UCTT
Ultra Clean Holdings, Inc.

Ultra Clean Holdings, Inc.UCTT

Technology · Semiconductor Equipment & Materials
82.27USD
-5.71%
Sep 23, 2026
UCTT overview ready
Critical fluid and gas-delivery subsystems enabling semiconductor equipment demand
UCTT is a semiconductor-capital-equipment supply-chain vendor: it designs and manufactures critical fluid, gas-delivery, and electromechanical subsystems for process-tool OEMs, while also providing cleaning, coating, and analytical services used by semiconductor manufacturers to restore contamination-sensitive tool components.
Strong narrative exposure
Exposed to the Semiconductor Supply Chain Localization narrative through Semiconductor Manufacturing Equipment and Materials — component supplier.
Price structure is giving way
Longer-term context reads extended trend, with a near-term setup of constructive pullback.
Demanding valuation
The price embeds expectations that run ahead of the cash the business currently produces.
Fundamentals under pressure
Free cash flow yield is weak.
Primary risk
Cyclical demand fluctuations in semiconductor industry.
Market Aug 10Price action Aug 9Research Jul 17

Conviction Level

NarrativeHeat8.7ThemeHeat8.0PriceAction6.3Valuation0.3CompanyPosition7.3
Price
Loading price history…

Price Action

Price structure is giving way
Longer-term context reads extended trend, with a near-term setup of constructive pullback.
EntryReset + recovery

The stock remains extended from its long-term weekly base, but the recent reset toward the daily SMA100 aligned with support at the weekly EMA21. Daily structure is recovering above the fast averages, improving the current entry location.

Key Financials

Market Cap
$3.7B
Avg Volume (60D)
1.5M
60 sessions
Revenue Growth YoY
+2.5%
Trailing twelve months
Gross Margin
+15.8%
Operating Margin
+2.8%
Trailing twelve months
Free Cash Flow Yield
-2.2%
EV / EBITDA
30.5x
EV / Sales
1.9x
Market metrics as of Aug 11, 2026

Fundamentals & Valuation

One of the two valuation perspectives says expensive; peers is the dissenting view.
Ultra Clean Holdings, Inc. has an Expensive valuation stance because the price embeds expectations that run ahead of the cash the business currently produces. It trades at 30.5x EBITDA and 1.9x revenue, which require sustained delivery to be justified.

Company Research

Thesis
UCTT is a semiconductor-capital-equipment supply-chain vendor: it designs and manufactures critical fluid, gas-delivery, and electromechanical subsystems for process-tool OEMs, while also providing cleaning, coating, and analytical services used by semiconductor manufacturers to restore contamination-sensitive tool components.
Opportunity
Moderate opportunity
New domestic fab construction and broader semiconductor supply-chain capital expenditure drive demand for wafer-fab equipment, the critical subsystems embedded in that equipment, and recurring process-tool support services.
Key risk
Cyclical demand fluctuations in semiconductor industry.

Narrative & Theme

Semiconductor Supply Chain Localization
Part of Semiconductor Manufacturing Equipment and Materials, with moderate fit.
UCTT has real revenue exposure to semiconductor manufacturing capital spending because its subsystems are incorporated into wafer-fabrication equipment and its services support installed process tools.
Narrative HeatHot8.7 / 10
Theme HeatHeating up8.0 / 10

Business & Markets

Technology · Semiconductor Equipment & Materials
What they do

Ultra Clean Holdings, Inc. designs, sources, manufactures, and tests critical subsystems, components, and cleaning services for the semiconductor industry globally.

How it earns

The company generates revenue primarily through project-based sales of components, subsystems, and related services.

Products & services
Critical semiconductor subsystems and components
Cleaning and analytical services
Gas delivery solutions including valves, connectors, and pneumatic actuators
Customers & end markets
Semiconductor manufacturers
Industrial process companies
Market position

Niche supplier specializing in critical subsystems and services for semiconductor manufacturing.

Demand drivers
High cyclicality

Semiconductor equipment demand is closely tied to the cyclical semiconductor industry and capital expenditure cycles.