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)
|
Â
(2)
|
11/15/2014 |
Common Stock
|
8,000
(3)
|
$
1.9
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(4)
|
05/03/2016 |
Common Stock
|
36,000
|
$
3
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(5)
|
02/28/2017 |
Common Stock
|
10,000
|
$
8.7
|
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) |
Includes 2,412 shares acquired under the company's stock purchase plan on November 15, 2007. Also includes restricted stock unit grant of 2,171 shares, of which 798 shares were traded for taxes upon vest, and 675 shares sold on August 7, 2007. |
(2) |
This option vests and the shares become exercisable according to the following schedule: 1/4 on November 16, 2005 and 1/48 on the last day of each full calendar month thereafter. |
(3) |
The original option grant for 24,000 shares was partially exercised as follows: 8,500 shares on May 2, 2006. In addition, the option was partially exercised and the corresponding shares were sold as follows: 1,000 shares on August 8, 2007, 1,200 shares on August 9, 2007, 3,595 shares on August 13, 2007 and 1,705 shares on August 14, 2007. |
(4) |
This option vests and the shares become exercisable according to the following schedule: 1/48 on March 31, 2006 and 1/48 on the last day of each full calendar month thereafter. |
(5) |
This option vests and the shares become exercisable according to the following schedule: 1/48 on January 31, 2007 and 1/48 on the last day of each full calendar month thereafter. |