<SEC-DOCUMENT>0001193125-15-081144-index.html : 20150306
<SEC-HEADER>0001193125-15-081144.hdr.sgml : 20150306
<ACCEPTANCE-DATETIME>20150306164521
ACCESSION NUMBER:		0001193125-15-081144
CONFORMED SUBMISSION TYPE:	424B5
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20150306
DATE AS OF CHANGE:		20150306

FILER:

	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

	FILING VALUES:
		FORM TYPE:		424B5
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-202110
		FILM NUMBER:		15682277

	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>424B5
<SEQUENCE>1
<FILENAME>d883557d424b5.htm
<DESCRIPTION>424B5
<TEXT>
Document 1 - file: d883557d424b5.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g883557g03u87.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g883557g03u87.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g883557g54h53.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g883557g54h53.jpg

</DOCUMENT>
</SEC-DOCUMENT>