La Jolla Pharmaceutical Company
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(Name of Issuer)
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Common Stock, par value $0.0001
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(Title of Class of Securities)
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503459604
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(CUSIP Number)
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(858) 200-3830
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(Name, Address and Telephone Number of Person Authorized to
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Receive Notices and Communications)
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August 27, 2014
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(Date of Event which Requires Filing of this Statement)
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CUSIP NO. 503459604
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13D
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Page 2 of 6
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1.
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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
Shares Beneficially
Owned by
Each Reporting
Person With
|
7.
|
Sole Voting Power
0
|
|
8.
|
Shared Voting Power
1,699,067
|
||
9.
|
Sole Dispositive Power
0
|
||
10.
|
Shared Dispositive Power
1,699,067
|
||
11.
|
Aggregate Amount Beneficially Owned by Each Reporting Person
1,699,067
|
||
12.
|
Check if the Aggregate Amount in Row (11) Excludes Certain Shares ¨
|
||
13.
|
Percent of Class Represented by Amount in Row (11)
11.2%
|
||
14
|
Type of Reporting Person
PN
|
CUSIP NO. 503459604
|
13D
|
Page 3 of 6
|
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
Shares Beneficially
Owned by
Each Reporting
Person With
|
7.
|
Sole Voting Power
0
|
|
8.
|
Shared Voting Power
1,699,067
|
||
9.
|
Sole Dispositive Power
0
|
||
10.
|
Shared Dispositive Power
1,699,067
|
||
11.
|
Aggregate Amount Beneficially Owned by Each Reporting Person
1,699,067
|
||
12.
|
Check if the Aggregate Amount in Row (11) Excludes Certain Shares ¨
|
||
13.
|
Percent of Class Represented by Amount in Row (11)
11.2%
|
||
14
|
Type of Reporting Person
OO
|
CUSIP NO. 503459604
|
13D
|
Page 4 of 6
|
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
Shares Beneficially
Owned by
Each Reporting
Person With
|
7.
|
Sole Voting Power
42,840
|
|
8.
|
Shared Voting Power
1,699,067
|
||
9.
|
Sole Dispositive Power
42,840
|
||
10.
|
Shared Dispositive Power
1,699,067
|
||
11.
|
Aggregate Amount Beneficially Owned by Each Reporting Person
1,741,907
|
||
12.
|
Check if the Aggregate Amount in Row (11) Excludes Certain Shares ¨
|
||
13.
|
Percent of Class Represented by Amount in Row (11)
11.4%
|
||
14
|
Type of Reporting Person
IN
|
Tang Capital Partners, LP
|
|||
By:
|
Tang Capital Management, LLC | ||
By:
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/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
|