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)
|
08/16/2004 |
08/16/2009 |
Common Stock
|
12,656
|
$
0.002
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
02/21/2006 |
02/21/2011 |
Common Stock
|
3,038
|
$
0.003
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
02/25/2001 |
02/25/2009 |
Common Stock
|
15,188
|
$
2.64
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
02/09/2000 |
02/09/2008 |
Common Stock
|
22,781
|
$
2.67
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
02/16/2003(1)
|
02/16/2010 |
Common Stock
|
15,188
|
$
4.84
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
02/21/2004(1)
|
02/21/2011 |
Common Stock
|
12,150
|
$
9.83
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
02/11/2006(1)
|
02/11/2013 |
Common Stock
|
13,500
|
$
11.98
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
02/13/2005(1)
|
02/13/2012 |
Common Stock
|
13,500
|
$
12.956
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
02/09/2007(1)
|
02/09/2014 |
Common Stock
|
6,000
|
$
21.67
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
02/14/2008(1)
|
02/14/2015 |
Common Stock
|
7,500
|
$
31.51
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
05/08/2010(1)
|
05/08/2017 |
Common Stock
|
7,500
|
$
37.85
|
D
|
Â
|
Non-Qualified Stock Option (right to buy)
|
02/08/2009(1)
|
02/08/2016 |
Common Stock
|
9,000
|
$
38.79
|
D
|
Â
|