Shannon John Poulin - May 9, 2025 Form 3 Insider Report for TERADYNE, INC (TER)

Role: President, Semiconductor Test
Signature: /s/ Ryan E. Driscoll, Attorney-in-Fact
Stock symbol: TER
Transactions as of: May 9, 2025
Transactions value $: $0
Form type: 3
Date filed: 5/13/2025, 06:02 PM
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Poulin Shannon John	President, Semiconductor Test	C/O TERADYNE, INC., 600 RIVERPARK DRIVE, NORTH READING	/s/ Ryan E. Driscoll, Attorney-in-Fact	2025-05-13	0002065866

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	TER	Common Stock						12.7K	May 9, 2025	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	TER	Stock Option (Right to Buy)							May 9, 2025	Common Stock	11.4K	$82.61	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents 12,711 restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2006 Equity and Cash Compensation Incentive Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs were granted on April 1, 2025 and vest 25% per year over four years beginning on April 1, 2026, the first anniversary of the grant.
F2	This option vests 25% per year over four years beginning on April 1, 2026, the first anniversary of the grant.

Remarks:

Exhibit List: Exhibit 24 - Power of Attorney