 WILMINGTON, Mass.--BUSINESS WIRE--- ONTO earnings--Onto Innovation Inc. NYSE: ONTO will release its 2022 first quarter financial results after the market closes on Tuesday, May 3, 2022. Onto Innovation will host a conference call in connection with its release of the financial results, which will be broadcast live over the internet. Michael P. Plisinski, chief executive officer, and Steven R. Roth, chief financial officer, will host the call. The call will take place: Tuesday, May 3, 2022, at 4:30 p.m. ET 