Common Stock

Onto Innovation Inc. engages in the design development manufacture and support of process control tools that performs macro defect inspection and 2D/3D optical metrology lithography systems and process control analytical software worldwide. It offers process and yield management solutions and device packaging and test facilities through standalone systems for optical metrology macro-defect inspection packaging lithography and transparent and opaque thin film measurements; and process control software portfolio that includes solutions for standalone tools groups of tools and enterprise-or factory-wide suites. The company also provides spare parts and software licensing services. Its products are used by semiconductor and advanced packaging device manufacturers; silicon wafer; light emitting diode; vertical-cavity surface-emitting laser; micro-electromechanical system; CMOS image sensor; power device; analog device; RF filter; data storage; and various industrial and scientific applications. The company was formerly known as Rudolph Technologies Inc. Onto Innovation Inc. was founded in 1940 and is headquartered in Wilmington Massachusetts.