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
(2)
|
04/05/2017 |
Common Stock
|
120,000
|
$
5.15
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(3)
|
06/25/2019 |
Common Stock
|
75,000
|
$
9.71
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(4)
|
05/17/2020 |
Common Stock
|
29,299
|
$
10.11
|
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) |
Represents units of restricted stock, 25% of which vest on May 18, 2011. Thereafter, 6.25% of the total number of units vest at the end of each three-month period, so that the entire number of units will be fully vested on May 18, 2014. |
(2) |
100% of the shares subject to the option are fully vested and exercisable. |
(3) |
32,813 of the shares subject to the option are fully vested and exercisable. Of the remaining shares subject to the option, 4,687 shares will vest on June 25, 2011 and 6.25% of the total shares subject to the option will vest at the end of each three-month period thereafter, such that 100% of the shares subject to the option will be fully vested and exercisable on June 25, 2013. |
(4) |
Option vests with respect to 25% of the shares subject thereto on May 18, 2011 and 6.25% of the total shares subject to the option will vest at the end of each three-month period thereafter, such that the option will be fully vested and exercisable on May 18, 2014. |