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 |
Non-Qualified Stock Option (right to buy)
|
Â
(1)
|
09/18/2005 |
Common Stock
|
4,664
|
$
8.0625
|
D
|
Â
|
Incentive Stock Option (right to buy)
|
Â
(1)
|
12/18/2006 |
Common Stock
|
4,200
|
$
8.4532
|
D
|
Â
|
Incentive Stock Option (right to buy)
|
Â
(1)
|
12/17/2005 |
Common Stock
|
4,500
|
$
8.4532
|
D
|
Â
|
Incentive Stock Option (right to buy)
|
Â
(1)
|
09/23/2006 |
Common Stock
|
8,000
|
$
8.4532
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
Â
(1)
|
09/23/2006 |
Common Stock
|
5,600
|
$
8.4532
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
Â
(1)
|
11/08/2007 |
Common Stock
|
10,000
|
$
35.6875
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
Â
(1)
|
03/02/2009 |
Common Stock
|
25,000
|
$
27.6875
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
Â
(1)
|
11/02/2009 |
Common Stock
|
28,334
|
$
26.95
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
Â
(1)
|
11/12/2009 |
Common Stock
|
51,459
|
$
26.47
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
Â
(1)
|
11/12/2009 |
Common Stock
|
35,834
|
$
26.47
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
Â
(1)
|
12/17/2009 |
Common Stock
|
50,000
|
$
39.1
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
Â
(1)
|
12/17/2009 |
Common Stock
|
30,000
|
$
39.1
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
Â
(1)
|
12/17/2009 |
Common Stock
|
4,375
|
$
39.1
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
Â
(1)
|
05/19/2011 |
Common Stock
|
50,000
|
$
43.55
|
D
|
Â
|