1. Title of Derivative Security (Instr. 4) |
2. Date Exercisable and Expiration Date (Month/Day/Year) |
3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) |
4. Conversion or Exercise Price of Derivative Security |
5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5) |
6. Nature of Indirect Beneficial Ownership (Instr. 5) |
Date Exercisable |
Expiration Date |
Title |
Amount or Number of Shares |
Employee Stock Option (right to buy)
|
02/27/2010 |
02/26/2019 |
Common Stock
|
1,443
|
$
13.56
|
D
|
|
Employee Stock Option (right to buy)
|
02/26/2011 |
02/25/2020 |
Common Stock
|
1,042
|
$
22.92
|
D
|
|
Employee Stock Option (right to buy)
|
02/28/2012 |
02/27/2021 |
Common Stock
|
1,600
|
$
31.395
|
D
|
|
Employee Stock Option (right to buy)
|
02/28/2013 |
02/27/2022 |
Common Stock
|
2,154
|
$
24.965
|
D
|
|
Employee Stock Option (right to buy)
|
02/28/2014 |
02/27/2023 |
Common Stock
|
2,402
|
$
27.765
|
D
|
|
Employee Stock Option (right to buy)
|
10/18/2014 |
10/17/2023 |
Common Stock
|
15,588
|
$
31.44
|
D
|
|
Employee Stock Option (right to buy)
|
01/30/2015 |
01/29/2024 |
Common Stock
|
12,336
|
$
38.155
|
D
|
|
Employee Stock Option (right to buy)
|
01/29/2016 |
01/28/2025 |
Common Stock
|
14,821
|
$
43.45
|
D
|
|