<SEC-DOCUMENT>0001257815-23-000032-index.html : 20230216
<SEC-HEADER>0001257815-23-000032.hdr.sgml : 20230216
<ACCEPTANCE-DATETIME>20230216083143
ACCESSION NUMBER:		0001257815-23-000032
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20230214
FILED AS OF DATE:		20230216
DATE AS OF CHANGE:		20230216

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			OH Yoon Ah
		CENTRAL INDEX KEY:			0001889970

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39110
		FILM NUMBER:		23637234

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

ISSUER:		

	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

	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
</SEC-HEADER>
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<SEQUENCE>1
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<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
Document 1 - file: edgardoc.html

Document 1 - RAW XML: edgardoc.xml

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</SEC-DOCUMENT>