Date Filer Title Filing Type Shares Traded Price Total Held
Feb 26, 2013
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 28,626 -- --
Jan 02, 2013
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 28,626 $5.58 183,799
Jan 02, 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 11,965 $35.47 171,834
Jan 02, 2013
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 28,626 -- --
May 13, 2011
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 75,000 $5.70 230,173
May 13, 2011
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 75,000 $26.00 155,173
May 13, 2011
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 75,000 $5.70 --
Feb 25, 2011
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-3 211 $24.53 155,173
Nov 30, 2010
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 59,418 $2.92 214,802
Nov 30, 2010
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 59,418 $24.06 155,384

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