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 / Non-Qualified)
|
Â
(1)
|
11/01/2013 |
Common Stock
|
28,262
|
$
0.3538
|
D
|
Â
|
Stock Option (Right to Buy)
|
Â
(2)
|
11/11/2015 |
Common Stock
|
56,524
|
$
1.769
|
D
|
Â
|
Stock Option (Right to Buy)
|
Â
(3)
|
02/08/2016 |
Common Stock
|
28,262
|
$
1.769
|
D
|
Â
|
Stock Option (Right to Buy)
|
Â
(4)
|
01/25/2017 |
Common Stock
|
1,500
|
$
3.67
|
D
|
Â
|
Stock Option (Right to Buy)
|
Â
(5)
|
02/27/2017 |
Common Stock
|
15,000
|
$
3.69
|
D
|
Â
|
Stock Option (Right to Buy / Non-Qualified)
|
Â
(6)
|
11/13/2017 |
Common Stock
|
23,816
|
$
5.73
|
D
|
Â
|
Employee Stock Option (Right to Buy)
|
Â
(6)
|
11/13/2017 |
Common Stock
|
51,184
|
$
5.73
|
D
|
Â
|
Stock Option (Right to Buy / Non-Qualified)
|
Â
(7)
|
02/24/2019 |
Common Stock
|
83,372
|
$
1.7
|
D
|
Â
|
Stock Option (Right to Buy)
|
Â
(7)
|
02/24/2019 |
Common Stock
|
41,628
|
$
1.7
|
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) |
25% of the option shares became exercisable one year from the vesting commencement date (11/01/2003). The remaining option shares became exercisable at the rate of 1/48 per month thereafter. |
(2) |
50% of the option shares became exercisable one year from the vesting commencement date (9/30/2005). The remaining option shares became exercisable at the rate of 1/36 per month thereafter. |
(3) |
25% of the option shares became exercisable one year from the vesting commencement date (2/6/2006). The remaining option shares became exercisable at the rate of 1/36 per month thereafter. |
(4) |
40% of the option shares became exercisable two years from the vesting commencement date (11/16/2006). The remaining option shares became exercisable at the rate of 1/60 per month thereafter. |
(5) |
40% of the option shares became exercisable two years from the vesting commencement date (2/27/2007). The remaining option shares become exercisable at the rate of 1/60th per month thereafter. |
(6) |
40% of the option shares become exercisable two years from the vesting commencement date (11/13/2007). The remaining option shares become exercisable at the rate of 1/60th per month thereafter. |
(7) |
40% of the option shares become exercisable two years from the vesting commencement date (2/24/2009). The remaining option shares become exercisable at the rate of 1/60th per month thereafter. |