TER files Form 144 to sell 8,597 shares

TER submitted a Form 144 notice to sell 8,597 shares of Common Stock via Fidelity Brokerage Services LLC.

Rhea-AI Filing Summary

TER submitted a Form 144 notice to sell 8,597 shares of Common Stock via Fidelity Brokerage Services LLC. The filing lists specific sale/vesting events tied to restricted stock vesting on 01/28/2026 and 02/01/2026, and an options-related item dated 05/15/2026. The filing names NASDAQ as the market and references cash proceeds for the options‑related item.

Insights

Securities Compliance Counsel

Form 144 notice records intent to sell company common stock tied to vesting and option events.

The filing lists a broker-dealer, Fidelity Brokerage Services LLC, and identifies specific event dates: 01/28/2026, 02/01/2026, and 05/15/2026. These entries show the sale notice is tied to restricted stock vesting and option-related proceeds.

Cash-flow treatment for the options-related item is stated as Cash in the excerpt. Subsequent transaction completion and exact proceeds depend on reported sales following this notice; timing and execution details are not included in the excerpt.

Key Figures

Form 144 reported shares: 8,597 shares Restricted stock vesting - 01/28/2026: 518 shares Restricted stock vesting - 02/01/2026: 3,482 shares +3 more

6 metrics

Form 144 reported shares 8,597 shares Aggregate figure shown near filer information

Restricted stock vesting - 01/28/2026 518 shares Restricted Stock Vesting on <date>01/28/2026</date>

Restricted stock vesting - 02/01/2026 3,482 shares Restricted Stock Vesting on <date>02/01/2026</date>

Options-related item - 05/15/2026 4,597 shares Options Granted (01/24/2020) referenced on <date>05/15/2026</date>

Monetary figure shown 2,914,211.06 Numeric value listed in filer section (units not labeled in excerpt)

Large numeric identifier 156,542,162 Numeric value listed in filer section (units not labeled in excerpt)

Key Terms

Form 144, Restricted Stock Vesting, Options Granted

3 terms

Form 144 regulatory

"Filer Information | | | 144: Filer Information"

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

"Restricted Stock Vesting | Issuer | 518 | 01/28/2026"

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.

Options Granted financial

"Options Granted - 01/24/2020 | Issuer | 4,597 | 05/15/2026"

FAQ

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

What did TER report in the Form 144 filing?

TER reported a Form 144 notice to sell 8,597 shares of common stock through Fidelity Brokerage Services LLC. The filing ties the notice to restricted stock vesting on 01/28/2026 and 02/01/2026, and an options-related entry dated 05/15/2026.

Which events generated the shares available for sale in TER's filing?

The filing links shares to restricted stock vesting and an options-related event dated 05/15/2026. Specifically, restricted stock vesting entries show 518 shares on 01/28/2026 and 3,482 shares on 02/01/2026, and an options-related item shows 4,597 shares on 05/15/2026.

Who is the broker-dealer handling the proposed sale reported by TER?

The filing names Fidelity Brokerage Services LLC at 900 Salem Street, Smithfield, RI, as the broker-dealer. The excerpt also identifies NASDAQ as the market tied to the transaction entries.

Does the Form 144 state how proceeds will be received for TER's sale?

The excerpt indicates Cash as the treatment for the options-related item dated 05/15/2026. The filing does not provide detailed proceeds amounts or final sale prices in the provided content.

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

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Accepted by SEC EDGAR 05/15/2026 - 09:48 AM EDT Learn about SEC filing dates

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	0001666934
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	Smith Gregory Stephen
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	Officer
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	8597	2914211.06	156542162	05/15/2026	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	01/28/2026	Restricted Stock Vesting	Issuer			518	01/28/2026	Compensation
Common	02/01/2026	Restricted Stock Vesting	Issuer			3482	02/01/2026	Compensation
Common	05/15/2026	Options Granted - 01/24/2020	Issuer			4597	05/15/2026	Cash

* 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

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	05/15/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	02/12/2026
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/ Corey Walter, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Gregory S. Smith
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)