Shannon John Poulin - 21 May 2026 Form 4 Insider Report for TERADYNE, INC (TER)

Reporting relationship: President, Semiconductor Test
Issuer ticker: TER
Reported as of: 21 May 2026
Net transaction value: -$581,013
SEC form: 4
Accepted by SEC: 26 May 2026, 17:23:39 UTC
Prior SEC filing: 03 Apr 2026
Source filing: View source filing
Reporting owner signature: /s/ Ryan E. Driscoll, Attorney-in-Fact

Key filing fact

Shannon John Poulin filed Form 4 for TERADYNE, INC (TER) on 26 May 2026.

Key facts

This page summarizes Shannon John Poulin's Form 4 filing for TERADYNE, INC (TER).
5 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 26 May 2026, 17:23.

Change

Previous filing in this sequence was filed on 03 Apr 2026.
Current net transaction value: -$581,013.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002065866 Primary reporting owner

Poulin Shannon John

Relationship: President, Semiconductor Test
Address: C/O TERADYNE, INC., 600 RIVERPARK DRIVE, NORTH READING
Signature: /s/ Ryan E. Driscoll, Attorney-in-Fact
Signature date: 26 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

TER transaction

Common Stock

Sale

Transaction value: $348,133
Shares: -1,008
Change %: -6.3%
Price: $345.37
Shares after: 15,066
Date: 21 May 2026
Ownership: Direct
Footnotes: F1

TER transaction

Common Stock

Options Exercise

Transaction value
Shares: +2,843
Change %: +19%
Price: $82.61^*
Shares after: 17,909
Date: 21 May 2026
Ownership: Direct
Footnotes: F1

TER transaction

Common Stock

Tax liability

Transaction value
Shares: -1,531
Change %: -8.5%
Price: $345.98^*
Shares after: 16,378
Date: 21 May 2026
Ownership: Direct
Footnotes: F2

TER transaction

Common Stock

Sale

Transaction value: $232,880
Shares: -656
Change %: -4%
Price: $355.00
Shares after: 15,722
Date: 22 May 2026
Ownership: Direct
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

TER transaction Derivative

Stock Option (Right to Buy)

Options Exercise

Transaction value
Shares: -2,843
Change %: -25%
Price: $0.000000^*
Shares after: 8,532
Date: 21 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 2,843
Exercise price: $82.61
Footnotes: F1, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 3 footnotes

Footnote F1

The reported transactions were effected pursuant to a sales plan adopted by the Reporting Person on February 19, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

Footnote F2

Shares withheld by the Issuer to pay the exercise price of the stock option exercise reported in this Form 4 and to satisfy the Reporting Person's tax withholding obligations in connection with such exercise.

Footnote F3

This option was granted under the Issuer's 2006 Equity and Cash Compensation Incentive Plan, and vests at the rate of 25% per year beginning on April 1, 2026, the first anniversary of the grant.