ONTO INNOVATION INC. — Director's Dealing 2021

May 12, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ONTO INNOVATION INC. (ONTO)
CIK: 0000704532
Period of Report: 2021-05-11

Reporting Person: TSINGOS CHRISTINE A (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-05-11	Common Stock	A	2500	$0.0	Acquired	37809	Direct

Footnotes

F1: Each Restricted Stock Unit represents a contingent right to receive one (1) share of ONTO Common Stock.

F2: 100% of the shares of Common Stock subject to the Restricted Stock Unit vest one (1) year from the grant date. Generally, vested shares will be delivered to the reporting person as soon as practicable after vesting.