Date Name Title Filing Type Shares Traded Price Total Held
Apr 05, 2011
SVP Res and Dev Sciences
SVP Res and Dev Sciences Form 4 Other acquisition or disposition -- -- 5,335
Apr 04, 2011
SVP Res and Dev Sciences
SVP Res and Dev Sciences Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 92,308 -- --
Apr 04, 2011
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Bona fide gift 4,954 -- 178,854
Mar 31, 2011
SVP Res and Dev Sciences
SVP Res and Dev Sciences Form 4 Other acquisition or disposition -- -- 5,335
Mar 30, 2011
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 5,000 -- --
Mar 30, 2011
SVP Res and Dev Sciences
SVP Res and Dev Sciences Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 7,692 -- --
Mar 22, 2011
VP Controller and Asst Treasur
VP Controller and Asst Treasur Form 4 Other acquisition or disposition -- -- 4,120
Mar 21, 2011
VP Controller and Asst Treasur
VP Controller and Asst Treasur Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 3,750 -- --
Mar 21, 2011
VP Controller and Asst Treasur
VP Controller and Asst Treasur Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 6,850 -- --
Mar 17, 2011
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 15,000 -- --

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