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 |
Options to Purchase Common Stock
|
Â
(1)
|
03/21/2018 |
Common Stock
|
38,216
|
$
24.85
|
D
|
Â
|
Options to Purchase Common Stock
|
03/20/2013 |
03/20/2019 |
Common Stock
|
6,463
|
$
8.76
|
D
|
Â
|
Options to Purchase Common Stock
|
Â
(2)
|
03/19/2020 |
Common Stock
|
21,023
|
$
20.89
|
D
|
Â
|
Options to Purchase Common Stock
|
Â
(3)
|
03/25/2021 |
Common Stock
|
42,134
|
$
23.43
|
D
|
Â
|
Options to Purchase Common Stock
|
Â
(4)
|
03/23/2022 |
Common Stock
|
24,549
|
$
39.84
|
D
|
Â
|
Options to Purchase Common Stock
|
Â
(5)
|
03/19/2023 |
Common Stock
|
24,691
|
$
41.67
|
D
|
Â
|
Options to Purchase Common Stock
|
Â
(6)
|
03/28/2024 |
Common Stock
|
23,597
|
$
58.92
|
D
|
Â
|
Options to Purchase Common Stock
|
Â
(7)
|
03/27/2025 |
Common Stock
|
23,099
|
$
63.65
|
D
|
Â
|
Options to Purchase Common Stock
|
Â
(8)
|
03/23/2026 |
Common Stock
|
38,961
|
$
43.42
|
D
|
Â
|
Options to Purchase Common Stock
|
Â
(9)
|
03/24/2027 |
Common Stock
|
73,282
|
$
28.17
|
D
|
Â
|
* |
If the form is filed by more than one reporting person, see Instruction 5(b)(v). |
** |
Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). |
(1) |
Options became exercisable as follows: 9,554 on March 21, 2009; 9,554 on March 21, 2010; 9,554 on March 21, 2011 and 9,554 on March 21, 2012. |
(2) |
Options became exercisable as follows: 5,256 on March 19, 2011; 5,256 on March 19, 2012; 5,256 on March 19, 2013 and 5,255 on March 19, 2014. |
(3) |
Options became exercisable as follows: 10,534 on March 25, 2012; 10,534 on March 25, 2013; 10,533 on March 25, 2014; 10,533 on March 25, 2015. |
(4) |
Options became exercisable as follows: 6,138 on March 23, 2013; 6,137 on March 23, 2014; 6,137 on March 23, 2015 and 6,137 on March 23, 2016. |
(5) |
Options became exercisable as follows: 6,173 on March 19, 2014; 6,173 on March 19, 2015; 6,173 on March 19, 2016 and 6,172 on March 19, 2017. |
(6) |
Options became exercisable as follows: 5,900 on March 28, 2015; 5,899 on March 28, 2016; 5,899 on March 28, 2017 and 5,899 on March 28, 2018. |
(7) |
Options became exercisable as follows: 5,775 on March 27, 2016; 5,775 on March 27, 2017; 5,775 on March 27, 2018 and 5,774 on March 27, 2019. |
(8) |
Options became exercisable as follows: 9,741 on March 23, 2017; 9,740 on March 23, 2018; 9,740 on March 23, 2019 and 9,740 on March 23, 2020. |
(9) |
Options become exercisable as follows: 18,321 on March 24, 2018; 18,321 on March 24, 2019; 18,320 on March 24, 2020 and 18,320 on March 24, 2021. |