Teradyne (TER) executive uses 1,162 shares to cover RSU taxes

Rhea-AI Filing Summary

Teradyne, Inc. executive Shannon John Poulin, President of Semiconductor Test, reported a routine share withholding related to equity compensation. On April 1, 2026, 1,162 shares of common stock were withheld at $312.20 per share to cover tax obligations from vesting restricted stock units.

After this tax-withholding disposition, Poulin directly holds 16,073.5779 shares of Teradyne common stock. This event reflects compensation-related tax treatment rather than an open‑market purchase or sale decision.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Poulin Shannon John

Role President, Semiconductor Test

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	1,162	$312.20	$363K

Holdings After Transaction: Common Stock — 16,073.578 shares (Direct)

Footnotes (1)

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Key Figures

Shares withheld for taxes: 1,162 shares Per-share value for withholding: $312.20 per share Shares held after transaction: 16,073.5779 shares +1 more

4 metrics

Shares withheld for taxes 1,162 shares Tax-withholding disposition on April 1, 2026

Per-share value for withholding $312.20 per share Value assigned to withheld common stock

Shares held after transaction 16,073.5779 shares Direct holdings after April 1, 2026 withholding

Tax-withholding shares count 1,162 shares Reported in transactionSummary as taxWithholdingShares

Key Terms

restricted stock units, tax withholding obligations, tax-withholding disposition, Form 4

4 terms

restricted stock units financial

"in connection with the vesting of restricted stock units on April 1, 2026"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

tax withholding obligations financial

"to satisfy the Reporting Person's tax withholding obligations in connection with the vesting"

tax-withholding disposition financial

"transaction_action": "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Poulin Shannon John

(Last) (First) (Middle)

600 RIVERPARK DRIVE

(Street)

NORTH READING MASSACHUSETTS 01864

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
TERADYNE, INC [ TER ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President, Semiconductor Test

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/01/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	04/01/2026		F		1,162(1)	D	$312.2	16,073.5779	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted stock units on April 1, 2026.

	/s/ Ryan E. Driscoll, Attorney-in-Fact	04/03/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did TER executive Shannon John Poulin report?

Shannon John Poulin reported a tax-related share withholding, not an open-market trade. On April 1, 2026, 1,162 Teradyne common shares were withheld to satisfy tax obligations tied to vesting restricted stock units, as disclosed in the Form 4 footnote.

How many TER shares were withheld for taxes in this Form 4 filing?

The filing shows 1,162 Teradyne common shares were withheld for taxes. These shares covered the reporting person’s tax obligations from restricted stock units vesting on April 1, 2026, and do not represent a discretionary sale into the open market.

At what price were the withheld TER shares valued in the transaction?

The withheld Teradyne shares were valued at $312.20 per share. This price is used in the Form 4 to describe the tax-withholding disposition related to the vesting of restricted stock units rather than a typical open-market trade by the executive.

How many TER shares does Shannon John Poulin hold after this transaction?

Following the tax-withholding event, Shannon John Poulin directly holds 16,073.5779 Teradyne common shares. This post-transaction balance, reported in the Form 4, helps show that the withholding reduced holdings only modestly compared with his remaining equity position.

Does this TER Form 4 indicate an open-market sale by the executive?

No, the Form 4 describes a tax-withholding disposition, not an open-market sale. Shares were withheld by Teradyne to satisfy Poulin’s tax obligations arising from restricted stock units vesting, as clearly stated in the filing’s explanatory footnote.