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 |
Series G Convertible Preferred Stock
|
Â
(1)
|
Â
(1)
|
Common Stock
|
18,518
|
$
(1)
|
D
|
Â
|
Employee stock option (right to buy)
|
Â
(2)
|
05/16/2013 |
Common Stock
|
5,937
|
$
1.84
|
D
|
Â
|
Employee stock option (right to buy)
|
Â
(3)
|
11/28/2015 |
Common Stock
|
35,985
|
$
1.32
|
D
|
Â
|
Employee stock option (right to buy)
|
Â
(4)
|
08/08/2016 |
Common Stock
|
85,000
|
$
2
|
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 Series G Convertible Preferred Stock shall automatically convert into Common Stock on a one-for-one basis immediately prior to the closing of the Issuer's initial public offering of common stock. |
(2) |
The option is subject to an early exercise provision and is immediately exercisable. An option to purchase 47,500 shares was granted on May 16, 2003 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 May 5, 2004 and one forty-eighth of the shares shall vest monthly thereafter. |
(3) |
The option is subject to an early exercise provision and is immediately exercisable. An option to purchase 47,727 shares was granted on November 28, 2005 and was exercised in part prior to the date on which the Reporting Person became subject to Section 16. One forty-eighth of the shares subject to the option vested on August 26, 2005 and one forty-eighth of the shares shall vest monthly thereafter. |
(4) |
The option is subject to an early exercise provision and is immediately exercisable. An option to purchase 100,000 shares was granted on August 8, 2006 and was exercised in part prior to the date on which the Reporting Person became subject to Section 16. One forty-eighth of the shares subject to the option vested on July 29, 2006 and one forty-eighth of the shares shall vest monthly thereafter. |