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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
707549	Lam Research Corp	LRCX	Special Industry Machinery, Nec (3559)	942634797

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1392424	A Richard Gottscho	4650 Cushing Parkway Fremont CA 94538	Executive Vice President & Cto	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Common Stock	Disposition	2020-08-04	75	$0.00	28,982	No	5	G	Direct
Common Stock	Acquisiton	2020-08-04	1,753	$190.07	30,735	No	4	M	Direct
Common Stock	Acquisiton	2020-08-04	3,540	$176.75	34,275	No	4	M	Direct
Common Stock	Disposition	2020-08-04	5,293	$384.52	28,982	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	5	G	Direct
No	4	M	Direct
No	4	M	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Employee Stock Option (Right to Buy)	Disposition	2020-08-04	1,753	$190.70	1,753	$190.07
Common Stock	Employee Stock Option (Right to Buy)	Disposition	2020-08-04	3,540	$176.75	3,540	$176.75

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
1,754		2025-03-01	No	4	M	Direct
7,080		2026-03-01	No	4	M	Direct

Footnotes

Amount reported includes shares subject to unvested Restricted Stock Units.
The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $384.37 to $384.56, inclusive.
The stock option becomes exercisable in three equal installments on 03/01/2019, 03/01/2020, and 03/01/2021.
The stock option becomes exercisable in three equal installments on 03/01/2020, 03/01/2021, and 03/01/2022.