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 (LRCX) reported results of its Nov 4, 2025 annual meeting. Stockholders approved the Lam 2025 Stock Incentive Plan and an amendment to the Restated Certificate of Incorporation to limit the liability of certain officers to the fullest extent permitted by Delaware law. The amendment became effective upon filing with Delaware on November 4, 2025, and the company also filed a Restated Certificate that integrated prior amendments.
All director nominees were elected. “Say on Pay” was approved with 90.83% of votes cast. The new stock plan was approved with 93.79% of votes cast. KPMG LLP was ratified as independent auditor with 99.35% of votes cast. A shareholder proposal on special meeting rights received 41.36% support and was not approved.
Lam Research (LRCX) director reported a sale of 1,298 shares of common stock on 11/03/2025 at $159.99 per share (Transaction Code S). The trade was made pursuant to a Rule 10b5-1 trading plan adopted on November 12, 2024.
After the sale, the reporting person beneficially owned 1,652 shares directly and 28,930 shares indirectly held by a trust.
Lam Research (LRCX) director reported a Form 4 reflecting a tax withholding transaction. On 10/31/2025, 664 shares of common stock were withheld under transaction code F at a price of
Lam Research (LRCX) reported insider transactions by its Chief Legal Officer. On 10/27/2025, the officer sold 3,000 shares of common stock at $157.48, exercised employee stock options for 6,010 shares at an exercise price of $77.039, and sold 6,010 shares at $157.46.
Following these transactions, the officer beneficially owned 56,786.455 shares directly, which includes shares subject to unvested restricted stock units. The filing shows 12,020 derivative securities (employee stock options) remaining, expiring on 08/05/2031. The options referenced became exercisable in three equal installments on 03/01/2025, 03/01/2026, and 03/01/2027.
Lam Research (LRCX) reported stronger quarterly results. Revenue reached $5.324 billion, up from $4.168 billion a year ago, driven by higher systems sales and ongoing service demand. Gross margin improved to 50.4%, and net income rose to $1.569 billion with diluted EPS of $1.24. Operating income was $1.829 billion.
Systems revenue was $3.548 billion and customer support-related revenue was $1.777 billion. By region, China generated $2.283 billion, Taiwan $1.027 billion, and Korea $0.776 billion. Foundry represented 60% of leading/non-leading-edge equipment and upgrades, Memory 34%, and Logic/IDM 6%. Cash and cash equivalents were $6.693 billion, supported by $1.779 billion in operating cash flow. The company returned capital through $975.8 million of share repurchases and $292.0 million in dividends. Deferred revenue ended at $2.769 billion. Shares outstanding were 1,256,030 thousand as of October 22, 2025.
Lam Research Corporation furnished an Item 2.02 Form 8‑K stating it issued a press release announcing financial results for the fiscal quarter ended September 28, 2025.
The press release is attached as Exhibit 99.1 and, along with Item 2.02, is furnished and not deemed filed under the Exchange Act, nor incorporated by reference. The filing notes the Company’s common stock (LRCX) is listed on the Nasdaq Global Select Market.
Lam Research (LRCX): Insider transaction disclosed. A Senior Vice President reported an open‑market sale of 52,190 shares of common stock on 10/13/2025 at $138.9 per share (Transaction Code: S). The filing states the trade was effected under a Rule 10b5-1 trading plan adopted on June 11, 2025.
Following the sale, the officer beneficially owns 251,047 shares, held directly. The reported total includes shares subject to unvested restricted stock units. This filing reflects a personal share sale and ownership update by a company officer.
Lam Research provides its 2025 definitive proxy describing governance, executive pay, and recent financial results. Calendar year 2024 revenue was approximately $16.2 billion, about +13% versus 2023, with operating cash flow of approximately $4.6 billion (about 28% of revenues) and roughly $1.1 billion paid in dividends. For the combined March and June 2025 quarters, the company reported approximately $9.9 billion in revenue and $3.9 billion in operating cash flow, noting stronger wafer fabrication equipment spending and improved memory and foundry investments. Governance disclosures cover board composition, independence determinations, director nomination and refreshment practices, committee charters, stock ownership guidelines, and a clawback policy effective October 2, 2023. Compensation changes include base salary increases for named executives (ranging from +3.5% to +11.8%), a CEO target increase driven by a larger LTIP opportunity, and a 2025/2027 LTIP redesign replacing stock options with market-based PRSUs and service-based RSUs, including a payout cap when absolute TSR is negative.
Lam Research Corporation announced that its Audit Committee dismissed Ernst & Young LLP (EY) and engaged KPMG LLP as the independent registered public accounting firm effective
Lam Research has established a broad shelf registration that allows it to offer, from time to time, multiple types of securities including debt securities, common stock, preferred stock, depositary shares, warrants, rights, purchase contracts and units. The prospectus states offerings will be made by prospectus supplement that will specify terms. The company maintains a debt indenture under which debt securities would be issued with The Bank of New York Mellon Trust Company, N.A. acting as trustee. The filing incorporates by reference the company’s annual report for the fiscal year ended June 29, 2025 and other SEC filings and points investors to those incorporated documents for risk factors and financial detail.
Capital structure highlights shown in the prospectus include 4,000,000,000 authorized common shares (par $0.001), 5,000,000 authorized preferred shares (par $0.001), and 1,265,620,604 common shares outstanding as of August 7, 2025. Use of proceeds is stated as for general corporate purposes. The company’s common stock trades under the symbol LRCX on the Nasdaq Global Select Market.