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)
|
09/20/2016 |
Common Stock
|
48,076
|
$
2.496
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(2)
|
12/10/2017 |
Common Stock
|
4,807
|
$
3.588
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(3)
|
12/18/2018 |
Common Stock
|
4,807
|
$
4.888
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(4)
|
01/14/2020 |
Common Stock
|
9,615
|
$
4.888
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(5)
|
07/08/2020 |
Common Stock
|
38,460
|
$
7.488
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(6)
|
05/25/2021 |
Common Stock
|
9,615
|
$
6.136
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(7)
|
12/28/2021 |
Common Stock
|
4,807
|
$
6.344
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(8)
|
09/27/2022 |
Common Stock
|
19,230
|
$
9.152
|
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 becomes exercisable once the shares are vested. 1/4th of the shares subject to the option vested on August 14, 2007 and 1/48th of the shares vest monthly thereafter, subject to the reporting person's continuous service to the Issuer on each such date. |
(2) |
The option becomes exercisable once the shares are vested. 1/4th of the shares subject to the option vested on December 11, 2008 and 1/48th of the shares vest monthly thereafter, subject to the reporting person's continuous service to the Issuer on each such date. |
(3) |
The option becomes exercisable once the shares are vested. 1/4th of the shares subject to the option vested on December 19, 2009 and 1/48th of the shares vest monthly thereafter, subject to the reporting person's continuous service to the Issuer on each such date. |
(4) |
The option becomes exercisable once the shares are vested. 1/4th of the shares subject to the option vested on January 1, 2011 and 1/48th of the shares vest monthly thereafter, subject to the reporting person's continuous service to the Issuer on each such date. |
(5) |
The option becomes exercisable once the shares are vested. 1/4th of the shares subject to the option vested on May 30, 2011 and 1/48th of the shares vest monthly thereafter, subject to the reporting person's continuous service to the Issuer on each such date. |
(6) |
The option becomes exercisable once the shares are vested. 1/4th of the shares subject to the option vested on January 1, 2012 and 1/48th of the shares vest monthly thereafter, subject to the reporting person's continuous service to the Issuer on each such date. |
(7) |
The option becomes exercisable once the shares are vested. 1/4th of the shares subject to the option vested on December 21, 2012 and 1/48th of the shares vest monthly thereafter, subject to the reporting person's continuous service to the Issuer on each such date. |
(8) |
The option becomes exercisable once the shares are vested. 1/4th of the shares subject to the option vest on September 28, 2013 and 1/48th of the shares vest monthly thereafter, subject to the reporting person's continuous service to the Issuer on each such date. |