Teradyne VP has shares withheld for RSU taxes

Teradyne, Inc. VP, General Counsel and Secretary Ryan Driscoll reported routine share-withholding transactions related to restricted stock units.

Rhea-AI Filing Summary

Teradyne, Inc. VP, General Counsel and Secretary Ryan Driscoll reported routine share-withholding transactions related to restricted stock units. On January 27, 2026, 113 shares of common stock were withheld at $238.94 per share to cover tax obligations from RSU vesting, leaving 7,057.3054 shares beneficially owned directly.

On January 28, 2026, an additional 82 shares were withheld at $250.48 per share in connection with another RSU vesting, after which Driscoll directly owned 6,975.3054 Teradyne common shares. The holdings include shares previously acquired under Teradyne’s Employee Stock Purchase Plan.

Insider Trade Summary

Exercise Price or Tax Liability: 195 shares

Exercise Price or Tax Liability 2 txns

Insider Driscoll Ryan

Role VP, General Counsel, Secretary

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	82	$250.48	$21K
Exercise Price or Tax Liability	Common Stock	113	$238.94	$27K

Holdings After Transaction: Common Stock — 6,975.3054 shares (Direct)

Footnotes (3)

1. F1. Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted stock units ("RSUs") on January 27, 2026.
2. F2. Includes 98.7673 shares acquired under the Issuer's Employee Stock Purchase Plan on June 30, 2025, and 64.5779 shares acquired under the Issuer's Employee Stock Purchase Plan on December 31, 2025.
3. F3. Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of RSUs on January 28, 2026.

FAQ

What insider transactions did Teradyne (TER) report for Ryan Driscoll?

Teradyne reported that VP, General Counsel and Secretary Ryan Driscoll had company shares withheld to cover taxes on restricted stock unit vesting. On January 27, 2026, 113 shares were withheld, and on January 28, 2026, 82 shares were withheld, both from Teradyne common stock.

How many Teradyne (TER) shares does Ryan Driscoll own after these Form 4 transactions?

After the January 28, 2026 transaction, Ryan Driscoll beneficially owns 6,975.3054 shares of Teradyne common stock directly. This figure reflects shares remaining after tax-withholding transactions tied to restricted stock unit vesting and includes shares acquired through the Employee Stock Purchase Plan.

Were Ryan Driscoll’s Teradyne (TER) Form 4 transactions open-market sales?

The reported transactions were not open-market sales. They were shares withheld by Teradyne to satisfy Ryan Driscoll’s tax withholding obligations when restricted stock units vested on January 27 and January 28, 2026, as explicitly described in the filing’s explanatory footnotes.

What prices were used for Teradyne (TER) share withholding on Ryan Driscoll’s RSUs?

For tax withholding, Teradyne used $238.94 per share on January 27, 2026 for 113 withheld shares, and $250.48 per share on January 28, 2026 for 82 withheld shares. These prices apply to the common stock used to satisfy Driscoll’s RSU-related tax obligations.

What role does Ryan Driscoll hold at Teradyne (TER) according to the Form 4?

According to the Form 4, Ryan Driscoll is an officer of Teradyne, serving as Vice President, General Counsel and Secretary. The filing confirms he is not a director and not a 10% owner, and that the report is filed for one reporting person.

How were Teradyne (TER) Employee Stock Purchase Plan shares reflected in this Form 4?

The filing notes that Driscoll’s beneficial ownership includes shares from Teradyne’s Employee Stock Purchase Plan: 98.7673 shares acquired on June 30, 2025 and 64.5779 shares acquired on December 31, 2025. These plan shares are part of his total directly owned common stock.

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Accepted by SEC EDGAR 01/29/2026 - 04:25 PM Learn about SEC filing dates

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^*

Driscoll Ryan

(Last) (First) (Middle)

TERADYNE, INC.

600 RIVERPARK DRIVE

(Street)

NORTH READING MA 01864

(City) (State) (Zip)

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)
	VP, General Counsel, Secretary

3. Date of Earliest Transaction (Month/Day/Year)
01/27/2026

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

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

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

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	01/27/2026		F		113(1)	D	$238.94	7,057.3054(2)	D
Common Stock	01/28/2026		F		82(3)	D	$250.48	6,975.3054	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 ("RSUs") on January 27, 2026.

2. Includes 98.7673 shares acquired under the Issuer's Employee Stock Purchase Plan on June 30, 2025, and 64.5779 shares acquired under the Issuer's Employee Stock Purchase Plan on December 31, 2025.

3. Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of RSUs on January 28, 2026.

	/s/ Ryan E. Driscoll	01/29/2026
	** 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.