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 |
Stock Option (right to buy)
|
Â
(1)
|
01/21/2009 |
Common Stock
|
28,000
|
$
2.25
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(1)
|
01/20/2010 |
Common Stock
|
7,500
|
$
8.56
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(1)
|
01/23/2011 |
Common Stock
|
20,000
|
$
6.66
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(1)
|
05/08/2011 |
Common Stock
|
5,000
|
$
5.95
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(2)
|
01/22/2012 |
Common Stock
|
32,000
|
$
2.57
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(3)
|
08/07/2012 |
Common Stock
|
10,000
|
$
0.76
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(4)
|
05/20/2014 |
Common Stock
|
91,000
|
$
1.31
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(5)
|
05/26/2015 |
Common Stock
|
27,000
|
$
0.91
|
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) |
Such option is 100% vested and exercisable. |
(2) |
Such option vests and is exercisable 6.25% quarterly, commencing April 22, 2002, with 100% vested and exercisable on April 22, 2006. |
(3) |
Such option vests and is exercisable 6.25% quarterly, commencing November 7, 2002, with 100% vested and exercisable on November 7, 2006. |
(4) |
Such option vests and is exercisable 6.25% quarterly, commencing August 20, 2004, with 100% vested and exercisable on August 20, 2008. |
(5) |
Such option vests and is exercisable 6.25% quarterly, commencing August 26, 2005, with 100% vested and exercisable on August 26, 2009. |