<SEC-DOCUMENT>0000930413-18-000407-index.html : 20180214
<SEC-HEADER>0000930413-18-000407.hdr.sgml : 20180214
<ACCEPTANCE-DATETIME>20180213194834
ACCESSION NUMBER:		0000930413-18-000407
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20180214
DATE AS OF CHANGE:		20180213

SUBJECT COMPANY:	

	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:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-55221
		FILM NUMBER:		18606318

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TIAA CREF INVESTMENT MANAGEMENT LLC
		CENTRAL INDEX KEY:			0000887793
		IRS NUMBER:				133586142
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		730 THIRD AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017-3206
		BUSINESS PHONE:		2129166042

	MAIL ADDRESS:	
		STREET 1:		730 THIRD AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017-3206

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TIAA CREF INVESTMENT MANAGEMENT INC
		DATE OF NAME CHANGE:	19980223
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>c90300_sc13g.htm
<TEXT>
Document 1 - file: c90300_sc13g.htm

</DOCUMENT>
</SEC-DOCUMENT>