<SEC-DOCUMENT>0001214659-22-010534-index.html : 20220824
<SEC-HEADER>0001214659-22-010534.hdr.sgml : 20220824
<ACCEPTANCE-DATETIME>20220824160026
ACCESSION NUMBER:		0001214659-22-010534
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20220824
DATE AS OF CHANGE:		20220824
GROUP MEMBERS:		KEVIN TANG
GROUP MEMBERS:		TANG CAPITAL MANAGEMENT, LLC

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LA JOLLA PHARMACEUTICAL CO
		CENTRAL INDEX KEY:			0000920465
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				330361285
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-44849
		FILM NUMBER:		221191507

	BUSINESS ADDRESS:	
		STREET 1:		201 JONES ROAD, SUITE 400
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451
		BUSINESS PHONE:		617-715-3600

	MAIL ADDRESS:	
		STREET 1:		201 JONES ROAD, SUITE 400
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TANG CAPITAL PARTNERS LP
		CENTRAL INDEX KEY:			0001191935
		IRS NUMBER:				680517277
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		4747 EXECUTIVE DRIVE
		STREET 2:		SUITE 210
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
		BUSINESS PHONE:		858-200-3830

	MAIL ADDRESS:	
		STREET 1:		4747 EXECUTIVE DRIVE
		STREET 2:		SUITE 210
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>j819220sc13da19.htm
<DESCRIPTION>AMENDMENT NO. 19
<TEXT>
Document 1 - file: j819220sc13da19.htm

</DOCUMENT>
</SEC-DOCUMENT>