$138.79 +0.35 (+0.25%) Closing price 05/29/2026 04:00 PM Eastern
Extended Trading
$137.94 -0.84 (-0.61%) As of 05/29/2026 06:49 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more. Entegris, Inc. develops, manufactures, and supplies microcontamination control products, specialty chemicals, and advanced materials handling solutions in North America, Taiwan, China, South Korea, Japan, Europe, and Southeast Asia. It operates in three segments: Materials Solutions (MS); Microcontamination Control (MC); and Advanced Materials Handling (AMH). The MC segment solutions to purify critical liquid chemistries and process gases used in semiconductor manufacturing processes and other high-technology industries; integrated circuit chemical mechanical polishing solutions, high-performance etch and clean chemistries, gases and materials, and safe and materials delivery systems. The MS segment provides materials-based solutions, such as chemical mechanical planarization slurries, pads, deposition materials, process chemistries and gases, formulated cleans, etchants, and other specialty materials. The Advanced Materials Handling segment develops solutions for customers' yields by protecting critical materials during manufacturing, transportation, and storage, which include monitor, protect, transport and deliver critical liquid chemistries, wafers, and other substrates for semiconductor, life sciences and other high-technology industries. The company's customers include logic and memory semiconductor device manufacturers, semiconductor equipment makers, gas and chemical manufacturing companies, and wafer grower companies; and flat panel display equipment makers, panel manufacturers, and manufacturers of hard disk drive components and devices, as well as their related ecosystems. It serves manufacturers and suppliers in the solar and life science industries, electrical discharge machining customers, glass and glass container manufacturers, aerospace manufacturers, and manufacturers of biomedical implantation devices. Entegris, Inc. was founded in 1966 and is headquartered in Billerica, Massachusetts.
