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)
|
06/16/2019 |
Common Stock
|
10,000
|
$
8.72
|
D
|
Â
|
Series A Convertible Preferred Stock
|
03/22/2002 |
Â
(2)
|
Common Stock
|
10,889
|
$
(2)
|
I
|
By Prospect Associates II, L.P.
(5)
|
Series B Convertible Preferred Stock
|
07/25/2003 |
Â
(3)
|
Common Stock
|
10,807
|
$
(3)
|
I
|
By Prospect Associates II, L.P.
(5)
|
Series D Convertible Preferred Stock
|
03/26/2007 |
Â
(4)
|
Common Stock
|
2,481
|
$
(4)
|
I
|
By Prospect Associates II, L.P.
(5)
|
Series A Convertible Preferred Stock
|
03/22/2002 |
Â
(2)
|
Common Stock
|
715,037
|
$
(2)
|
I
|
By Prospect Venture Partners II, L.P.
(6)
|
Series B Convertible Preferred Stock
|
07/25/2003 |
Â
(3)
|
Common Stock
|
709,714
|
$
(3)
|
I
|
By Prospect Venture Partners II, L.P.
(6)
|
Series D Convertible Preferred Stock
|
03/26/2007 |
Â
(4)
|
Common Stock
|
162,963
|
$
(4)
|
I
|
By Prospect Venture Partners II, L.P.
(6)
|
* |
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) |
This option first became exercisable on July 31, 2009 and vests over a one-year period in equal monthly installments. |
(2) |
The Series A Convertible Preferred Stock is convertible into Common Stock on a one-for-0.25 basis and has no expiration date. |
(3) |
The Series B Convertible Preferred Stock is convertible into Common Stock on a one-for-0.25 basis and has no expiration date. |
(4) |
The Series D Convertible Preferred Stock is convertible into Common Stock on a one-for-0.25 basis and has no expiration date. |
(5) |
Held by Prospect Associates II, L.P. James B. Tananbaum, M.D., Alexander E. Barkas, Ph.D., David Schnell, M.D. and Russell C. Hirsch, M.D., Ph.D., the managing members of Prospect Management Co. II, LLC, the General Partner of Prospect Associates II, L.P., share voting and investment power over the shares held by Prospect Associates II, L.P., but disclaim beneficial ownership, except to the extent of their pecuniary interest therein. |
(6) |
Held by Prospect Venture Partners II, L.P. James B. Tananbaum, M.D., Alexander E. Barkas, Ph.D., David Schnell, M.D. and Russell C. Hirsch, M.D., Ph.D., the managing members of Prospect Management Co. II, LLC, the General Partner of Prospect Venture Partners II, L.P., share voting and investment power over the shares held by Prospect Venture Partners II, L.P., but disclaim beneficial ownership, except to the extent of their pecuniary interest therein. |