Date Filer Title Filing Type Shares Traded Price Total Held
Jan 03, 2007
Director, President and CEO
Director, President and CEO Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 22,500 $5.83 128,943
Jan 03, 2007
Director, President and CEO
Director, President and CEO Form 4 Open market or private sale of non-derivative or derivative security 22,500 $45.20 106,443
Jan 03, 2007
Director, President and CEO
Director, President and CEO Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 22,500 -- 51,132
Dec 29, 2006
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 137 $45.31 10,585
Dec 29, 2006
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 137 $45.31 10,366
Dec 15, 2006
EVP, Chief Financial Officer
EVP, Chief Financial Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 22,500 $5.83 45,466
Dec 15, 2006
EVP, Chief Financial Officer
EVP, Chief Financial Officer Form 4 Open market or private sale of non-derivative or derivative security 22,500 $45.67 22,966
Dec 15, 2006
EVP, Chief Financial Officer
EVP, Chief Financial Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 22,500 -- 15,862
Dec 15, 2006
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 22,500 $46.07 544,228
Dec 11, 2006
EVP, Chief Development Officer
EVP, Chief Development Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 10,000 $11.16 33,394

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