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 |
Incentive Stock Options
|
Â
(1)
|
08/17/2013 |
Common Stock
|
35,000
|
$
4.19
|
D
|
Â
|
Non-Qualified Stock Options
|
Â
(2)
|
02/12/2014 |
Common Stock
|
8,440
|
$
8.19
|
D
|
Â
|
Incentive Stock Options
|
Â
(2)
|
02/12/2014 |
Common Stock
|
25,310
|
$
8.19
|
D
|
Â
|
Non-Qualified Stock Options
|
Â
(3)
|
01/17/2015 |
Common Stock
|
48,191
|
$
8.99
|
D
|
Â
|
Incentive Stock Options
|
Â
(3)
|
01/17/2015 |
Common Stock
|
11,809
|
$
8.99
|
D
|
Â
|
Non-Qualified Stock Options
|
Â
(4)
|
01/12/2016 |
Common Stock
|
43,749
|
$
5.46
|
D
|
Â
|
Incentive Stock Options
|
Â
(4)
|
01/12/2016 |
Common Stock
|
16,251
|
$
5.46
|
D
|
Â
|
Non-Qualified Stock Options
|
Â
(5)
|
02/11/2014 |
Common Stock
|
55,699
|
$
7.09
|
D
|
Â
|
Incentive Stock Options
|
Â
(5)
|
02/11/2014 |
Common Stock
|
4,301
|
$
7.09
|
D
|
Â
|
Non-Qualified Stock Options
|
Â
(6)
|
02/07/2015 |
Common Stock
|
83,917
|
$
11.98
|
D
|
Â
|
Incentive Stock Options
|
Â
(6)
|
02/07/2015 |
Common Stock
|
11,083
|
$
11.98
|
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) |
Beginning August 18, 2003, options become exercisable in 37 installments, with the first installment of 25% vesting after one year and the remainder vesting monthly over three years |
(2) |
Beginning February 13, 2004, options become exercisable in 37 installments, with the first installment of 25% vesting after one year and the remainder vesting monthly over three years |
(3) |
Beginning January 18, 2005, options become exercisable in 37 installments, with the first installment of 25% vesting after one year and the remainder vesting monthly over three years |
(4) |
Beginning January 13, 2006, options become exercisable in 37 installments, with the first installment of 25% vesting after one year and the remainder vesting monthly over three years |
(5) |
Beginning February 12, 2007, options become exercisable in 25 installments, with the first installment of 33.33% vesting after one year and the remainder vesting monthly over two years |
(6) |
Beginning February 8, 2008, options become exercisable in 25 installments, with the first installment of 33.33% vesting after one year and the remainder vesting monthly over two years |