Date Filer Title Filing Type Shares Traded Price Total Held
May 22, 2013
EVP, Chief Development Officer
EVP, Chief Development Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 14,700 -- 36,555
May 20, 2013
EVP, Chief Development Officer
EVP, Chief Development Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 16,808 -- 17,220
May 20, 2013
EVP, Chief Development Officer
EVP, Chief Development Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 823 -- 60,285
May 20, 2013
EVP, Chief Development Officer
EVP, Chief Development Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 17,631 -- 20,481
May 17, 2013
EVP, Chief Development Officer
EVP, Chief Development Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 16,808 $20.78 100,946
May 17, 2013
EVP, Chief Development Officer
EVP, Chief Development Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 823 $17.57 101,769
May 17, 2013
EVP, Chief Development Officer
EVP, Chief Development Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 17,631 $22.72 119,400
Mar 18, 2013
EVP, Chief Development Officer
EVP, Chief Development Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 15,000 $24.42 95,220
Mar 18, 2013
EVP, Chief Development Officer
EVP, Chief Development Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 15,000 -- 28,950
Mar 28, 2012
EVP, Chief Development Officer
EVP, Chief Development Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 12,000 $10.73 59,180

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