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ACCESSION NUMBER:		0001193125-22-012550
CONFORMED SUBMISSION TYPE:	SC TO-C
PUBLIC DOCUMENT COUNT:		52
FILED AS OF DATE:		20220119
DATE AS OF CHANGE:		20220119
GROUP MEMBERS:		ZINC MERGER SUB, INC.

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ZOGENIX, INC.
		CENTRAL INDEX KEY:			0001375151
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				205300780
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC TO-C
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-85795
		FILM NUMBER:		22539167

	BUSINESS ADDRESS:	
		STREET 1:		5959 HORTON STREET, SUITE 500
		CITY:			EMERYVILLE
		STATE:			CA
		ZIP:			94608
		BUSINESS PHONE:		(510) 550-8300

	MAIL ADDRESS:	
		STREET 1:		5959 HORTON STREET, SUITE 500
		CITY:			EMERYVILLE
		STATE:			CA
		ZIP:			94608

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ZOGENIX INC
		DATE OF NAME CHANGE:	20060911

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			UCB S.A.
		CENTRAL INDEX KEY:			0001290640
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				980366580
		STATE OF INCORPORATION:			C9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC TO-C

	BUSINESS ADDRESS:	
		STREET 1:		C/O UCB, INC.
		STREET 2:		1950 LAKE PARK DRIVE
		CITY:			SMYRNA
		STATE:			GA
		ZIP:			30080
		BUSINESS PHONE:		770) 970-7500

	MAIL ADDRESS:	
		STREET 1:		C/O UCB, INC.
		STREET 2:		1950 LAKE PARK DRIVE
		CITY:			SMYRNA
		STATE:			GA
		ZIP:			30080
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