<SEC-DOCUMENT>0000707549-19-000066-index.html : 20190424
<SEC-HEADER>0000707549-19-000066.hdr.sgml : 20190424
<ACCEPTANCE-DATETIME>20190424161111
ACCESSION NUMBER:		0000707549-19-000066
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20190424
ITEM INFORMATION:		Results of Operations and Financial Condition
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20190424
DATE AS OF CHANGE:		20190424

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:		19763959

	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-kx3qx2019.htm
<DESCRIPTION>CURRENT REPORT - QUARTERLY EARNINGS RELEASE
<TEXT>
Document 1 - file: lrcx_8-kx3qx2019.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>lrcx_exhibitx991xq3x2019.htm
<DESCRIPTION>EXHIBIT 99.1 - QUARTERLY EARNINGS RELEASE
<TEXT>
Document 2 - file: lrcx_exhibitx991xq3x2019.htm

</DOCUMENT>
</SEC-DOCUMENT>