<SEC-DOCUMENT>0001045309-16-000215-index.html : 20160526
<SEC-HEADER>0001045309-16-000215.hdr.sgml : 20160526
<ACCEPTANCE-DATETIME>20160526165828
ACCESSION NUMBER:		0001045309-16-000215
CONFORMED SUBMISSION TYPE:	SD
PUBLIC DOCUMENT COUNT:		2
<RULE>
<RULE-NAME>13p-1
<ITEM>
<ITEM-NUMBER>1.01
<ITEM-PERIOD>20151231
</ITEM>
<ITEM>
<ITEM-NUMBER>1.02
<ITEM-PERIOD>20151231
</ITEM>
</RULE>
FILED AS OF DATE:		20160526
DATE AS OF CHANGE:		20160526

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			W R GRACE & CO
		CENTRAL INDEX KEY:			0001045309
		STANDARD INDUSTRIAL CLASSIFICATION:	CHEMICALS & ALLIED PRODUCTS [2800]
		IRS NUMBER:				650773649
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SD
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13953
		FILM NUMBER:		161678921

	BUSINESS ADDRESS:	
		STREET 1:		7500 GRACE DRIVE
		CITY:			COLUMBIA
		STATE:			MD
		ZIP:			21044
		BUSINESS PHONE:		410 531 4000

	MAIL ADDRESS:	
		STREET 1:		7500 GRACE DRIVE
		CITY:			COLUMBIA
		STATE:			MD
		ZIP:			21044

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GRACE SPECIALTY CHEMICALS INC
		DATE OF NAME CHANGE:	19970902
</SEC-HEADER>
<DOCUMENT>
<TYPE>SD
<SEQUENCE>1
<FILENAME>a2015formsd.htm
<DESCRIPTION>SD
<TEXT>
Document 1 - file: a2015formsd.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1.01
<SEQUENCE>2
<FILENAME>ex1012015conflictmineralsr.htm
<DESCRIPTION>EXHIBIT 1.01
<TEXT>
Document 2 - file: ex1012015conflictmineralsr.htm

</DOCUMENT>
</SEC-DOCUMENT>