144 0001966598 XXXXXXXX LIVE 0000707549 LAM RESEARCH CORP 000-12933 4650 CUSHING BLVD FREMONT CA 94538 5106590200 Fernandes Neil J Officer Common Fidelity Brokerage Services LLC

900 Salem Street Smithfield RI 02917

18170 4635893.80 1250571000 05/01/2026 NASDAQ Common 03/01/2022 Restricted Stock Vesting Issuer N 7500 03/01/2022 Compensation Common 03/01/2024 Restricted Stock Vesting Issuer N 10670 03/01/2024 Compensation Y 05/01/2026 11/17/2025 /s/ Gerardo Ibarra-Munoz, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Neil J. Fernandes