<SEC-DOCUMENT>0000950142-20-000964-index.html : 20200331
<SEC-HEADER>0000950142-20-000964.hdr.sgml : 20200331
<ACCEPTANCE-DATETIME>20200331182930
ACCESSION NUMBER:		0000950142-20-000964
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200327
FILED AS OF DATE:		20200331
DATE AS OF CHANGE:		20200331

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HIGHBRIDGE CAPITAL MANAGEMENT LLC
		CENTRAL INDEX KEY:			0000919185
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-05415
		FILM NUMBER:		20763214

	BUSINESS ADDRESS:	
		STREET 1:		277 PARK AVE
		STREET 2:		23RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10172
		BUSINESS PHONE:		2122874900

	MAIL ADDRESS:	
		STREET 1:		277 PARK AVE
		STREET 2:		23RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10172

	FORMER NAME:	
		FORMER CONFORMED NAME:	HIGHBRIDGE CAPITAL MANAGEMENT INC /NY
		DATE OF NAME CHANGE:	19980610

	FORMER NAME:	
		FORMER CONFORMED NAME:	DUBIN & SWIECA ASSET MANAGEMENT INC
		DATE OF NAME CHANGE:	19950817

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			A. M. Castle & Co.
		CENTRAL INDEX KEY:			0000018172
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-METALS SERVICE CENTERS & OFFICES [5051]
		IRS NUMBER:				360879160
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1420 KENSINGTON ROAD
		STREET 2:		SUITE 220
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523
		BUSINESS PHONE:		8474557111

	MAIL ADDRESS:	
		STREET 1:		1420 KENSINGTON ROAD
		STREET 2:		SUITE 220
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CASTLE A M & CO
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
<FILENAME>es2000560_4-hcm.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
Document 1 - file: es2000560_4-hcm.html

Document 1 - RAW XML: es2000560_4-hcm.xml

</DOCUMENT>
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