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)
|
12/02/2005(1)
|
12/02/2014 |
Common Stock
|
1,276
|
$
2.88
|
D
|
Â
|
Employee Stock Option (right to buy)
|
12/01/2006(2)
|
12/01/2015 |
Common Stock
|
11,625
|
$
9.39
|
D
|
Â
|
Employee Stock Option (right to buy)
|
11/30/2007(3)
|
11/30/2016 |
Common Stock
|
18,000
|
$
18.89
|
D
|
Â
|
Employee Stock Option (right to buy)
|
12/06/2008(4)
|
12/06/2017 |
Common Stock
|
13,000
|
$
23.31
|
D
|
Â
|
Employee Stock Option (right to buy)
|
12/04/2009(5)
|
12/04/2018 |
Common Stock
|
14,000
|
$
17.33
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(6)
|
02/18/2020 |
Common Stock
|
25,000
|
$
17.18
|
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 option became exercisable as to 25% of the shares on December 2, 2005, and became exercisable as to 1/48th of the shares each full month thereafter. The option vested in full on December 2, 2008. |
(2) |
The option became exercisable as to 25% of the shares on December 1, 2006, and became exercisable as to 1/48th of the shares each full month thereafter. The option vested in full on December 1, 2009. |
(3) |
The option became exercisable as to 25% of the shares on November 30, 2007, and became exercisable as to 1/48th of the shares each full month thereafter. The option vested in full on November 30, 2010. |
(4) |
The option became exercisable as to 25% of the shares on December 6, 2008, and becomes exercisable as to 1/48th of the shares each full month thereafter. |
(5) |
The option became exercisable as to 25% of the shares on December 4, 2009, and becomes exercisable as to 1/48th of the shares each full month thereafter. |
(6) |
The option becomes exercisable as to 25% of the shares on February 18, 2011, and becomes exercisable as to 1/48th of the shares each full month thereafter. |