Patrick J. Lord - 03 Feb 2026 Form 4 Insider Report for LAM RESEARCH CORP (LRCX)

Reporting relationship: Executive Vice President
Issuer ticker: LRCX
Reported as of: 03 Feb 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 05 Feb 2026, 11:33:12 UTC
Prior SEC filing: 04 Mar 2025
Next SEC filing: 02 Mar 2026
Source filing: View source filing
Reporting owner signature: Marta Woods by Power of Attorney

Key filing fact

Patrick J. Lord filed Form 4 for LAM RESEARCH CORP (LRCX) on 05 Feb 2026.

Key facts

This page summarizes Patrick J. Lord's Form 4 filing for LAM RESEARCH CORP (LRCX).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 05 Feb 2026, 11:33.

Change

Previous filing in this sequence was filed on 04 Mar 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001343531 Primary reporting owner

LORD PATRICK J

Relationship: Executive Vice President
Address: C/O LAM RESEARCH CORPORATION, 4650 CUSHING PARKWAY, FREMONT
Signature: Marta Woods by Power of Attorney
Signature date: 05 Feb 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

LRCX transaction

Common Stock

Options Exercise

Transaction value: $0
Shares: +63,345
Change %: +84%
Price: $0.000000
Shares after: 138,803
Date: 03 Feb 2026
Ownership: Direct
Footnotes: F1, F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

LRCX transaction Derivative

Market-based Performance Restricted Stock Unit

Options Exercise

Transaction value: $0
Shares: -42,230
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 03 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 42,230
Exercise price: $0.000000
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

On 03/01/2023, the Reporting Person received a grant of 42,230 Market-based Performance Restricted Stock Units vesting between 0% and 150% on 03/01/2026. 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 02/01/2023 through 01/31/2026.

Footnote F2

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

Footnote F3

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.