La Jolla Pharmaceutical : Statement of Changes in Beneficial Ownership - Form 4

Ownership Submission

FORM 4 Check this box if no longer subject to Section 16, Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL OMB Number:3235-0287Expires:January 31, 2005Estimated average burden hours per response...0.5

1. Name and Address of Reporting Person * TANG KEVIN C 2. Issuer Name and Ticker or Trading Symbol LA JOLLA PHARMACEUTICAL CO [LJPC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 4747 EXECUTIVE DRIVE, SUITE 210 3. Date of Earliest Transaction (Month/Day/Year) (Street) SAN DIEGO CA 92121 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Join/Group Filing(Check Applicable Line) ___ Form filed by One Reporting Person _X_ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code 4. Securities Acquired (A) or Disposed of (D) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) 6. Ownership Form: Direct (D) or Indirect (I) 7. Nature of Indirect Beneficial Ownership Code V Amount (A) or (D) Price

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivate Security	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code	5. Number of Derivative Securities Acquired (A) or Disposed of (D)	6. Date Exercisable and Expiration Date	7. Title and Amount of Securities Underlying Derivative Security	8. Price of Derivative Security	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)	11. Nature of Indirect Beneficial Ownership
Code	V	(A)	(D)	Date Exercisable	Expriation Date	Title	Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
Director	10% Owner	Officer	Other
TANG KEVIN C 4747 EXECUTIVE DRIVE, SUITE 210 SAN DIEGO, CA92121	X	X
TANG CAPITAL PARTNERS LP 4747 EXECUTIVE DRIVE, SUITE 210 SAN DIEGO, CA92121		X
TANG CAPITAL MANAGEMENT LLC 4747 EXECUTIVE DRIVE, SUITE 210 SAN DIEGO, CA92121		X
Hearne Michael S 4747 EXECUTIVE DRIVE, SUITE 210 SAN DIEGO, CA92121			Chief Financial Officer

Signatures

/s/ Kevin Tang	2022-08-24
**Signature of Reporting Person	Date
/s/ Kevin Tang, Managing Member of Tang Capital Management, LLC, General Partner	2022-08-24
**Signature of Reporting Person	Date
/s/ Kevin Tang, Managing Member	2022-08-24
**Signature of Reporting Person	Date
/s/ Michael Hearne	2022-08-24
**Signature of Reporting Person	Date

Explanation of Responses:

(*)	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 Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger (the "Merger Agreement"), dated as of July 10, 2022, by and among the Issuer, Innoviva, Inc., a Delaware corporation ("Parent"), and Innoviva Acquisition Sub, Inc., a Delaware corporation and a wholly-owned subsidiary of the Parent ("Purchaser"), to which Purchaser completed a tender offer for shares of common stock of the Issuer, $0.0001 par value per share (each, a "Share"), and thereafter merged with and into the Issuer (the "Merger") effective as of August 22, 2022 (the "Effective Time"). At the Effective Time, each issued and outstanding Share was converted into the right to receive $6.23 per Share, in cash, without interest (the "Offer Price") and subject to any withholding of taxes, upon the terms and subject to the conditions of the Merger Agreement. From and after the Effective Time, all Shares were no longer outstanding and were automatically cancelled.
(2)	The shares are beneficially owned by Tang Capital Partners, LP ("TCP"). Kevin Tang is the sole manager of Tang Capital Management, LLC ("TCM"), which is the general partner of TCP. Michael Hearne is the Chief Financial Officer of La Jolla Pharmaceutical Company, as well as Chief Financial Officer of TCM. Mr. Tang and Mr. Hearne each have a pecuniary interest in the shares beneficially held by TCP.
(3)	Pursuant to the Merger Agreement, at the Effective Time, each share of Series C-1(2) Convertible Preferred Stock was converted into the right to receive an amount in cash equal to 1,724.04 times the Offer Price.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure.Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.