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
(1)
|
04/04/2021 |
Common Stock
|
100,000
|
$
27.08
|
D
|
Â
|
Stock Option (Right to Buy)
|
Â
(2)
|
10/15/2017 |
Common Stock
|
78,400
|
$
4.43
|
D
|
Â
|
Stock Option (Right to Buy)
|
Â
(3)
|
04/01/2019 |
Common Stock
|
78,400
|
$
13.02
|
D
|
Â
|
Stock Option (Right to Buy)
|
Â
(4)
|
02/03/2020 |
Common Stock
|
282,240
|
$
14.71
|
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 options vest in four equal annual installments beginning on April 4, 2012. |
(2) |
The options vest in four equal annual installments beginning on October 15, 2008, and the option can be exercised immediately upon grant, provided that upon exercise the shares issued are subject to the same vesting and repurchase provisions that applied before exercise. |
(3) |
The options vest in four equal annual installments beginning on April 1, 2010, and the option can be exercised immediately upon grant, provided that upon exercise the shares issued are subject to the same vesting and repurchase provisions that applied before exercise. |
(4) |
The options vest in four equal annual installments beginning on February 3, 2011, and the option can be exercised immediately upon grant, provided that upon exercise the shares issued are subject to the same vesting and repurchase provisions that applied before exercise. |