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
(2)
|
10/04/2009 |
Common Stock
|
2,432
|
$
5.81
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(3)
|
10/04/2009 |
Common Stock
|
37,568
|
$
5.81
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(4)
|
10/02/2010 |
Common Stock
|
52,000
|
$
10.09
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(5)
|
01/16/2011 |
Common Stock
|
70,000
|
$
11.2
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(6)
|
10/01/2011 |
Common Stock
|
71,000
|
$
7.4
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(7)
|
09/30/2012 |
Common Stock
|
45,000
|
$
10.32
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(8)
|
11/20/2013 |
Common Stock
|
70,000
|
$
15.23
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(9)
|
11/16/2014 |
Common Stock
|
72,000
|
$
27.32
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(10)
|
11/16/2015 |
Common Stock
|
26,000
|
$
30.42
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(11)
|
11/20/2016 |
Common Stock
|
33,120
|
$
36.75
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(12)
|
11/19/2017 |
Common Stock
|
43,725
|
$
22.87
|
D
|
Â
|
Employee Stock Option (right to buy)
|
Â
(13)
|
11/17/2018 |
Common Stock
|
66,138
|
$
8.64
|
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) |
Represents Restricted Stock Units which were granted on May 8, 2008 and vest over a four-year period, with 50% vesting on the second anniversary of the date of grant and 50% vesting on the fourth anniversary of the date of grant. |
(2) |
The option became exercisable in one increment of four shares on October 4, 2001, and one increment of 2,428 shares on October 4, 2003. |
(3) |
The option became exercisable in one increment of 10,000 shares on October 4, 2000, one increment of 9,996 shares on October 4, 2001, one increment of 10,000 shares on October 4, 2002, and one increment of 7,572 shares on October 4, 2003. |
(4) |
The option became exercisable in four increments of 13,000 shares each on October 2 of 2001, 2002, 2003 and 2004. |
(5) |
The option became exercisable in one increment of 23,336 shares on January 16, 2002 and two increments of 23,332 shares each on January 16 of 2003 and 2004. |
(6) |
The option became exercisable in two increments of 23,667 shares each on October 1 of 2002 and 2003, and one increment of 23,666 shares on October 1, 2004. |
(7) |
The option became exercisable in three increments of 15,000 shares each on September 30 of 2003, 2004 and 2005. |
(8) |
The option became exercisable in one increment of 23,334 shares on October 1, 2004, and two increments of 23,333 shares each on October 1 of 2005 and 2006. |
(9) |
The option became exercisable in three increments of 24,000 shares each on October 1 of 2005, 2006 and 2007. |
(10) |
The option became exercisable in two increments of 8,667 shares each on November 16 of 2006 and 2007, and one increment of 8,666 shares on November 16, 2008. |
(11) |
The option became exercisable as to two increments of 8,280 shares each on November 20 of 2007 and 2008, and become exercisable as to two increments of 8,280 shares each on November 20 of 2009 and 2010. |
(12) |
The option became exercisable as to one increment of 10,932 shares on November 19, 2008, and become exercisable as to three increments of 10,931 shares each on November 19 of 2009, 2010 and 2011. |
(13) |
The option becomes exercisable in two increments of 16,535 shares each on November 17 of 2009 and 2010, and two increments of 16,534 shares each on November 17 of 2011 and 2012. |