<SEC-DOCUMENT>0001193125-18-094909-index.html : 20180326
<SEC-HEADER>0001193125-18-094909.hdr.sgml : 20180326
<ACCEPTANCE-DATETIME>20180326060833
ACCESSION NUMBER:		0001193125-18-094909
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20180326
DATE AS OF CHANGE:		20180326
GROUP MEMBERS:		BERKSHIRE HATHAWAY ASSURANCE CORP
GROUP MEMBERS:		BERKSHIRE HATHAWAY LIFE INSURANCE CO OF NEBRASKA
GROUP MEMBERS:		GENERAL RE CORP
GROUP MEMBERS:		GENERAL RE LIFE CORP
GROUP MEMBERS:		GENERAL REINSURANCE CORP
GROUP MEMBERS:		NATIONAL INDEMNITY CO
GROUP MEMBERS:		WARREN E. BUFFETT

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			USG CORP
		CENTRAL INDEX KEY:			0000757011
		STANDARD INDUSTRIAL CLASSIFICATION:	CONCRETE GYPSUM  PLASTER PRODUCTS [3270]
		IRS NUMBER:				363329400
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-36940
		FILM NUMBER:		18711543

	BUSINESS ADDRESS:	
		STREET 1:		550 WEST ADAMS STREET
		STREET 2:		DEPARTMENT 188
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60661
		BUSINESS PHONE:		312-606-4000

	MAIL ADDRESS:	
		STREET 1:		DEPARTMENT #188
		STREET 2:		550 WEST ADAMS STREET
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60661

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BERKSHIRE HATHAWAY INC
		CENTRAL INDEX KEY:			0001067983
		STANDARD INDUSTRIAL CLASSIFICATION:	FIRE, MARINE & CASUALTY INSURANCE [6331]
		IRS NUMBER:				470813844
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		3555 FARNAM STREET
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68131
		BUSINESS PHONE:		4023461400

	MAIL ADDRESS:	
		STREET 1:		3555 FARNAM STREET
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68131

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NBH INC
		DATE OF NAME CHANGE:	19980810
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>d559519dsc13da.htm
<DESCRIPTION>SC 13D/A
<TEXT>
Document 1 - file: d559519dsc13da.htm

</DOCUMENT>
</SEC-DOCUMENT>