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
(1)
|
06/07/2012 |
Common Stock
|
143,666
|
$
2.34
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(2)
|
05/19/2014 |
Common Stock
|
268,761
|
$
0.7
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(3)
|
05/05/2016 |
Common Stock
|
200,571
|
$
1.05
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(4)
|
02/25/2019 |
Common Stock
|
42,857
|
$
1.47
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(1)
|
08/27/2019 |
Common Stock
|
428
|
$
2.62
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(5)
|
04/30/2020 |
Common Stock
|
107,142
|
$
9.29
|
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) |
The option award is fully vested. |
(2) |
The option award is fully vested. Prior to 11/10/10, the Reporting Person exercised 53,571 shares pursuant to the original option award. |
(3) |
The option award is fully vested. Prior to 11/10/10, the Reporting Person exercised 13,714 shares pursuant to the original option award. |
(4) |
The option award vests in full on 2/25/12. |
(5) |
The option award vests in equal monthly installments from 4/30/11 to 4/30/15. |