Date Filer Title Filing Type Shares Traded Price Total Held
Mar 13, 2015
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 10,105 $10.48 36,436
Mar 13, 2015
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 2,674 $39.61 33,762
Mar 13, 2015
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 10,105 -- --
Mar 16, 2015
EVP & Chief Financial Officer
EVP & Chief Financial Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 1,996 -- 52,452
Mar 16, 2015
EVP & Chief Financial Officer
EVP & Chief Financial Officer 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-3 546 $39.68 51,906
Mar 16, 2015
EVP, Chief Development Officer
EVP, Chief Development Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 11,176 $22.34 116,796
Mar 16, 2015
EVP, Chief Development Officer
EVP, Chief Development Officer Form 4 Open market or private sale of non-derivative or derivative security 11,176 $39.73 105,620
Mar 16, 2015
EVP, Chief Development Officer
EVP, Chief Development Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 11,176 -- 11,175
Mar 16, 2015
EVP, Chief Development Officer
EVP, Chief Development Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 6,319 -- 111,939
Mar 16, 2015
EVP, Chief Development Officer
EVP, Chief Development Officer 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 2,651 $39.68 109,288

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