LAM RESEARCH CORP — Director's Dealing 2013

Feb 7, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: LAM RESEARCH CORP (LRCX)
CIK: 0000707549
Period of Report: 2013-02-05

Reporting Person: MADDOCK ERNEST E (Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-02-05	Common Stock	M	12030	$20.21	Acquired	0	Direct
2013-02-05	Common Stock	S	5868	$42.27	Disposed	0	Direct
2013-02-05	Common Stock	S	2862	$42.28	Disposed	0	Direct
2013-02-05	Common Stock	S	3300	$42.3	Disposed	62777	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-02-05	Stock Option (right to buy)	$20.21	M	12030	Disposed	2014-02-26	Common Stock (12030)	Direct

Footnotes

F1: Amount reported includes shares subject to unvested Restricted Stock Units.