Vanda
Pharmaceuticals Inc.
|
(Name
of Issuer)
|
Common Stock, par value $0.001 per
share
|
(Title
of Class of Securities)
|
921659108
|
(CUSIP
Number)
|
Kevin
C. Tang
Tang
Capital Management, LLC
4401
Eastgate Mall
San
Diego, CA 92121
(858) 200-3830
|
(Name,
Address and Telephone Number of Person Authorized to
Receive
Notices and Communications)
|
September 15, 2008 - November 7,
2008
|
(Date
of Event which Requires Filing of this
Statement)
|
CUSIP
No. 921659108
|
13D
|
Page
2 of 8
|
||||
1
|
Names
of Reporting Persons.
I.R.S.
Identification Nos. of above persons (entities only).
Tang
Capital Partners, LP
|
|||||
2
|
Check
the Appropriate Box if a Member of a Group
|
(a)
¨
(b)
ý
|
||||
3
|
SEC
Use Only
|
|||||
4
|
Source
of Funds
WC
|
|||||
5
|
Check
If Disclosure of Legal Proceeding Is Required Pursuant to Items 2(d) or
2(e)
|
o
|
||||
6
|
Citizenship
or Place of Organization
Delaware
|
|||||
Number
of
|
7
|
Sole
Voting Power
0 (1)
|
||||
Shares
Beneficially
Owned
by
|
8
|
Shared
Voting Power
3,520,852(1)
|
||||
Each
Reporting
Person
With
|
9
|
Sole
Dispositive Power
0 (1)
|
||||
|
10
|
Shared
Dispositive Power
3,520,852(1)
|
||||
11
|
Aggregate
Amount Beneficially Owned by Each Reporting Person
3,520,852(1)
|
|||||
12
|
Check
if the Aggregate Amount in Row (11) Excludes Certain Shares
|
¨
|
||||
13
|
Percent
of Class Represented by Amount in Row (11)
13.2%(1)
|
|||||
14
|
Type
of Reporting Person
PN
|
CUSIP
No. 921659108
|
13D
|
Page 3
of 8
|
||||
1
|
Names
of Reporting Persons.
I.R.S.
Identification Nos. of above persons (entities only).
Tang
Capital Management, LLC
|
|||||
2
|
Check
the Appropriate Box if a Member of a Group
|
(a)
¨
(b)
ý
|
||||
3
|
SEC
Use Only
|
|||||
4
|
Source
of Funds
WC
|
|||||
5
|
Check
If Disclosure of Legal Proceeding Is Required Pursuant to Items 2(d) or
2(e)
|
o
|
||||
6
|
Citizenship
or Place of Organization
Delaware
|
|||||
Number
of
|
7
|
Sole
Voting Power
0 (1)
|
||||
Shares
Beneficially
Owned
by
|
8
|
Shared
Voting Power
3,520,852(1)
|
||||
Each
Reporting
Person
With
|
9
|
Sole
Dispositive Power
0 (1)
|
||||
|
10
|
Shared
Dispositive Power
3,520,852(1)
|
||||
11
|
Aggregate
Amount Beneficially Owned by Each Reporting Person
3,520,852(1)
|
|||||
12
|
Check
if the Aggregate Amount in Row (11) Excludes Certain Shares
|
o
|
||||
13
|
Percent
of Class Represented by Amount in Row (11)
13.2%(1)
|
|||||
14
|
Type
of Reporting Person
OO
|
CUSIP
No. 921659108
|
13D
|
Page 4
of 8
|
||||
1
|
Names
of Reporting Persons.
I.R.S.
Identification Nos. of above persons (entities only).
Kevin
C. Tang
|
|||||
2
|
Check
the Appropriate Box if a Member of a Group
|
(a)
¨
(b)
ý
|
||||
3
|
SEC
Use Only
|
|||||
4
|
Source
of Funds
PF,
WC, OO
|
|||||
5
|
Check
If Disclosure of Legal Proceeding Is Required Pursuant to Items 2(d) or
2(e)
|
o
|
||||
6
|
Citizenship
or Place of Organization
United
States
|
|||||
Number
of
|
7
|
Sole
Voting Power
0 (1)
|
||||
Shares
Beneficially
Owned
by
|
8
|
Shared
Voting Power
3,738,436(1)
|
||||
Each
Reporting
Person
With
|
9
|
Sole
Dispositive Power
0 (1)
|
||||
|
10
|
Shared
Dispositive Power
3,820,852(1)
|
||||
11
|
Aggregate
Amount Beneficially Owned by Each Reporting Person
3,820,852(1)
|
|||||
12
|
Check
if the Aggregate Amount in Row (11) Excludes Certain Shares
|
o
|
||||
13
|
Percent
of Class Represented by Amount in Row (11)
14.3%(1)
|
|||||
14
|
Type
of Reporting Person
IN
|
(a) | Amount beneficially owned and percentage of class: | |
Tang Capital Partners, LP | 3,520,852 shares, representing 13.2% of the class | |
Tang
Capital Management, LLC
|
3,520,852 shares, representing 13.2% of the class | |
Kevin C. Tang | 3,820,852 shares, representing 14.3% of the class |
Sole
power to vote or direct the vote:
|
|
Tang
Capital Partners, LP
|
0
shares
|
Tang
Capital Management, LLC
|
0
shares
|
Kevin
C. Tang
|
0
shares
|
Shared
power to vote or direct the vote:
|
|
Tang
Capital Partners, LP
|
3,520,852 shares
|
Tang
Capital Management, LLC
|
3,520,852 shares
|
Kevin
C. Tang
|
3,738,436 shares
|
Sole
power to dispose or direct the disposition:
|
|
Tang
Capital Partners, LP
|
0
shares
|
Tang
Capital Management, LLC
|
0
shares
|
Kevin
C. Tang
|
0
shares
|
Shared
power to dispose or direct the disposition:
|
|
Tang
Capital Partners, LP
|
3,520,852 shares
|
Tang
Capital Management, LLC
|
3,520,852 shares
|
Kevin
C. Tang
|
3,820,852 shares
|
Tang Capital Partners, LP | |||
By: | Tang Capital Management, LLC | ||
By: | /s/ Kevin C. Tang | ||
Kevin C. Tang, Manager | |||
Tang Capital Management, LLC | |||
By: |
/s/ Kevin C.
Tang
|
||
Kevin C. Tang, Manager | |||
/s/ Kevin C. Tang | |||
Kevin C. Tang | |||