# EDGAR Filing Document

**Accession Number:** 0000704532
**File Stem:** 0000950170-23-010944
**Filing Date:** 2023-3
**Character Count:** 1307
**Document Hash:** cae67ec5f2f66d56e394510a3efe8811
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000950170-23-010944.hdr.sgml**: 20230330

**ACCESSION NUMBER**: 0000950170-23-010944

**CONFORMED SUBMISSION TYPE**: ARS

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20230330

**FILED AS OF DATE**: 20230330

**DATE AS OF CHANGE**: 20230330

**EFFECTIVENESS DATE**: 20230330

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ONTO INNOVATION INC.
- **CENTRAL INDEX KEY:** 0000704532
- **STANDARD INDUSTRIAL CLASSIFICATION:** MEASURING & CONTROLLING DEVICES, NEC [3829]
- **IRS NUMBER:** 942276314
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1226

**FILING VALUES:**
- **FORM TYPE:** ARS
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39110
- **FILM NUMBER:** 23780864

**BUSINESS ADDRESS:**
- **STREET 1:** 16 JONSPIN ROAD
- **CITY:** WILMINGTON
- **STATE:** MA
- **ZIP:** 01887
- **BUSINESS PHONE:** 9782536200

**MAIL ADDRESS:**
- **STREET 1:** 16 JONSPIN ROAD
- **CITY:** WILMINGTON
- **STATE:** MA
- **ZIP:** 01887

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Onto Innovation Inc.
- **DATE OF NAME CHANGE:** 20191025

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** NANOMETRICS INC
- **DATE OF NAME CHANGE:** 19920703

### Attached PDF Documents

**Attachment 1:** `onto_annualreport_03.30.pdf`

_No text found in this document._