Ultra Clean Holdings, Inc.

Ultra Clean Holdings, Inc. supplies critical subsystems, precision components, and ultra-high-purity cleaning and analytical services for the semiconductor industry. Its business is organized around Products and Services, with operations in the United States, Asia Pacific, and Europe and the Middle East through subsidiaries.

−2,9 %

15,7 %

−8,8 %

−2,1 %

3.19

1.89

— Ultra Clean Holdings, Inc.
%
Products70% Design and manufacture of production tools, components, modules, and subsystems for semiconductor and display equipment.
Services30% Ultra-high-purity cleaning, recoating, surface encapsulation, and contamination analysis for tool parts.

UCT sells primarily to semiconductor capital equipment OEMs and semiconductor device manufacturers, with additional...

  • Semiconductor capital equipment OEMsprimary

    Buy critical subsystems, gas and fluid delivery systems, and assemblies for wafer fabrication tools.

  • Semiconductor device manufacturers (IDM/foundry/memory)primary

    Buy cleaning, coating, recoating, and analytical services for tool parts and contamination control.

  • Display equipment manufacturerssecondary

    Buy selected products and subsystems for display capital equipment applications.

  • Other industrial and research equipment customerssecondary

    Buy specialized components or services where high-purity handling and precision matter.

UCT ships a majority of its products and performs most of its services for U.S.-registered customers that operate...

  • United States remains a major customer and operating base
  • International revenue is the larger share of reported sales
  • APAC facilities support semiconductor manufacturing clusters
  • EMEA operations provide local service and manufacturing support
  • Geography matters because revenue follows customer fab locations

UCT’s strategy centers on being an outsourced partner for complex semiconductor subsystems and high-purity service...

01
Deepen outsourced content in semiconductor toolsmedium-term

More subsystem and module content increases customer dependence and program stickiness.

02
Expand services tied to contamination controlmedium-term

Cleaning, recoating, and analytics are recurring needs linked to installed semiconductor equipment.

03
Maintain global manufacturing and service coveragelong-term

Local presence helps serve multinational OEM and fab customers across major regions.

UCT is exposed to the cyclicality of semiconductor and display capital spending, which can change quickly with customer...

high

Semiconductor and display industry cyclicality

Demand for UCT's products and services depends on customer capital spending and fab activity.

Scope
Products and Services segments
Materiality
high
high

Customer concentration

A small number of OEM customers account for a large share of revenue, increasing bargaining power and volatility.

Scope
Applied Materials, Lam Research and other large OEMs
Materiality
high
medium

Customer insourcing and qualification risk

Customers may bring subsystem manufacturing or cleaning in-house, and switching providers can require requalification.

Scope
Gas delivery, cleaning, coating, analytics
Materiality
high
medium

Inventory and supply-chain execution

Long lead times and demand swings can create shortages, excess inventory, or missed sales.

Scope
Raw materials, WIP, finished goods
Materiality
medium
medium

Third-party property and liability exposure

The company holds customer and supplier-owned property at its facilities and must safeguard it.

Scope
Customer parts, consigned materials
Materiality
medium
Revenue recognition timing
Quarterly comparability and geographic mix
Inventory valuation
Gross margin and working capital
Goodwill impairment
Earnings and asset values
Long-lived assets and intangibles
Depreciation, amortization, and impairment risk

: 29.4.2026