LAM RESEARCH CORP — Director's Dealing 2025

Feb 6, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: LAM RESEARCH CORP (LRCX)
CIK: 0000707549
Period of Report: 2025-02-04

Reporting Person: Varadarajan Seshasayee (Senior Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-02-04	Common Stock	M	14542	—	Acquired	179084	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-02-04	Market-based Performance Restricted Stock Unit	$0	M	25540	Disposed		Common Stock (25540)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	2366.994	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Market-based Performance Restricted Stock Unit	$0		Common Stock (29190)	29190	Direct
Market-based Performance Restricted Stock Unit	$0		Common Stock (35950)	35950	Direct
Employee Stock Option (Right to Buy)	$59.881	2028-03-01	Common Stock (12270)	12270	Direct
Employee Stock Option (Right to Buy)	$30.033	2027-03-02	Common Stock (27480)	27480	Direct
Employee Stock Option (Right to Buy)	$98.153	2031-03-01	Common Stock (23880)	23880	Direct
Employee Stock Option (Right to Buy)	$17.675	2026-03-01	Common Stock (74320)	74320	Direct
Employee Stock Option (Right to Buy)	$54.057	2029-03-01	Common Stock (20880)	20880	Direct
Employee Stock Option (Right to Buy)	$49.092	2030-03-01	Common Stock (29400)	29400	Direct
Employee Stock Option (Right to Buy)	$19.007	2025-03-01	Common Stock (35760)	35760	Direct

Footnotes

F1: On 03/01/2022, the Reporting Person received a target grant of 25,540 Market-based Performance Restricted Stock Units vesting between 0% and 150% on 03/01/2025. The vesting of this award is based on the total return stock price performance of Lam Research shares (assuming reinvestment of dividends) relative to the market price performance of the PHLX Semiconductor Sector Total Return Index, comparing the 50-trading day trailing average closing price over the performance period from 02/01/2022 through 01/31/2025.

F2: The amount reported includes shares subject to unvested restricted stock units.

F3: The Market-based performance restricted stock units will vest between 0% and 150% on 03/01/2025. The performance of this award is based on the Lam Research Total Shareholder Return performance relative to the Philadelphia Semiconductor Total Return Index Total Shareholder Return during the performance period of 02/01/2022 through 01/31/2025.

F4: The Market-based performance restricted stock units will vest between 0% and 150% on 03/01/2027. 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 02/01/2024 through 01/31/2027.

F5: 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.

F6: The stock options will become exercisable in three equal installments on 03/01/2022, 03/01/2023, and 03/01/2024

F7: The stock options will become exercisable in three equal installments on 03/02/2021, 03/02/2022, and 03/02/2023.

F8: The stock options will become exercisable in three equal installments on 03/01/2025, 03/01/2026, and 03/01/2027.

F9: The stock options will become exercisable in three equal installments on 03/01/2020, 03/01/2021, and 03/01/2022.

F10: The stock options will become exercisable in three equal installments on 03/01/2023, 03/01/2024, and 03/01/2025

F11: The stock options will become exercisable in three equal installments on 03/01/2024, 03/01/2025, and 03/01/2026

F12: The stock options will become exercisable in three equal installments on 03/01/2019, 03/01/2020, and 03/01/2021.