Date Filer Title Filing Type Shares Traded Price Total Held
Feb 28, 2013
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 4,000 $38.30 16,786
Feb 28, 2013
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 4,000 -- --
Mar 14, 2013
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 8,100 $12.32 24,886
Mar 14, 2013
Director
Director Form 4 Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 2,616 $38.16 22,270
Mar 14, 2013
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 8,100 -- 3,900
Mar 18, 2013
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 3,900 $12.32 26,170
Mar 18, 2013
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 3,900 $38.16 22,270
Mar 18, 2013
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 3,900 -- 8,100
Apr 30, 2013
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 1,904 -- 24,174
May 20, 2013
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 464 -- 24,638

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