13D Filing: Tang Capital Partners LP and La Jolla Pharmaceutical Co (LJPC)

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CUSIP NO. 503459604
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
48,000
8.
Shared Voting Power
3,620,419
9.
Sole Dispositive Power
48,000
10.
Shared Dispositive Power
3,620,419
11.
Aggregate Amount Beneficially Owned by Each Reporting Person
3,668,419
12.
Check if the Aggregate Amount in Row (11) Excludes Certain Shares           ¨
13.
Percent of Class Represented by Amount in Row (11)
16.5%
14
Type of Reporting Person
IN

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