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)
(1)
|
09/19/1998 |
08/19/2008 |
Common Stock
|
653
|
$
6.5
|
D
|
Â
|
Employee Stock Option (right to buy)
(2)
|
04/02/1999 |
03/02/2009 |
Common Stock
|
1,559
|
$
5.375
|
D
|
Â
|
Employee Stock Option (right to buy)
(3)
|
07/01/1999 |
06/01/2009 |
Common Stock
|
605
|
$
4.875
|
D
|
Â
|
Employee Stock Option (right to buy)
(4)
|
09/16/1999 |
08/16/2009 |
Common Stock
|
376
|
$
4.125
|
D
|
Â
|
Employee Stock Option (right to buy)
(5)
|
05/03/2000 |
04/03/2010 |
Common Stock
|
526
|
$
21
|
D
|
Â
|
Employee Stock Option (right to buy)
(6)
|
04/22/2001 |
03/22/2011 |
Common Stock
|
792
|
$
15.8125
|
D
|
Â
|
Employee Stock Option (right to buy)
(7)
|
09/26/2007 |
09/05/2012 |
Common Stock
|
8,125
|
$
10.9
|
D
|
Â
|
Employee Stock Option (right to buy)
(7)
|
09/26/2007 |
03/21/2012 |
Common Stock
|
2,500
|
$
10.9
|
D
|
Â
|
Restricted Stock Units
|
Â
(9)
|
Â
(9)
|
Common Stock
|
20,000
|
$
(8)
|
D
|
Â
|
Employee Stock Option (right to buy)
(7)
|
09/26/2007 |
04/21/2013 |
Common Stock
|
1,875
|
$
10.9
|
D
|
Â
|
Employee Stock Option (right to buy)
(7)
|
09/26/2007 |
09/26/2013 |
Common Stock
|
8,500
|
$
10.9
|
D
|
Â
|
Restricted Stock Units
|
Â
(10)
|
Â
(10)
|
Common Stock
|
5,000
|
$
(8)
|
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 option of which one forty-eighth (1/48) of the shares underlying the option becomes vested and exercisable on September 19, 1998 and an additional one forty-eighth (1/48) of the shares underlying the option becomes vested and exercisable each month thereafter. |
(2) |
Represents option of which one forty-eighth (1/48) of the shares underlying the option becomes vested and exercisable on Aprill 2, 1999 and an additional one forty-eighth (1/48) of the shares underlying the option becomes vested and exercisable each month thereafter. |
(3) |
Represents option of which one forty-eighth (1/48) of the shares underlying the option becomes vested and exercisable on July 1, 1999 and an additional one forty-eighth (1/48) of the shares underlying the option becomes vested and exercisable each month thereafter. |
(4) |
Represents option of which one forty-eighth (1/48) of the shares underlying the option becomes vested and exercisable on September 16, 1999 and an additional one forty-eighth (1/48) of the shares underlying the option becomes vested and exercisable each month thereafter. |
(5) |
Represents option of which one forty-eighth (1/48) of the shares underlying the option becomes vested and exercisable on May 3, 2000 and an additional one forty-eighth (1/48) of the shares underlying the option becomes vested and exercisable each month thereafter. |
(6) |
Represents option of which one forty-eighth (1/48) of the shares underlying the option becomes vested and exercisable on Aprill 22, 2001 and an additional one forty-eighth (1/48) of the shares underlying the option becomes vested and exercisable each month thereafter. |
(7) |
This option is exercisable in three annual installments. The first installment became exercisable on September 26, 2007, and the next two installments become exercisable on September 26, 2008 and September 26, 2009. |
(8) |
Each restricted stock unit represents a contingent right to receive one share of NBIX common stock. |
(9) |
The restricted stock units vest in three annual installments. The first installment became exercisable on October 26, 2007, and the next two installments become exercisable on September 26, 2008 and September 26, 2009. |
(10) |
The restricted stock units vest in three annual installments beginning February 3, 2008 and the next two installments become exercisable on January 3, 2009 and January 3, 2010. |