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)
|
05/07/2008 |
05/07/2012 |
Common Stock
|
6,896
|
$
6.83
|
D
|
Â
|
Stock Option (right to buy)
|
12/01/2008 |
12/01/2012 |
Common Stock
|
3,921
|
$
6.83
|
D
|
Â
|
Stock Option (right to buy)
|
03/24/2009 |
03/24/2013 |
Common Stock
|
6,862
|
$
6.83
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(1)
|
04/26/2014 |
Common Stock
|
12,745
|
$
7.65
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(2)
|
02/08/2016 |
Common Stock
|
5,000
|
$
22.82
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(3)
|
08/21/2016 |
Common Stock
|
14,000
|
$
23.45
|
D
|
Â
|
Stock Option (right to buy)
|
Â
(4)
|
07/13/2017 |
Common Stock
|
22,000
|
$
17.46
|
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) |
Shares vest 25% on the one year-anniversary of the grant date (April 27, 2006) and the remaining 75% vest quarterly for the following three years. |
(2) |
Shares vest 25% on the one year-anniversary of the grant date (February 8, 2008) and the remaining 75% vest quarterly for the following three years. |
(3) |
Shares vest 25% on the one year-anniversary of the grant date (August 21, 2008) and the remaining 75% vest quarterly for the following three years. |
(4) |
Shares vest 25% on the one year-anniversary of the grant date (July 13, 2009) and the remaining 75% vest quarterly for the following three years. |