Date Filer Title Filing Type Shares Traded Price Total Held
Jun 08, 2010
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 12,000 -- --
Jun 08, 2010
Director
Director Form 4/A Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 1,781 $3.74 11,781
Jun 08, 2010
Director
Director Form 4/A Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 12,000 $2.92 23,781
Jun 08, 2010
Director
Director Form 4/A Open market or private sale of non-derivative or derivative security 13,781 $19.47 10,000
May 12, 2011
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 1,898 -- 10,198
May 12, 2011
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 4,868 -- 4,868
Mar 01, 2012
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 12,000 $5.83 23,898
Mar 01, 2012
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 2,792 $25.06 22,106
Mar 01, 2012
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 12,000 -- --
Mar 16, 2012
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 6,711 -- 6,711

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