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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
1267376	Ava Hahn	C/O Lam Research Corporation 4650 Cushing Parkway Fremont CA 94538	Chief Legal Officer & Svp	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	Acquisiton	2023-03-01	1,448	$0.00	10,407	No	4	A	Direct
Common Stock	Disposition	2023-03-01	125	$490.92	10,282	No	4	F	Direct
Common Stock	Disposition	2023-03-01	131	$490.92	10,151	No	4	F	Direct
Common Stock	Disposition	2023-03-02	2,444	$489.98	7,707	No	4	F	Direct
Common Stock	Disposition	2023-03-02	581	$489.98	7,126	No	4	F	Direct
Common Stock	Disposition	2023-03-02	487	$479.00	6,639	No	4	S	Direct
Common Stock	Disposition	2023-03-03	3,206	$488.92	3,433	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	A	Direct
No	4	F	Direct
No	4	F	Direct
No	4	F	Direct
No	4	F	Direct
No	4	S	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Market-based Performance Restricted Stock Unit	Acquisiton	2023-03-01	2,654	$0.00	2,654	$0.00
Common Stock	Employee Stock Option (Right to Buy)	Acquisiton	2023-03-01	2,172	$0.00	2,172	$490.92

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
2,654			No	4	A	Direct
2,172		2030-03-01	No	4	A	Direct

Footnotes

The restricted stock units will vest in three equal installments on 03/01/2024, 03/01/2025, and 03/01/2026.
The amount reported includes shares subject to unvested restricted stock units.
Represents shares that were automatically withheld upon vesting of restricted stock units to satisfy tax withholding obligations.
This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 9, 2022.
The Market-based performance restricted stock units will vest between 0% and 150% on 03/01/2026. The performance of this award is based on the Lam Research Total Shareholder Return performance relative to the PHLX Semiconductor Total Return Index Total Shareholder Return during the performance period of 02/01/2023 through 01/31/2026.
The stock options will become exercisable in three equal installments on 03/01/2024, 03/01/2025, and 03/01/2026.