LAM RESEARCH CORP — Director's Dealing 2017

Feb 22, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: LAM RESEARCH CORP (LRCX)
CIK: 0000707549
Period of Report: 2017-02-17

Reporting Person: ARCHER TIMOTHY (Chief Operating Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-02-17	Common Stock	F	4032	$114.90	Disposed	69231	Direct
2017-02-17	Common Stock	M	43468	$114.90	Acquired	112699	Direct
2017-02-21	Common Stock	M	30000	$42.61	Acquired	142699	Direct
2017-02-21	Common Stock	S	30000	$117.61	Disposed	112699	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-02-17	Market-based Performance Restricted Stock Unit	$0.0	M	28979	Disposed		Common Stock (28979.0)	Direct
2017-02-21	Employee Stock Option (Right to Buy)	$42.61	M	30000	Disposed	2020-02-08	Common Stock (30000.0)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	4385	Indirect
Common Stock	518	Indirect

Footnotes

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

F2: On 2/18/14, the Reporting Person received a target grant of 28,979 Market-based Performance Restricted Stock Units vesting between 0% and 150% on 2/18/17. The performance of this award was based on the Lam Research Total Shareholder Return performance relative to the Philadelphia Semiconductor Sector Index Total Shareholder Return during the performance period of 2/18/14 to 2/17/17. The performance payout was approved at 150% of target.

F3: Shares exercised pursuant to 10b5-1 Trading Plan

F4: Shares sold pursuant to 10b5-1 Trading Plan.

F5: These Market-based Performance Restricted Stock Units vest between 0% and 150% on 2/18/17. The performance of this award is based on the Lam Research Total Shareholder Return performance relative to the Philadelphia Semiconductor Sector Index Total Shareholder Return during the performance period of 2/18/14 to 2/17/17.