Date Name Title Filing Type Shares Traded Price Total Held
Dec 20, 2010
VP Regul Devel & Med Safety
VP Regul Devel & Med Safety Form 4 Other acquisition or disposition -- -- 66,956
Dec 20, 2010
VP Regul Devel & Med Safety
VP Regul Devel & Med Safety Form 4 Other acquisition or disposition -- -- 1,200
Dec 20, 2010
VP Regul Devel & Med Safety
VP Regul Devel & Med Safety Form 4 Other acquisition or disposition -- -- 3,906
Dec 20, 2010
VP Regul Devel & Med Safety
VP Regul Devel & Med Safety Form 4 Other acquisition or disposition -- -- 1,200
Dec 20, 2010
Director
Director Form 4 Other acquisition or disposition -- -- 2,156
Dec 20, 2010
Director
Director Form 4 Other acquisition or disposition -- -- 190,119
Dec 20, 2010
Director
Director Form 4 Other acquisition or disposition -- -- 125,000
Dec 20, 2010
Director
Director Form 4 Other acquisition or disposition -- -- 235,000
Dec 20, 2010
SVP & GM, Indust Ops&Prod Supp
SVP & GM, Indust Ops&Prod Supp Form 4 Other acquisition or disposition -- -- 881
Dec 17, 2010
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 5,000 -- 5,000

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