Welcome to our dedicated page for Lam Research SEC filings (Ticker: LRCX), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Lam Research Corporation (NASDAQ: LRCX) SEC filings page provides access to the company’s official regulatory disclosures, offering detailed insight into its operations as a global supplier of wafer fabrication equipment and services to the semiconductor industry. These documents are a primary source for understanding Lam’s financial performance, governance, capital structure, and key corporate decisions.
Investors can review current reports on Form 8-K, where Lam reports material events such as quarterly financial results, changes in its independent registered public accounting firm, and outcomes of stockholder meetings. For example, Lam has used Form 8-K to furnish earnings releases for quarters ended June 29, 2025 and September 28, 2025, to disclose the transition of its independent auditor from Ernst & Young LLP to KPMG LLP, and to report stockholder approval of the Lam 2025 Stock Incentive Plan and amendments to its Restated Certificate of Incorporation.
The company’s definitive proxy statement on Schedule 14A provides extensive information on corporate governance, board composition, executive compensation, equity incentive plans, and the items submitted to stockholders for vote at the annual meeting. This includes proposals related to director elections, advisory votes on executive compensation, auditor ratification, amendments to the certificate of incorporation, and stockholder proposals.
Through Lam’s annual and quarterly reports filed on Forms 10-K and 10-Q, users can examine comprehensive financial statements, management’s discussion and analysis, risk factors, and segment and geographic revenue details relevant to the semiconductor machinery manufacturing business. These filings complement the summarized data in earnings releases and help explain trends in systems revenue, customer support-related revenue, margins, cash balances, and other key metrics.
On Stock Titan, Lam Research filings are updated as they are posted to the SEC’s EDGAR system. AI-powered tools can assist by highlighting important sections, summarizing complex disclosures, and helping users locate information on topics such as stock incentive plans, auditor changes, dividend declarations, and board-authorized corporate actions. This makes it easier to interpret lengthy documents like 10-Ks, 10-Qs, and proxy statements, and to track how Lam’s regulatory reporting reflects its role in the semiconductor equipment industry.
Lam Research Corporation is a global supplier of wafer fabrication equipment and services focused on deposition, etch and clean technologies used by memory, foundry and integrated device manufacturers. The company highlights product families (ALTUS, SABRE, SPEED, Striker, VECTOR, Kiyo, Vantex, Syndion, Versys, Coronus and others) and a lifecycle service business (CSBG) that offers spares, upgrades, Equipment Intelligence and refurbished tools.
The company reports a significant international footprint with approximately 93% of revenue from non-U.S. sales in recent fiscal years, about 19,000 employees (~29% in R&D), major customers including Samsung Electronics and TSMC, an aggregate market value of common stock of $76,867,228,862 (Dec 29, 2024) and 1,265,621 thousand shares outstanding (Aug 7, 2025). The filing emphasizes R&D investment, ESG goals (net zero by 2050) and material risks including export controls, customer concentration, supply chain single-sourcing, cybersecurity threats, and industry cyclicality.
Lam Research (LRCX) Form 4: Chief Legal Officer Ava Harter reported two 2025 transactions in common stock.
- 08 Apr 2025 (Code P): Acquired 9.455 shares at $63.66 via the company’s dividend reinvestment program, lifting direct holdings to 65,056.455 shares.
- 05 Aug 2025 (Code F): 5,270 shares automatically withheld at $96.68 to cover tax on restricted-stock-unit vesting, reducing direct ownership to 59,786.455 shares.
No derivative securities were involved and no Rule 10b5-1 plan was indicated. The reporting person continues to hold roughly 60 k shares, signalling ongoing alignment, while the disposition appears administrative rather than a discretionary sale.