Douglas R. Bettinger - Oct 25, 2021 Form 4 Insider Report for LAM RESEARCH CORP (LRCX)

Role: Chief Financial Officer & EVP
Signature: Leign Cramer by Power of Attorney
Stock symbol: LRCX
Transactions as of: Oct 25, 2021
Transactions value $: -$1,440,193
Form type: 4
Date filed: 10/27/2021, 02:45 PM
Previous filing: Oct 1, 2021
Next filing: Nov 1, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	LRCX	Common Stock	Options Exercise	$750K	+9.3K	+12.34%	$80.60^*	84.7K	Oct 25, 2021	Direct	F1
transaction	LRCX	Common Stock	Sale	-$2.94M	-5.3K	-6.25%	$555.21	79.4K	Oct 25, 2021	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	LRCX	Employee Stock Option (Right to Buy)	Options Exercise	$750K	+9.3K		$80.60^*	0	Oct 25, 2021	Common Stock	9.3K	$80.60	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The amount reported includes shares subject to unvested restricted stock units.
F2	The stock options became exercisable in three equal installments on 03/01/2016, 03/01/2017, and 03/01/2018.