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)
|
05/09/2015 |
Common Stock
|
33,967
|
$
0.64
|
D
|
Â
|
Stock Option (Right to Buy)
|
Â
(2)
|
01/23/2016 |
Common Stock
|
25,381
|
$
0.74
|
D
|
Â
|
Stock Option (Right to Buy)
|
Â
(3)
|
03/05/2017 |
Common Stock
|
25,423
|
$
3.36
|
D
|
Â
|
Stock Option (Right to Buy)
|
Â
(4)
|
05/01/2017 |
Common Stock
|
45,893
|
$
6.39
|
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 is exercisable as it vests: 25% of the total number of option shares granted vests and becomes exercisable on the first anniversary from the vesting commencement date, which is February 22, 2005. Thereafter, the remaining 75% of the total number of option shares vests and becomes exercisable in equal installments cumulatively each month over 36 months, so that the entire number of option shares becomes fully vested and exercisable on the fourth anniversary from the vesting commencement date. |
(2) |
The option is exercisable as it vests: 25% of the total number of option shares granted vests and becomes exercisable on the first anniversary from the vesting commencement date, which is January 31, 2006. Thereafter, the remaining 75% of the total number of option shares vests and becomes exercisable in equal installments cumulatively each month over 36 months, so that the entire number of option shares becomes fully vested and exercisable on the fourth anniversary from the vesting commencement date. |
(3) |
The option is exercisable as it vests: 25% of the total number of option shares granted vests and becomes exercisable on the first anniversary from the vesting commencement date, which is March 5, 2007. Thereafter, the remaining 75% of the total number of option shares vests and becomes exercisable in equal installments cumulatively each month over 36 months, so that the entire number of option shares becomes fully vested and exercisable on the fourth anniversary from the vesting commencement date. |
(4) |
The option is exercisable as it vests: 25% of the total number of option shares granted vests and becomes exercisable on the first anniversary from the vesting commencement date, which is May 2, 2007. Thereafter, the remaining 75% of the total number of option shares vests and becomes exercisable in equal installments cumulatively each month over 36 months, so that the entire number of option shares becomes fully vested and exercisable on the fourth anniversary from the vesting commencement date. |