Press release content from Business Wire. The AP news staff was not involved in its creation. Onto Innovation Reports 2020 Fourth Quarter and Full Year Results February 4, 2021 GMT WILMINGTON, Mass--(BUSINESS WIRE)--Feb 4, 2021-- Onto Innovation Inc. (NYSE: ONTO) today announced financial results for the fourth quarter and full year results for 2020. 2020 Fourth Quarter and Full Year Highlights Quarterly revenue of $155.1 million increased 23% compared to $126.5 million in the 2020 third quarter and exceeded management’s guidance. Revenue from RF customers supporting the 5G ramp increased 100% over the third quarter. Aspect ® metrology system accepted by a top three supplier of 3D NAND, displacing the incumbent metrology tool in the fourth quarter.