Date Name Title Filing Type Shares Traded Price Total Held
Nov 20, 2012
SVP Res and Devel Sciences
SVP Res and Devel Sciences Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 17,000 -- 52,048
Nov 20, 2012
SVP Res and Devel Sciences
SVP Res and Devel Sciences Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 37,500 -- 14,548
Aug 28, 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 40,000 $21.92 99,121
Aug 28, 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 40,000 -- 55,438
Jun 18, 2012
SVP Res & Dev Sciences
SVP Res & Dev Sciences Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 95,079 $20.32 154,200
Jun 18, 2012
SVP Res & Dev Sciences
SVP Res & Dev Sciences Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 95,079 -- --
Feb 14, 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 50,000 $16.80 140,323
Feb 14, 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 50,000 -- 69,048
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 63,234 $8.50 122,355
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 $8.50 92,177

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