Date Name Title Filing Type Shares Traded Price Total Held
May 18, 2012
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 2,000 -- 8,000
Feb 24, 2012
Director
Director Form 4 Other acquisition or disposition -- -- 5,000
Feb 24, 2012
Director
Director Form 4 Other acquisition or disposition -- -- 36,911
Feb 23, 2012
Director
Director Form 4 Conversion of derivative security 10,000 -- 10,000
Feb 23, 2012
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 9,600 $103.51 400
Feb 23, 2012
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 400 $104.05 --
Feb 23, 2012
Director
Director Form 4 Conversion of derivative security 10,000 -- 10,000
Feb 23, 2012
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 9,600 $103.51 400
Feb 23, 2012
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 400 $104.05 --
Feb 23, 2012
Director
Director Form 4 Conversion of derivative security 10,000 -- 10,000

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