Photronics
NASDAQ:PLABPhotronics, Inc., together with its subsidiaries, engages in the manufacture and sale of photomask products and services in the United States, Taiwan, China, Korea, Europe, and internationally. It offers photomasks that are used in the manufacture of integrated circuits and flat panel displays (FPDs); and to transfer circuit patterns onto semiconductor wafers, and FDP substrates. The company offers electrical and optical components. It sells its products to semiconductor and FPD manufacturers, designers, and foundries, as well as to other high-performance electronics manufacturers through its sales personnel and customer service representatives. The company was formerly known as Photronic Labs, Inc. and changed its name to Photronics, Inc. in 1990. Photronics, Inc. was incorporated in 1969 and is based in Brookfield, Connecticut.
SiTime
NASDAQ:SITMSiTime Corporation designs, develops, and sells silicon timing systems solutions in Taiwan, Hong Kong, the United States, Singapore, and internationally. The company provides resonators and clock integrated circuits, and various types of oscillators. It serves various markets, including communications, datacenter, enterprise, automotive, industrial, internet of things, mobile, consumer, and aerospace and defense. The company sells its products directly to customers, distributors, and resellers. SiTime Corporation was incorporated in 2003 and is based in Santa Clara, California.
Ultra Clean
NASDAQ:UCTTUltra Clean Holdings, Inc. develops and supplies critical subsystems, components and parts, and ultra-high purity cleaning and analytical services for the semiconductor industry in the United States and internationally. The company provides ultra-clean valves, high purity connectors, industrial process connectors and valves, pneumatic actuators, manifolds and safety solutions, hoses, pressure gauges, and gas line and component heaters; chemical delivery modules that deliver gases and reactive chemicals in a liquid or gaseous form from a centralized subsystem to the reaction chamber; and gas delivery systems, such as weldments, filters, mass flow controllers, regulators, pressure transducers and valves, component heaters, and an integrated electronic and/or pneumatic control system. It also offers various industrial and automation production equipment; fluid delivery systems consist of one or more chemical delivery units, including PFA tubing, filters, flow controllers, regulators, component heaters, and an integrated electronic and/or pneumatic control system; precision robotic systems; top-plate assemblies; frame assemblies; process modules, a subsystem of semiconductor manufacturing tools that process integrated circuits onto wafers; and other high-level assemblies. In addition, the company provides tool chamber parts cleaning and coating services; micro-contamination analysis services for tool parts, wafers and depositions, chemicals, cleanroom materials, deionized water, and airborne molecular contamination; and analytical verification services for process tool chamber part cleaning. It primarily serves original equipment manufacturing customers in the semiconductor capital equipment and semiconductor integrated device manufacturing industries, as well as display, consumer, medical, energy, industrial, and research equipment industries. The company was founded in 1991 and is headquartered in Hayward, California.
Viavi Solutions
NASDAQ:VIAVViavi Solutions Inc. provides network test, monitoring, and assurance solutions for communications service providers, hyperscalers, network equipment manufacturers, original equipment manufacturers, government, and avionics customers in the Americas, the Asia-Pacific, Europe, the Middle East, and Africa. The company operates through three segments: Network Enablement (NE), Service Enablement (SE), and Optical Security and Performance Products (OSP). The NE segment offers testing solutions that access the network to perform build-out and maintenance tasks. Its solutions include instruments, software, and services to design, build, activate, certify, troubleshoot, and optimize networks; and test and measurement instrumentation for communication and safety. It also offers support and professional services, such as repair, calibration, software support, and technical assistance for the products; and system integration projects, including project management, installation, and implementation, as well as product and technology training, and consulting services. The SE segment provides embedded systems and enterprise performance management solutions for communication service providers, enterprises, and cloud operators with visibility into network, service, and application data. Its solutions include instruments, microprobes, and software, which monitor, collect, and analyze network data to reveal the actual customer experience and to identify opportunities for new revenue streams and network optimization. The OSP segment offers optical products for anti-counterfeiting, consumer and industrial, government, automotive, and industrial markets. The company was formerly known as JDS Uniphase Corporation. Viavi Solutions Inc. was founded in 1923 and is headquartered in Chandler, Arizona.