<SEC-DOCUMENT>0001193125-21-095719-index.html : 20210326
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<ACCEPTANCE-DATETIME>20210326110151
ACCESSION NUMBER:		0001193125-21-095719
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		5
FILED AS OF DATE:		20210326
DATE AS OF CHANGE:		20210326

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TERADYNE, INC
		CENTRAL INDEX KEY:			0000097210
		STANDARD INDUSTRIAL CLASSIFICATION:	INSTRUMENTS FOR MEAS & TESTING OF ELECTRICITY & ELEC SIGNALS [3825]
		IRS NUMBER:				042272148
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-06462
		FILM NUMBER:		21775548

	BUSINESS ADDRESS:	
		STREET 1:		600 RIVERPARK DRIVE
		CITY:			NORTH READING
		STATE:			MA
		ZIP:			01864
		BUSINESS PHONE:		978-370-2700

	MAIL ADDRESS:	
		STREET 1:		600 RIVERPARK DRIVE
		CITY:			NORTH READING
		STATE:			MA
		ZIP:			01864

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TERADYNE INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
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<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>d95228ddefa14a.htm
<DESCRIPTION>DEFINITIVE ADDITIONAL MATERIALS
<TEXT>
Document 1 - file: d95228ddefa14a.htm

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<FILENAME>g95228g31p51.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g95228g31p51.jpg

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<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g95228g66n09.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g95228g66n09.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g95228gra001a.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g95228gra001a.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g95228gra001b.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g95228gra001b.jpg

</DOCUMENT>
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