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ACLSAxcelis Technologies, Inc.Sell4.7·$174.96+2.28%
ACLS · Concentration risk · 10-K extracted

Axcelis Technologies (ACLS) concentration risks

Updated

The most significant concentration Axcelis Technologies discloses is international sales at 83.7%, 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: Axcelis Technologies’s SEC Form 10-K filed view the filing on SEC EDGAR ↗

At a glance

Disclosed-size breakdown · 4 disclosed concentrations

HIGH3
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
83.7%

international sales

10-K Item 1A: 'International sales...accounted for 83.7% of total revenue in 2025'
SEC 10-K · filed Feb 2026
HIGHBuilt-inGeographic
76%

Asia

10-K Item 1A: 'Ion implanter system shipments to customers in Asia represented 76.0% of total system revenue in 2025'
SEC 10-K · filed Feb 2026
HIGHOutside partyCustomer
55.2%

top ten customers

10-K Item 1A: 'our top ten customers accounted for 55.2% of our net sales'
SEC 10-K · filed Feb 2026
MEDIUMOutside partySupplier

limited group of suppliers

10-K Item 1A: 'We obtain many of these components and sub-assemblies from a limited group of suppliers'
SEC 10-K · filed Feb 2026
TrendMatrix Research · concentration synthesis

What these concentrations mean together

updated 2026-06-24

Axcelis Technologies carries a layered concentration profile where geographic, customer, and supplier exposures all reinforce one another at large disclosed shares. International sales accounted for 83.7% of total revenue in 2025 — the largest single concentration in the profile. Within that, ion implanter system shipments to customers in Asia represented 76.0% of total system revenue in 2025, making the Asia exposure the geographic sub-concentration that defines the overall revenue base. Both are structural in character: they reflect where global semiconductor manufacturing capacity is sited rather than any contractual arrangement that could be abruptly renegotiated. Customer concentration amplifies the geographic picture. The top ten customers accounted for 55.2% of net sales, a large share indicating that a small group of major semiconductor manufacturers drives the majority of Axcelis's revenue. Because these customers are largely located in Asia, the geographic and customer concentrations are correlated rather than independent — an industry downturn, trade restriction, or capacity reduction in Asian semiconductor manufacturing would affect both dimensions simultaneously rather than one offsetting the other. On the supply side, the company sources many components and sub-assemblies from a limited group of suppliers, a moderate-share dependency that adds an idiosyncratic risk: a disruption to that limited supply base could constrain the ability to fulfill orders even if customer demand remains intact. In aggregate, the profile is dominated by a tightly correlated pair of high-share exposures — Asian geography and a concentrated customer base — with a secondary supply-chain dependency. Trade policy developments affecting semiconductor equipment exports to Asia are the most direct macro variable to monitor.

For the engine’s reasoning on ACLS’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
AMATApplied Materials, Inc.2024
AMKRAmkor Technology, Inc.1203
AXTIAXT Inc1001

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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