Date Name Title Filing Type Shares Traded Price Total Held
Feb 13, 2012
SVP Research and Development S
SVP Research and Development S Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 3,432 -- --
Dec 16, 2011
SVP Research and Development S
SVP Research and Development S Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 1,921 -- 1,921
Dec 16, 2011
SVP Research and Development S
SVP Research and Development S Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 75,000 -- 119,048
Dec 16, 2011
SVP Research and Development S
SVP Research and Development S Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 48,079 -- 48,079
Dec 15, 2011
SVP Research and Development S
SVP Research and Development S Form 4 Other acquisition or disposition -- -- 5,335
Dec 14, 2011
SVP Research and Development S
SVP Research and Development S Form 4 Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 8,411 $51.18 59,121
Nov 15, 2011
SVP Research and Development S
SVP Research and Development S Form 4 Other acquisition or disposition -- -- 5,335
Nov 14, 2011
SVP Research and Development S
SVP Research and Development S Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 17,182 $11.64 67,532
Nov 14, 2011
SVP Research and Development S
SVP Research and Development S Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 17,182 -- --
Sep 08, 2011
SVP Research and Development S
SVP Research and Development S Form 4 Other acquisition or disposition -- -- 5,335

* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.