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 |
Option Purchase Common Stock
|
03/31/2000 |
03/30/2010 |
Common Stock
|
444
|
$
3.3812
|
D
|
Â
|
Option Purchase Common Stock
|
03/31/2001 |
03/30/2011 |
Common Stock
|
295
|
$
3.5926
|
D
|
Â
|
Option Purchase Common Stock
|
06/30/2000 |
06/29/2010 |
Common Stock
|
517
|
$
3.3812
|
D
|
Â
|
Option Purchase Common Stock
|
06/30/2001 |
06/29/2011 |
Common Stock
|
358
|
$
6.5089
|
D
|
Â
|
Option Purchase Common Stock
|
07/01/2004 |
06/30/2014 |
Common Stock
|
845
|
$
10.6627
|
D
|
Â
|
Option Purchase Common Stock
|
09/30/2000 |
09/29/2010 |
Common Stock
|
517
|
$
3.2756
|
D
|
Â
|
Option Purchase Common Stock
|
09/30/2001 |
09/29/2011 |
Common Stock
|
443
|
$
6.8047
|
D
|
Â
|
Option Purchase Common Stock
|
12/15/1999 |
12/14/2009 |
Common Stock
|
11,830
|
$
3.3812
|
D
|
Â
|
Option Purchase Common Stock
|
12/31/2000 |
12/30/2010 |
Common Stock
|
444
|
$
3.5418
|
D
|
Â
|
Option Purchase Common Stock
|
12/31/2001 |
12/30/2011 |
Common Stock
|
369
|
$
6.0059
|
D
|
Â
|