<SEC-DOCUMENT>0000707549-19-000092-index.html : 20190514
<SEC-HEADER>0000707549-19-000092.hdr.sgml : 20190514
<ACCEPTANCE-DATETIME>20190514170527
ACCESSION NUMBER:		0000707549-19-000092
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20190509
FILED AS OF DATE:		20190514
DATE AS OF CHANGE:		20190514

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			VARON LESLIE F
		CENTRAL INDEX KEY:			0001207403

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-12933
		FILM NUMBER:		19823706

	MAIL ADDRESS:	
		STREET 1:		C/O DENTSPLY SIRONA INC
		STREET 2:		221 W PHILADELPHIA ST, STE 60W
		CITY:			YORK
		STATE:			PA
		ZIP:			17401

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LAM RESEARCH CORP
		CENTRAL INDEX KEY:			0000707549
		STANDARD INDUSTRIAL CLASSIFICATION:	SPECIAL INDUSTRY MACHINERY, NEC [3559]
		IRS NUMBER:				942634797
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		4650 CUSHING BLVD
		CITY:			FREMONT
		STATE:			CA
		ZIP:			94538
		BUSINESS PHONE:		5106590200

	MAIL ADDRESS:	
		STREET 1:		4650 CUSHING PARKWAY
		CITY:			FREMONT
		STATE:			CA
		ZIP:			94538
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>wf-form3_155786791181265.xml
<DESCRIPTION>FORM 3
<TEXT>
Document 1 - file: wf-form3_155786791181265.html

Document 1 - RAW XML: wf-form3_155786791181265.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>varonpoa20190505.htm
<DESCRIPTION>VARON POA
<TEXT>
Document 2 - file: varonpoa20190505.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>varonpoa20190505001.jpg
<DESCRIPTION>VARON POA
<TEXT>
Document 3 - file: varonpoa20190505001.jpg

</DOCUMENT>
</SEC-DOCUMENT>