Mercedes Johnson (TER) logs 10b5-1 stock sale and trust holdings

Rhea-AI Filing Summary

Teradyne director Mercedes Johnson reported a small planned stock sale. On February 5, 2026, she sold 625 shares of common stock at $266.98 per share under a pre-arranged Rule 10b5-1 trading plan adopted on February 3, 2025.

After this sale, she beneficially owns 7,613 Teradyne shares directly. In addition, 1,876 shares are held indirectly by The Mercedes Johnson Trust UAD 07/23/04, for which she is trustee and sole beneficiary.

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

X

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^*

JOHNSON MERCEDES

(Last) (First) (Middle)

C/O 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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/05/2026

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	02/05/2026		S(1)		625	D	$266.98	7,613	D
Common Stock								1,876	I	By Trust(2)

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. The shares were sold pursuant to a sales plan adopted by the Reporting Person on February 3, 2025 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

2. Shares held by The Mercedes Johnson Trust UAD 07/23/04 (the "Trust"), of which the Reporting Person is the trustee and sole beneficiary.

	/s/ Ryan E. Driscoll, Attorney-in-Fact	02/06/2026
	** 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.

FAQ

What insider transaction did Mercedes Johnson report at Teradyne (TER)?

Mercedes Johnson, a director of Teradyne, reported selling 625 shares of common stock. The sale occurred on February 5, 2026 at a price of $266.98 per share, as disclosed in a Form 4 insider trading report.

At what price did Mercedes Johnson sell her Teradyne (TER) shares?

She sold her Teradyne common stock at $266.98 per share. The transaction covered 625 shares on February 5, 2026, and was reported as a sale in the Form 4 filing under transaction code "S" for a non-derivative security.

How many Teradyne (TER) shares does Mercedes Johnson own after the reported sale?

After the sale, Mercedes Johnson beneficially owns 7,613 Teradyne shares directly. She also has 1,876 shares held indirectly through The Mercedes Johnson Trust UAD 07/23/04, where she serves as trustee and sole beneficiary, according to the filing’s ownership table.

Was Mercedes Johnson’s Teradyne (TER) stock sale under a 10b5-1 plan?

Yes, the sale was executed under a Rule 10b5-1 trading plan. The footnotes explain that the plan was adopted on February 3, 2025 and was intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

What is the role of the trust mentioned in Mercedes Johnson’s Teradyne (TER) filing?

The filing states that 1,876 Teradyne shares are held by The Mercedes Johnson Trust UAD 07/23/04. Mercedes Johnson is described as the trustee and sole beneficiary of this trust, so these shares are reported as indirectly owned on the Form 4.

What is Mercedes Johnson’s relationship to Teradyne (TER)?

Mercedes Johnson is identified as a director of Teradyne, Inc. The Form 4 indicates her relationship by checking the "Director" box, with no officer or 10% owner roles marked, and it reports her beneficial ownership and recent stock sale.