TER Form 144: Proposed resale after recent vesting

TER filed a Form 144 reporting proposed resale activity in its common stock following restricted stock vesting.

Rhea-AI Filing Summary

TER filed a Form 144 reporting proposed resale activity in its common stock following restricted stock vesting. The notice lists restricted stock vesting of 260 shares on 01/27/2026, 3,456 shares on 01/31/2026, and 284 shares on 02/01/2026. The filing also records a sale by Gregory S. Smith of 8,597 shares for $2,914,211.06 on 05/15/2026.

Insights

Securities Compliance Counsel

Routine Rule 144 resale notice tied to restricted stock vesting and a recent sale.

The filing lists restricted stock vesting events on 01/27/2026, 01/31/2026, and 02/01/2026

It documents a prior sale of 8,597 shares for $2,914,211.06 on 05/15/2026. This type of notice is administrative; timing and methods of any resale will depend on compliance with Rule 144 conditions stated elsewhere.

Key Figures

Shares sold (past 3 months): 8,597 shares Proceeds reported: $2,914,211.06 Restricted stock vesting: 260 shares +2 more

5 metrics

Shares sold (past 3 months) 8,597 shares Sale by Gregory S. Smith on 05/15/2026

Proceeds reported $2,914,211.06 Sale proceeds for 8,597 shares on 05/15/2026

Restricted stock vesting 260 shares Vesting on 01/27/2026

Restricted stock vesting 3,456 shares Vesting on 01/31/2026

Restricted stock vesting 284 shares Vesting on 02/01/2026

Key Terms

Form 144, Restricted Stock Vesting, Rule 144

3 terms

Form 144 regulatory

"144: Securities Sold During The Past 3 Months"

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 | 260 | 01/27/2026"

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.

Rule 144 regulatory

"Form type 144 (notice of proposed sale under Rule 144)"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

FAQ

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

What does TER's Form 144 report?

It reports proposed resales of common stock following restricted stock vesting and a recent insider sale. The filing lists vesting of 260, 3,456, and 284 shares on 01/27/2026, 01/31/2026, and 02/01/2026, and a sale of 8,597 shares on 05/15/2026.

Who sold shares reported in the TER filing?

The filing records a sale by Gregory S. Smith of 8,597 shares for $2,914,211.06. That transaction is dated 05/15/2026 and is shown under "Securities Sold During The Past 3 Months."

What restricted stock vesting is listed in TER's Form 144?

The notice lists restricted stock vesting of 260 shares on 01/27/2026, 3,456 shares on 01/31/2026, and 284 shares on 02/01/2026. Each vesting entry is labeled "Restricted Stock Vesting."

Does the Form 144 disclose proceeds or buyer for the prior sale?

Yes. The sale by Gregory S. Smith is shown with proceeds of $2,914,211.06. The filing does not identify the buyer or the specific resale method in the provided excerpt.

Does Form 144 itself permit resale of the vested shares?

Form 144 is a notice of proposed resale under resale rules; it does not by itself authorize a sale. Compliance with applicable resale conditions and any timing constraints is required before resale can occur.

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

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Accepted by SEC EDGAR 06/15/2026 - 10:28 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	4000	1692120.00	156542162	06/15/2026	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	01/27/2026	Restricted Stock Vesting	Issuer			260	01/27/2026	Compensation
Common	01/31/2026	Restricted Stock Vesting	Issuer			3456	01/31/2026	Compensation
Common	02/01/2026	Restricted Stock Vesting	Issuer			284	02/01/2026	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
Gregory S. Smith 600 Riverpark Drive North Reading MA 01864	Common	05/15/2026	8597	2914211.06

144: Remarks and Signature

Remarks
Date of Notice	06/15/2026
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/ Emily Navaro, 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)