Bethany Mayer - Nov 3, 2025 Form 4 Insider Report for LAM RESEARCH CORP (LRCX)

Role
Director
Signature
Marta Woods by Power of Attorney
Stock symbol
LRCX
Transactions as of
Nov 3, 2025
Transactions value $
-$207,667
Form type
4
Date filed
11/4/2025, 06:05 PM
Previous filing
Jul 1, 2025
Next filing
Nov 10, 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Mayer Bethany Director C/O LAM RESEARCH CORPORATION, 4650 CUSHING PARKWAY, FREMONT Marta Woods by Power of Attorney 2025-11-04 0001405693

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction LRCX Common Stock Sale -$208K -1.3K -44% $159.99 1.65K Nov 3, 2025 Direct F1
holding LRCX Common Stock 28.9K Nov 3, 2025 By Trust
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Buy Plan / Sale Plan: These are also open market purchases/sales of shares, but in this case the transaction is part of a trading plan. Rule 10b5-1 allows insiders to setup a trading plan to buy/sell stocks over a certain period of time. Since the purchases/sales are predetermined, this protects the insiders from violating insider trading law.

Transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

Explanation of Responses:

Id Content
F1 This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 12, 2024.