What does LAM Research do?

LRCX · Plain-English company overview

A stock is a share of ownership in a company. Owning one means you own a small piece of that business.

In the company's own words, from Item 1 (Business) of its latest annual report (Form 10-K) filed with the SEC on 2025-08-11.

We are a global supplier of innovative wafer fabrication equipment and services to the semiconductor industry. We have built a strong global presence with core competencies in areas such as nanoscale manufacturing enablement, chemistry, plasma and fluidics, advanced systems engineering, and a broad range of operational disciplines. Our products and services are designed to help our customers build smaller and better performing devices that are used in a variety of electronic products, including mobile phones, personal computers, cloud and enterprise servers, wearables, automotive vehicles, and data storage devices.

Our customer base includes leading semiconductor memory, foundry, and integrated device manufacturers (“IDMs”) that make products such as non-volatile memory (“NVM”), dynamic random-access memory (“DRAM”), and logic devices. Their continued success is part of our commitment to driving semiconductor breakthroughs that define the next generation. Our core technical competency is integrating hardware, process, materials, software, and process control enabling results on the wafer.

Read the full 10-K on SEC.gov →

How did LAM Research's latest earnings compare?

An earnings release is a company's quarterly report of how much money it made. Analysts predict these numbers ahead of time, and the actual results are compared against those predictions.

In the most recent quarter (2026-06-30), LAM Research reported earnings of $1.82 per share. Analysts expected $1.7172 per share, so the company beat expectations.

SEC Filings

Key filings
Annual report (10-K)
The company's big yearly financial report.
2026-08-07
Quarterly report (10-Q)
A financial update covering the last 3 months.
2026-04-23
Material event (8-K)
A heads-up about something important that just happened.
2026-07-29
Most recent filings
Annual report (10-K)
The company's big yearly financial report.
2026-08-07
Insider trade (4)
An executive or director bought or sold company shares.
2026-08-07
Insider trade (4)
An executive or director bought or sold company shares.
2026-08-06
Proposed share sale (144)
Notice that an insider plans to sell some shares.
2026-08-06
Material event (8-K)
A heads-up about something important that just happened.
2026-07-29
Insider trade (4)
An executive or director bought or sold company shares.
2026-07-14
Proposed share sale (144)
Notice that an insider plans to sell some shares.
2026-07-13
Insider trade (4)
An executive or director bought or sold company shares.
2026-07-06
Proposed share sale (144)
Notice that an insider plans to sell some shares.
2026-07-02
SEC filing (11-K)
An official filing with the SEC.
2026-06-25
View all filings on SEC.gov →

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Zelothorn provides plain-English summaries drawn from official SEC filings for educational purposes only. It is not financial advice and does not recommend buying or selling any security.