Date Filer Title Filing Type Shares Traded Price Total Held
Sep 17, 2007
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 22,500 $26.24 728,456
Sep 11, 2007
Director
Director Form 4 Other acquisition or disposition -- -- 750,956
Sep 11, 2007
Director
Director Form 4 Other acquisition or disposition -- -- 69,000
Sep 11, 2007
Director
Director Form 4 Other acquisition or disposition -- -- 337,466
Sep 07, 2007
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 12,000 $3.74 698,998
Sep 07, 2007
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 12,000 $2.92 710,998
Sep 07, 2007
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 12,000 $5.83 722,998
Sep 07, 2007
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 12,000 $7.13 734,998
Sep 07, 2007
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 12,000 $11.89 746,998
Sep 07, 2007
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 12,000 $12.32 758,998

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