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 |
Option to Purchase Common Stock
|
Â
(1)
|
03/17/2019 |
Common Stock
|
8,571
|
$
3.29
|
D
|
Â
|
Option to Purchase Common Stock
|
Â
(2)
|
06/30/2020 |
Common Stock
|
2,857
|
$
3.29
|
D
|
Â
|
Option to Purchase Common Stock
|
Â
(3)
|
03/07/2021 |
Common Stock
|
2,857
|
$
5.91
|
D
|
Â
|
Option to Purchase Common Stock
|
Â
(4)
|
12/02/2021 |
Common Stock
|
8,571
|
$
7.12
|
D
|
Â
|
Option to Purchase Common Stock
|
Â
(5)
|
03/15/2022 |
Common Stock
|
2,857
|
$
7.12
|
D
|
Â
|
Option to Purchase Common Stock
|
Â
(6)
|
05/28/2023 |
Common Stock
|
2,857
|
$
9.67
|
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) |
These options are immediately exercisable. |
(2) |
2,142 options are exercisable immediately; the remaining 715 options vest on January 1, 2014. |
(3) |
1,428 options are exercisable immediately; the remaining options vest annually in increments of 714 and 715 on each of January 1, 2014 and 2015, respectively. |
(4) |
2,142 options are exercisable immediately; the remaining options vest annually in increments of 2,143 on each of December 1, 2013, 2014 and 2015, respectively. |
(5) |
714 options are exercisable immediately; the remaining options vest annually in increments of 714, 714 and 715 on each of January 1, 2014, 2015 and 2016, respectively. |
(6) |
These options vest annually in increments of 714, 714, 714 and 715 on each of January 1, 2014, 2015, 2016 and 2017, respectively. |