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)
|
09/01/2000(1)
|
09/13/2009 |
Common Stock
|
4,000
(2)
|
$
0.1
|
D
|
Â
|
Employee Stock Option (Right to Buy)
|
12/01/2000(1)
|
02/11/2010 |
Common Stock
|
2,917
(3)
|
$
0.2
|
D
|
Â
|
Employee Stock Option (Right to Buy)
|
06/01/2001(1)
|
06/09/2010 |
Common Stock
|
3,000
|
$
0.5
|
D
|
Â
|
Employee Stock Option (Right to Buy)
|
01/02/2002(1)
|
04/06/2011 |
Common Stock
|
15,000
|
$
0.75
|
D
|
Â
|
Employee Stock Option (Right to Buy)
|
01/02/2002(1)
|
04/06/2011 |
Common Stock
|
2,000
|
$
0.75
|
D
|
Â
|
Employee Stock Option (Right to Buy)
|
06/01/2002(1)
|
06/08/2011 |
Common Stock
|
7,700
|
$
2.5
|
D
|
Â
|
Employee Stock Option (Right to Buy)
|
06/01/2003(1)
|
08/07/2012 |
Common Stock
|
4,163
|
$
4.25
|
D
|
Â
|
Employee Stock Option (Right to Buy)
|
06/01/2004(1)
|
08/13/2013 |
Common Stock
|
7,500
|
$
4.25
|
D
|
Â
|
Employee Stock Option (Right to Buy)
|
01/01/2004(1)
|
09/05/2013 |
Common Stock
|
12,500
|
$
6
|
D
|
Â
|
Employee Stock Option (Right to Buy)
|
02/01/2005(1)
|
02/13/2014 |
Common Stock
|
28,000
|
$
13.8
|
D
|
Â
|
Employee Stock Option (Right to Buy)
|
06/01/2005(1)
|
07/20/2014 |
Common Stock
|
5,000
|
$
13.3
|
D
|
Â
|
Employee Stock Option (Right to Buy)
|
01/01/2006(1)
|
04/22/2015 |
Common Stock
|
20,000
|
$
17.99
|
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 vest according to the following schedule: 1/4 upon the date exercisable, and 1/48 per month thereafter. |
(2) |
The original option grant for 6,000 shares was partially exercised for 2,000 shares on January 18, 2001. |
(3) |
The original option grant for 4,000 shares was partially exercised for 1,083 shares on January 18, 2001. |