<SEC-DOCUMENT>0000707549-17-000129-index.html : 20171017
<SEC-HEADER>0000707549-17-000129.hdr.sgml : 20171017
<ACCEPTANCE-DATETIME>20171017161746
ACCESSION NUMBER:		0000707549-17-000129
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20171013
ITEM INFORMATION:		Entry into a Material Definitive Agreement
ITEM INFORMATION:		Results of Operations and Financial Condition
ITEM INFORMATION:		Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20171017
DATE AS OF CHANGE:		20171017

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:			0625

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-12933
		FILM NUMBER:		171140865

	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>8-K
<SEQUENCE>1
<FILENAME>lrcx_8-kx1qx2018.htm
<DESCRIPTION>8-K AMENDMENT TO CREDIT ARRANGEMENT AND QTRLY EARNINGS
<TEXT>
Document 1 - file: lrcx_8-kx1qx2018.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-10.1
<SEQUENCE>2
<FILENAME>lrcx_exhibitx101xq1x2018xl.htm
<DESCRIPTION>EXHIBIT 10.1 - AMENDMENT NO. 2 TO AR CREDIT AGREEMENT
<TEXT>
Document 2 - file: lrcx_exhibitx101xq1x2018xl.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>3
<FILENAME>lrcx_exhibitx991xq1x2018.htm
<DESCRIPTION>EXHIBIT 99.1 - QUARTERLY EARNINGS RELEASE
<TEXT>
Document 3 - file: lrcx_exhibitx991xq1x2018.htm

</DOCUMENT>
</SEC-DOCUMENT>