Date Filer Title Filing Type Shares Traded Price Total Held
May 20, 2013
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 464 -- 51,790
May 14, 2013
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 48,000 $39.19 51,326
Apr 01, 2013
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 12,000 $11.89 47,812
Apr 01, 2013
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 12,000 $7.13 35,812
Feb 13, 2017
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 15,820 $21.94 33,210
Feb 13, 2017
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 14,105 $25.84 31,495
Feb 13, 2017
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 7,888 $22.34 25,278
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
Feb 21, 2013
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 2,706 -- 23,812
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

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