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 |
Incentive Stock Option (right to buy)
|
Â
(1)
|
05/20/2009 |
Common Stock
|
360
|
$
5.5625
|
D
|
Â
|
Incentive Stock Option (right to buy)
|
Â
(2)
|
09/14/2015 |
Common Stock
|
6,600
|
$
20.56
|
D
|
Â
|
Incentive Stock Option (right to buy)
|
Â
(2)
|
02/16/2016 |
Common Stock
|
5,000
|
$
24.4
|
D
|
Â
|
Incentive Stock Option (right to buy)
|
Â
(2)
|
09/06/2016 |
Common Stock
|
5,300
|
$
25.57
|
D
|
Â
|
Incentive Stock Option (right to buy)
|
Â
(2)
|
02/21/2017 |
Common Stock
|
2,382
|
$
34.43
|
D
|
Â
|
Incentive Stock Option (right to buy)
|
04/14/2005 |
02/22/2012 |
Common Stock
|
2
|
$
35.76
|
D
|
Â
|
Incentive Stock Option (right to buy)
|
Â
(2)
|
09/26/2017 |
Common Stock
|
1,115
|
$
51.08
|
D
|
Â
|
Incentive Stock Option (right to buy)
|
04/14/2005 |
05/21/2011 |
Common Stock
|
4,890
|
$
59.74
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
04/14/2005 |
02/13/2013 |
Common Stock
|
2,199
|
$
10.74
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
04/14/2005 |
09/04/2013 |
Common Stock
|
2,200
|
$
12.53
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
04/14/2005 |
09/08/2014 |
Common Stock
|
2,500
|
$
16.64
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
04/14/2005 |
02/19/2014 |
Common Stock
|
3,579
|
$
16.97
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
04/14/2005 |
02/17/2015 |
Common Stock
|
5,000
|
$
22.12
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
04/14/2005 |
08/16/2012 |
Common Stock
|
4,400
|
$
24.56
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
Â
(2)
|
02/21/2017 |
Common Stock
|
2,618
|
$
34.43
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
04/14/2005 |
02/22/2012 |
Common Stock
|
4,398
|
$
35.76
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
Â
(2)
|
09/26/2017 |
Common Stock
|
6,385
|
$
51.08
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
04/14/2005 |
05/21/2011 |
Common Stock
|
3,110
|
$
59.74
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
04/14/2005 |
05/23/2011 |
Common Stock
|
2,000
|
$
66.57
|
D
|
Â
|