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LRCX · Concentration risk · 10-K extracted

Lam Research (LRCX) concentration risks

Updated

The most significant concentration Lam Research discloses is non-U.S. revenue at 93%, classified HIGH by disclosed size. Below: the full set from the latest 10-K — verbatim quotes, filing references, and a synthesis of what these exposures mean together.

Model-generated analysis — not investment advice. Not a registered investment advisor. Past performance does not guarantee future results.

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Methodology · Editorial policy & full disclaimer

Source: Lam Research’s SEC Form 10-K filed view the filing on SEC EDGAR ↗

At a glance

Disclosed-size breakdown · 3 disclosed concentrations

HIGH2
MEDIUM1
LOW0
Disclosed concentrations

Each card carries a disclosed-size chip (HIGH / MEDIUM / LOW — how large the exposure is as a share of revenue, not how dangerous it is) and a nature tag: Built-in(the company’s own model, geography, or products) or Outside party (an external customer, supplier, or distributor it relies on).

HIGHBuilt-inGeographic
93%

non-U.S. revenue

10-K Item 1A: 'Non-U.S. sales...accounted for approximately 93%, 93%, and 91% of total revenue in fiscal years 2025, 2024, and 2023, respectively.'
SEC 10-K · filed Aug 2025
HIGHOutside partySupplier

single-source components

10-K Item 1: 'Certain components and sub-assemblies that we include in our products may only be obtained from a single supplier.'
SEC 10-K · filed Aug 2025
MEDIUMOutside partyCustomer

limited key customers

10-K Item 1A: 'Sales to a limited number of large customers constitute a significant portion of our overall shipments, revenue, cash flows and profitability.'
SEC 10-K · filed Aug 2025
TrendMatrix Research · concentration synthesis

What these concentrations mean together

updated 2026-06-24

The company's concentration profile is anchored by a high-share geographic revenue exposure, compounded by supply-chain and customer dependencies that each carry their own risk dimension. Non-U.S. sales accounted for approximately 93% of total revenue in fiscal year 2025 — a high-share structural concentration reflecting the global nature of semiconductor manufacturing, where the largest logic and memory fabs are predominantly located outside the United States. This is a durable feature of the end-market geography rather than a counterparty-specific risk, but it introduces material sensitivity to export controls, trade restrictions, and regional demand cycles that could simultaneously affect a large portion of the revenue base. On the supply side, certain components and sub-assemblies may only be obtained from a single supplier — a high-share dependency without a disclosed alternative. In a business where equipment uptime and delivery schedules are critical to customer relationship health, a disruption at a sole-source component supplier could cascade into production delays and lost orders. The customer exposure is medium in size: a limited number of large customers constitute a significant portion of shipments, revenue, cash flows, and profitability. No individual customer share is disclosed, but the dependency character signals that order concentration among a small set of large chipmakers amplifies the impact of any single customer's capex decisions. Together, a heavily international revenue mix, sole-source components, and concentrated customer spending represent three overlapping channels through which macro and geopolitical developments could affect results.

For the engine’s reasoning on LRCX’s current verdict — including which dimensions drove the score — see the per-dimension breakdown.

Industry peers · Semiconductor Equipment & Materials

Peer concentration profile

SymbolNameHIGHMEDIUMLOWTotal
ACLSAxcelis Technologies, Inc.3104
ACMRACM Research, Inc.3003
AMBAAmbarella, Inc.3003
LRCXLam Research Corporation2103
AMATApplied Materials, Inc.2024
AMKRAmkor Technology, Inc.1203

Concentration counts reflect items disclosed in each peer’s most recent 10-K; disclosed-size classification uses TrendMatrix’s internal 10-K extraction taxonomy.

Concentration disclosures are extracted verbatim from SEC 10-K filings; the disclosed-size classification and the synthesis above are engine-derived. Size reflects how large each exposure is against fixed share thresholds (HIGH >50%, MEDIUM 25–50%, LOW <25% or an explicit diversification statement), not a judgment of how dangerous it is, and is not a buy/sell rating, a price target, or a view on the stock. Not a complete list of risk factors — see the full filing.

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