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 |
Employee Stock Option (right to buy)
|
Â
(3)
|
04/21/2020 |
Common Stock
|
8,334
|
$
0.99
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(4)
|
03/16/2021 |
Common Stock
|
22,917
|
$
2.14
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(5)
|
12/14/2021 |
Common Stock
|
65,661
|
$
4.82
|
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) |
Of the reported securities, 60,000 shares are represented by restricted stock units ("RSUs") pursuant to which twenty-five percent vest on December 10, 2013 and one-sixteenth vest quarterly thereafter. |
(2) |
Shares held directly by the Steven R. Sommer Trust dated January 26, 2004 for which the Reporting Person serves as trustee. |
(3) |
An option to purchase 50,000 shares was granted on April 22, 2010 and was exercised in part prior to the date on which the Reporting Person became subject to Section 16. One-fourth of the shares subject to the option vested on January 21, 2011 and one forty-eighth of the shares vest monthly thereafter. |
(4) |
An option to purchase 50,000 shares was granted on March 17, 2011 and was exercised in part prior to the date on which the Reporting Person became subject to Section 16. One-fourth of the shares subject to the option vested on March 27, 2012 and one forty-eighth of the shares vest monthly thereafter. |
(5) |
An option to purchase 100,000 shares was granted on December 15, 2011 and was exercised in part prior to the date on which the Reporting Person became subject to Section 16. One-fourth of the shares subject to the option vested on December 15, 2012 and one forty-eighth of the shares vest monthly thereafter. |