<SEC-DOCUMENT>0000902664-17-003560-index.html : 20170911
<SEC-HEADER>0000902664-17-003560.hdr.sgml : 20170911
<ACCEPTANCE-DATETIME>20170911163635
ACCESSION NUMBER:		0000902664-17-003560
CONFORMED SUBMISSION TYPE:	SC 13D
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20170911
DATE AS OF CHANGE:		20170911

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CASTLE A M & 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

	FILING VALUES:
		FORM TYPE:		SC 13D
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-31304
		FILM NUMBER:		171079319

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HIGHBRIDGE CAPITAL MANAGEMENT LLC
		CENTRAL INDEX KEY:			0000919185
		IRS NUMBER:				134131516
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D

	BUSINESS ADDRESS:	
		STREET 1:		40 WEST 57TH ST.
		STREET 2:		32ND FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
		BUSINESS PHONE:		2122874900

	MAIL ADDRESS:	
		STREET 1:		40 WEST 57TH ST.
		STREET 2:		32ND FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019

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

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DUBIN & SWIECA ASSET MANAGEMENT INC
		DATE OF NAME CHANGE:	19950817
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D
<SEQUENCE>1
<FILENAME>p17-1835sc13d.htm
<DESCRIPTION>A. M. CASTLE & CO.
<TEXT>
Document 1 - file: p17-1835sc13d.htm

</DOCUMENT>
</SEC-DOCUMENT>