15 0.15 0.18 7 4,453
STX Feb 20 2010 18.00 0.42 -0.09 -17.65 0.45 0.32 0.39 0.43 373 4,114
STX Feb 20 2010 19.00 0.76 -0.16 -17.39 0.85 0.76 0.92 0.95 16 1,186
STX Feb 20 2010 20.00 2.05 0.15 7.89 2.45 2.05 1.52 1.78 69 1,528
STX Feb 20 2010 21.00 2.42 -0.58 -19.33 2.42 2.42 2.55 2.73 10 484
STX Feb 20 2010 22.00 — — — — — 3.25 3.80 — —
STX Feb 20 2010 23.00 — — — — — 4.20 4.85 — —
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