TER files Form 144 to sell 625 shares (two entries)

TER submitted a Form 144 notice reporting proposed sales of 625 shares of Common Stock in separate transactions dated 02/05/2026 and 03/05/2026, with dollar values reported as $166,862.50 and $187,012.50 respectively.

Accepted by SEC EDGAR 04/06/2026 - 09:46 AM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

TER submitted a Form 144 notice reporting proposed sales of 625 shares of Common Stock in separate transactions dated 02/05/2026 and 03/05/2026, with dollar values reported as $166,862.50 and $187,012.50 respectively. The entries list restricted stock vesting events from 2016 and 2017 as the source.

Key Figures

Shares per transaction: 625 shares Value reported (02/05/2026): $166,862.50 Value reported (03/05/2026): $187,012.50 +2 more

5 metrics

Shares per transaction 625 shares Listed for 02/05/2026 and 03/05/2026 entries

Value reported (02/05/2026) $166,862.50 Dollar amount paired with 625 shares on 02/05/2026

Value reported (03/05/2026) $187,012.50 Dollar amount paired with 625 shares on 03/05/2026

Vesting date 05/10/2016 Restricted Stock Vesting source for a portion of securities

Vesting date 05/09/2017 Restricted Stock Vesting source for a portion of securities

Key Terms

Form 144, Restricted Stock Vesting, Broker-dealer

3 terms

Form 144 regulatory

"Form 144 notice reporting proposed sales of shares"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Restricted Stock Vesting financial

"Identified as the source of securities with vesting dates"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

Broker-dealer regulatory

"Fidelity Brokerage Services LLC listed as broker-dealer"

A broker-dealer is a licensed firm or individual that both executes trades on behalf of clients (acting as a broker) and buys or sells securities for its own account (acting as a dealer). Investors care because broker-dealers provide the plumbing of markets — they place orders, hold or move cash and securities, offer research or advice, and their stability and fees directly affect trade execution, costs, and the safety of client funds; think of them as a combined travel agent and taxi for your investments.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does TER's Form 144 report show?

The Form 144 reports proposed sales of 625 shares on 02/05/2026 and 625 shares on 03/05/2026. It lists the securities as resulting from restricted stock vesting dated 05/10/2016 and 05/09/2017

Who is the registered broker-dealer listed on the Form 144 for TER?

The filing lists Fidelity Brokerage Services LLC at 900 Salem Street, Smithfield, RI. This entry names the broker-dealer handling the proposed transactions and appears on the securities information section of the notice.

How much value is reported for the shares in TER's Form 144?

The notice shows aggregate dollar amounts of $166,862.50 for the 02/05/2026 entry and $187,012.50 for the 03/05/2026 entry. These figures correspond to the 625-share quantities listed on each date.

Do the Form 144 entries indicate how the shares were acquired?

Yes. The securities are identified as originating from Restricted Stock Vesting with vesting dates 05/10/2016 and 05/09/2017, indicating the shares were issued as compensation and later became eligible for sale.

Does Form 144 confirm completed sales of TER shares?

Form 144 reports proposed or intended sales rather than completed trades. The filing lists the amounts and dates for the proposed transactions but does not itself confirm settlement or completion of those sales.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001225110
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	TERADYNE, INC
SEC File Number	001-06462
Address of Issuer	600 RIVERPARK DRIVE NORTH READING MASSACHUSETTS 01864
Phone	978-370-2700
Name of Person for Whose Account the Securities are To Be Sold	JOHNSON MERCEDES
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	625	195120.98	156555950	04/06/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	05/10/2016	Restricted Stock Vesting	Issuer			615	05/10/2016	Compensation
Common	05/09/2017	Restricted Stock Vesting	Issuer			10	05/09/2017	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Mercedes Johnson 600 Riverpark Drive North Reading MA 01864	Common	02/05/2026	625	166862.50
Mercedes Johnson 600 Riverpark Drive North Reading MA 01864	Common	03/05/2026	625	187012.50

144: Remarks and Signature

Remarks
Date of Notice	04/06/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	02/03/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Mercedes Johnson
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)