Date Name Title Filing Type Shares Traded Price Total Held
Sep 06, 2011
VP Regulatory Development and
VP Regulatory Development and Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 8,578 -- 2,885
Sep 06, 2011
VP Regulatory Development and
VP Regulatory Development and Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 1,200 -- 1,685
Sep 06, 2011
VP Regulatory Development and
VP Regulatory Development and Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 1,685 -- --
Sep 06, 2011
VP Regulatory Development and
VP Regulatory Development and Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 4,512 -- 9,025
Sep 06, 2011
VP Regulatory Development and
VP Regulatory Development and Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 4,512 -- 4,513
Sep 06, 2011
VP Regulatory Development and
VP Regulatory Development and Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 4,513 -- --
Jan 18, 2011
VP Regul Devel & Med Safety
VP Regul Devel & Med Safety Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 10,000 $9.49 76,956
Jan 18, 2011
VP Regul Devel & Med Safety
VP Regul Devel & Med Safety Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 8,812 $9.49 75,768
Jan 18, 2011
VP Regul Devel & Med Safety
VP Regul Devel & Med Safety Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 10,000 -- --
Jan 18, 2011
VP Regul Devel & Med Safety
VP Regul Devel & Med Safety Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 8,812 -- --

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