<SEC-DOCUMENT>0000892712-16-001924-index.html : 20161005
<SEC-HEADER>0000892712-16-001924.hdr.sgml : 20161005
<ACCEPTANCE-DATETIME>20161005141119
ACCESSION NUMBER:		0000892712-16-001924
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20161005
DATE AS OF CHANGE:		20161005

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CARBO CERAMICS INC
		CENTRAL INDEX KEY:			0001009672
		STANDARD INDUSTRIAL CLASSIFICATION:	ABRASIVE ASBESTOS & MISC NONMETALLIC MINERAL PRODUCTS [3290]
		IRS NUMBER:				721100013
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-48851
		FILM NUMBER:		161922036

	BUSINESS ADDRESS:	
		STREET 1:		575 NORTH DAIRY ASHFORD
		STREET 2:		SUITE 300
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77079
		BUSINESS PHONE:		2819216400

	MAIL ADDRESS:	
		STREET 1:		575 NORTH DAIRY ASHFORD
		STREET 2:		SUITE 300
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77079

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HEARTLAND ADVISORS INC
		CENTRAL INDEX KEY:			0000937394
		IRS NUMBER:				391078128
		STATE OF INCORPORATION:			WI
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		789 N WATER STREET
		CITY:			MILWAUKEE
		STATE:			WI
		ZIP:			53202
		BUSINESS PHONE:		414-347-7777

	MAIL ADDRESS:	
		STREET 1:		789 N WATER STREET
		CITY:			MILWAUKEE
		STATE:			WI
		ZIP:			53202
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>heartlandcarbo13ga.htm
<DESCRIPTION>AMENDMENT NO. 1 TO SCHEDULE 13G
<TEXT>
Document 1 - file: heartlandcarbo13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>