Lam Research (LRCX): Officer filed to sell ~$7.13M

~$7.13M

planned to sell · 31K shares, around Oct 23, 2026

Planned for

Oct 23, 2026

Notice filed

Oct 23, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Aug 13, 2026CongressDisclosed partial sale of LRCX — reported range $1,001 - $15,000
2. Aug 24, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On August 24, 2026, Sohail U. Ahmed and Michael R. Cannon each notified the Board of Directors (the “Board”) of Lam Research Corporation (the “Company”) of their respective decisions to retire from the Board, effective November 2, 2026.”
3. Aug 31, 2026InsiderOfficer sold ~$1.51M of LRCX shares in the open market
4. Sep 2, 2026Insider · 1 personInsiders: 3 sales (~$17.4M)
5. Sep 9, 2026Insider · 2 peopleInsiders: 2 sales (~$12.6M)
6. Oct 6, 2026Government · Federal Register noticePhasedown of Hydrofluorocarbons: Notice of 2027 Allowance Allocations for Production and Consumption of Regulated Substances Under the American Innovation and Manufacturing Act of 2020, and Notice of Final Actions Establishing Administrative Consequences
7. Oct 15, 2026CongressDisclosed purchase of LRCX — reported range $1,001 - $15,000
8. Oct 21, 2026Company filing · Form 8-K · ResultsReported its results
9. Oct 23, 2026InsiderCEO sold ~$7.13M of LRCX shares in the open market

How to read SEC Form 144

Form 144 is a notice that a company insider plans to sell shares. It is filed when the sell order is placed, so it announces a planned sale and does not prove that the sale took place.

Full guide: What is an SEC Form 144?

What else is on file for Lam Research

For Lam Research, OQRO holds 12 insider filings (SEC Form 4 or Form 144), 2 Congress trade reports and 97 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its LRCX page.

How this filing works

• SEC Form 144
• Rule 10b5-1 trading plans

Other disclosures at Lam Research

• House Clerk periodic transaction reportOct 29, 2026
• SEC Form 4Oct 26, 2026
• SEC Form 4Sep 10, 2026
• SEC Form 4Sep 10, 2026
• SEC Form 144Sep 9, 2026
• SEC Form 144Sep 9, 2026

Everything OQRO holds on this company is on its LRCX page.