FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      
1. Name and Address of Reporting Person * LORD PATRICK J 2. Issuer Name and Ticker or Trading Symbol LAM RESEARCH CORP [ LRCX ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable)_____ Director                    _____ 10% Owner
__X__ Officer (give title below)    _____ Other (specify below)
Executive Vice President
(Last)         (First)         (Middle)
C/O LAM RESEARCH CORPORATION, 4650 CUSHING PARKWAY
3. Date of Earliest Transaction (MM/DD/YYYY)
7/13/2020
(Street)
FREMONT, CA 94538
(City)       (State)       (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)
 
6. Individual or Joint/Group Filing (Check Applicable Line) _X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock  7/13/2020    S    5000 (1) D $343  8460 (2) D   
Common Stock  7/13/2020    M    1554 (1) A $119.67  10014 (2) D   
Common Stock  7/13/2020    S    1554 (1) D $343  8460 (2) D   
Common Stock  7/13/2020    M    1333 (1) A $190.07  9793 (2) D   
Common Stock  7/13/2020    S    1333 (1) D $343  8460 (2) D   
Common Stock  7/13/2020    M    2832 (1) A $176.75  11292 (2) D   
Common Stock  7/13/2020    S    2832 (1) D $343  8460 (2) D   

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
6. Date Exercisable and Expiration Date 7. Title and Amount of Securities Underlying Derivative Security
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (Right to Buy)  $119.67  7/13/2020    M        1554 (1)   (3) 3/1/2024  Common Stock  1554.0  $119.67  0  D   
Employee Stock Option (Right to Buy)  $190.07  7/13/2020    M        1333 (1)   (4) 3/1/2025  Common Stock  1333.0  $190.70  1334  D   
Employee Stock Option (Right to Buy)  $176.75  7/13/2020    M        2832 (1)   (5) 3/1/2026  Common Stock  2832.0  $176.50  5664  D   

Explanation of Responses:
(1)  This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 8, 2020.
(2)  The amount reported includes shares subject to unvested Restricted Stock Units.
(3)  The option vests in three equal annual installments beginning on March 1, 2018.
(4)  The option vests in three equal annual installments beginning on March 1, 2019.
(5)  The option vests in three equal annual installments beginning on March 1, 2020.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
LORD PATRICK J
C/O LAM RESEARCH CORPORATION
4650 CUSHING PARKWAY
FREMONT, CA 94538


Executive Vice President

Signatures
Brenna Hodgson by Power of Attorney 7/15/2020
**Signature of Reporting Person Date
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