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
|
12/15/2000 |
12/15/2009 |
Common Stock
|
7,396
|
$
22.813
|
D
|
Â
|
Emp. Stock Option (Right to Buy)
|
12/15/2000 |
12/15/2009 |
Common Stock
|
10,204
|
$
22.813
|
D
|
Â
|
Non-Qualified Stock Option
|
12/12/2001 |
12/12/2010 |
Common Stock
|
13,496
|
$
8.875
|
D
|
Â
|
Emp. Stock Option (Right to Buy)
|
12/12/2001 |
12/12/2010 |
Common Stock
|
4,504
|
$
8.875
|
D
|
Â
|
Non-Qualified Stock Option
|
03/23/2002 |
03/23/2011 |
Common Stock
|
6,049
|
$
6.094
|
D
|
Â
|
Emp. Stock Option (Right to Buy)
|
03/23/2002 |
03/23/2011 |
Common Stock
|
2,751
|
$
6.094
|
D
|
Â
|
Non-Qualified Stock Option
|
12/12/2002 |
12/12/2001 |
Common Stock
|
7,199
|
$
3.59
|
D
|
Â
|
Emp. Stock Option (Right to Buy)
|
12/12/2002 |
12/12/2011 |
Common Stock
|
7,201
|
$
3.59
|
D
|
Â
|
Non-Qualified Stock Option
|
08/05/2003 |
08/05/2012 |
Common Stock
|
5,865
|
$
1.18
|
D
|
Â
|
Emp. Stock Option (Right to Buy)
|
08/05/2003 |
08/05/2012 |
Common Stock
|
1,834
|
$
1.18
|
D
|
Â
|
Non-Qualified Stock Option
|
12/11/2003 |
12/11/2012 |
Common Stock
|
1,226
|
$
1.04
|
D
|
Â
|
Emp. Stock Option (Right to Buy)
|
12/11/2003 |
12/11/2012 |
Common Stock
|
921
|
$
1.04
|
D
|
Â
|
Emp. Stock Option (Right to Buy)
|
02/03/2004 |
02/03/2013 |
Common Stock
|
6,608
|
$
0.87
|
D
|
Â
|
Non-Qualified Stock Option
|
05/12/2005 |
05/12/2014 |
Common Stock
|
2,208
|
$
8.83
|
D
|
Â
|
Emp. Stock Option (Right to Buy)
|
05/12/2005 |
05/12/2014 |
Common Stock
|
23,679
|
$
8.83
|
D
|
Â
|
Non-Qualified Stock Option
|
05/11/2006 |
05/11/2015 |
Common Stock
|
2,929
|
$
4.3
|
D
|
Â
|
Emp. Stock Option (Right to Buy)
|
05/11/2006 |
05/11/2015 |
Common Stock
|
23,179
|
$
4.3
|
D
|
Â
|
Non-Qualified Stock Option
|
05/17/2007 |
05/17/2016 |
Common Stock
|
14,181
|
$
12.26
|
D
|
Â
|
Emp. Stock Option (Right to Buy)
|
05/17/2007 |
05/17/2016 |
Common Stock
|
15,320
|
$
12.26
|
D
|
Â
|
Non-Qualified Stock Option
|
11/01/2007 |
11/01/2016 |
Common Stock
|
24,544
|
$
11.42
|
D
|
Â
|
Emp. Stock Option (Right to Buy)
|
11/01/2007 |
11/01/2016 |
Common Stock
|
5,456
|
$
11.42
|
D
|
Â
|
Non-Qualified Stock Option
|
05/16/2008 |
05/16/2017 |
Common Stock
|
26,540
|
$
7.98
|
D
|
Â
|
Emp. Stock Option (Right to Buy)
|
05/16/2008 |
05/16/2017 |
Common Stock
|
3,088
|
$
7.98
|
D
|
Â
|
Non-Qualified Stock Option
|
03/14/2009 |
03/14/2018 |
Common Stock
|
20,621
|
$
3.26
|
D
|
Â
|
Emp. Stock Option (Right to Buy)
|
03/14/2009 |
03/14/2018 |
Common Stock
|
9,379
|
$
3.26
|
D
|
Â
|
Restricted Stock Award
|
12/31/2009 |
05/21/2018 |
Common Stock
|
19,513
|
$
0
|
D
|
Â
|