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)
|
11/01/2013 |
Common Stock
|
12,500
(1)
|
$
0.2
(1)
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(3)
|
01/01/2015 |
Common Stock
|
20,000
(1)
|
$
1
(1)
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(4)
|
02/20/2016 |
Common Stock
|
30,000
(1)
|
$
2.5
(1)
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(5)
|
02/14/2017 |
Common Stock
|
50,000
(1)
|
$
6.7
(1)
|
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) |
Reflects a one-for-two reverse stock split effected on June 25, 2007. |
(2) |
Vested as to 10,937 shares, with further vesting as to an additional 781 shares on 08/01/2007 and 782 shares on 11/01/2007. |
(3) |
Vested as to 11,250 shares, with further vesting as to an additional 1,250 shares on 07/01/2007 and at the end of each successive three-month period until 01/01/2009. |
(4) |
Vested as to 7,500 shares, with further vesting as to an additional 1,500 shares on 08/01/2007 and at the end of each successive three-month period until 02/01/2011. |
(5) |
Vests as to 10,000 shares on 02/01/2008 and an additional 2,500 shares on 05/01/2008 and at the end of each successive three-month period until 02/01/2012. |