Ultra Clean Holdings, Inc. specializes in providing essential subsystems, intricate components, precision parts, and rigorous ultra-high purity cleaning and sophisticated analytical verification services. The company primarily caters to the global semiconductor sector, operating across the U.S. and internationally. Their extensive product portfolio includes ultra-clean valves, high-purity and industrial process connectors, pneumatic actuators, manifolds, safety solutions, hoses, pressure gauges, and heaters for gas lines and components. They also supply specialized chemical delivery modules engineered to transport gases and reactive chemicals in liquid or gaseous forms from a central point to reaction chambers. Furthermore, they offer comprehensive gas delivery systems, encompassing weldments, filters, precise mass flow controllers, regulators, pressure transducers, various valves, component heaters, and integrated electronic or pneumatic control systems. Ultra Clean Holdings also provides a range of industrial and automation production machinery, alongside fluid delivery systems that incorporate multiple chemical delivery units, PFA tubing, filters, flow controllers, regulators, component heaters, and integrated electronic/pneumatic controls. Additionally, the company engineers precision robotic systems, top-plate and frame assemblies, and process modules – which are vital subsystems within semiconductor manufacturing tools designed to process integrated circuits onto wafers – along with other advanced high-level assemblies. Beyond manufacturing, Ultra Clean Holdings offers critical services such as cleaning and coating for tool chamber components. They conduct specialized micro-contamination analysis, evaluating tool parts, wafers, depositions, chemicals, cleanroom materials, deionized water, and airborne molecular contaminants. The company also provides analytical verification specifically for the cleanliness of process tool chamber components. Their principal clientele includes original equipment manufacturers (OEMs) within the semiconductor capital equipment and integrated device manufacturing industries. Beyond semiconductors, they also cater to the display, consumer, medical, energy, industrial, and research equipment sectors. Established in 1991, the corporation maintains its headquarters in Hayward, California.
CEO: Jinsong Xiao. Company website
Ultra Clean Holdings, Inc. (UCTT) trades at $70.64, up 4.59% on the day, as of Sep 20, 2026 14:59 UTC.
Ultra Clean Holdings, Inc. has a market capitalisation of $3.17B, calculated from the live UCTT share price and shares outstanding.
UCTT has no meaningful price-to-earnings ratio: Ultra Clean Holdings, Inc. lost $0.52 per share over the last twelve months, and a P/E is only defined on positive earnings.
Ultra Clean Holdings, Inc. generated revenue of $2.20B over the trailing twelve months, which puts the stock at 1.44 times sales.
UCTT has traded between $21.49 and $144.22 over the past 52 weeks, and the last price is 51.0% below that high.
No. Ultra Clean Holdings, Inc. is loss-making, with a net margin of -1.07% over the trailing twelve months.
Wall Street analysts rate UCTT Buy, with an average price target of $123.33, 74.6% above the current price.
Ultra Clean Holdings, Inc. is classified under the Technology sector and the Semiconductors industry, and is domiciled in US.
Jinsong Xiao is the chief executive of Ultra Clean Holdings, Inc., which employs 6,948 people.
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