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Teradyne, Inc. planned insider sales

In the last twelve months insiders at Teradyne, Inc. filed 35 Form 144 notices of planned sales, 47,667 shares worth $16.1 million at the time of filing, from 7 sellers. The latest, filed 2 November 2026: Johnson Mercedes (director), 166 shares worth $45,723, planned for around 2 November 2026 through Fidelity Brokerage Services LLC. One notice's value as filed does not match the share price that day; it is marked in the table.

FiledSellerRelationshipSharesValuePlanned saleSold, per Form 4BrokerHow acquiredFiling
2 November 2026Johnson MercedesDirector166$45,7232 November 2026166 shares from 2 November 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
21 October 2026Matz MarilynDirector400$140,00021 October 2026400 shares from 21 October 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
15 October 2026Matz MarilynDirector800$273,02415 October 2026800 shares from 15 October 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
15 October 2026Smith Gregory StephenOfficer, Director4,000$1.4 million15 October 20264,000 shares from 15 October 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
1 October 2026Johnson MercedesDirector167$67,2841 October 2026167 shares from 1 October 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
17 September 2026Matz MarilynDirector400$140,44417 September 2026400 shares from 17 September 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
15 September 2026Matz MarilynDirector800$270,26415 September 2026800 shares from 15 September 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
15 September 2026Smith Gregory StephenOfficer, Director4,000$1.4 million15 September 20264,000 shares from 15 September 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
1 September 2026Johnson MercedesDirector167$56,9971 September 2026167 shares from 1 September 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
17 August 2026Matz MarilynDirector1,200$510,00017 August 20261,200 shares from 17 August 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
17 August 2026Smith Gregory StephenOfficer, Director4,000$1.7 million17 August 20264,000 shares from 17 August 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
3 August 2026Johnson MercedesDirector166$59,4533 August 2026166 shares from 3 August 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
15 July 2026Matz MarilynDirector1,200$427,57215 July 20261,200 shares from 15 July 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
15 July 2026Smith Gregory StephenOfficer, Director4,000$1.4 million15 July 20264,000 shares from 15 July 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
1 July 2026Johnson MercedesDirector167$76,8201 July 2026167 shares from 1 July 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
15 June 2026Matz MarilynDirector1,200$507,63615 June 20261,200 shares from 15 June 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
15 June 2026Smith Gregory StephenOfficer, Director4,000$1.7 million15 June 20264,000 shares from 15 June 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
2 June 2026Johnson MercedesDirector167$61,7472 June 2026167 shares from 2 June 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
22 May 2026Poulin Shannon JohnOfficer656$232,88022 May 20261,664 shares from 21 May 2026Fidelity Brokerage Services LLCStock Option ExerciseForm 144
21 May 2026Matz MarilynDirector400$140,00021 May 2026400 shares from 21 May 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
21 May 2026Poulin Shannon JohnOfficer1,008$348,13321 May 2026No matching Form 4 saleFidelity Brokerage Services LLCRestricted Stock VestingForm 144
15 May 2026Matz MarilynDirector800$271,18415 May 2026800 shares from 15 May 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
15 May 2026Smith Gregory StephenOfficer, Director8,597$2.9 million15 May 20268,597 shares from 15 May 2026Fidelity Brokerage Services LLCOptions Granted - 01/24/2020; Restricted Stock VestingForm 144
7 May 2026Driscoll RyanOfficer680$256,7687 May 2026680 shares from 7 May 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
8 April 2026Mills ReganOfficer16$5,4758 April 202616 shares from 8 April 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
6 April 2026Johnson MercedesDirector625$195,1216 April 2026625 shares from 6 April 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
2 April 2026Mills ReganOfficer252$73,3022 April 2026252 shares from 2 April 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
5 March 2026Johnson MercedesDirector625$187,0125 March 2026625 shares from 5 March 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
25 February 2026Mills ReganOfficer788$262,30225 February 2026788 shares from 25 February 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
5 February 2026Johnson MercedesDirector625$166,8625 February 2026625 shares from 5 February 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
5 January 2026Johnson MercedesDirector625$132,4065 January 2026625 shares from 5 January 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
12 December 2025Smith Gregory StephenOfficer, Director1,108$223,05112 December 20251,108 shares from 12 December 2025Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
5 December 2025Johnson MercedesDirector625$125,0005 December 2025625 shares from 5 December 2025Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
5 December 2025Ruzicka KristinOfficer2,129$164,465
value as filed; does not match the share price that day		5 December 2025No matching Form 4 saleFidelity Brokerage Services LLCRestricted Stock VestingForm 144
12 November 2025Smith Gregory StephenOfficer, Director1,108$199,66212 November 20251,108 shares from 12 November 2025Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
Read moreValue is the filer's own aggregate market value. Sold, per Form 4: the same seller's open-market sales on Form 4 from the notice's date to 90 days after, added up, as they appear on the insiders page; a holder who files no Form 4, such as some large holders, never shows one. What is a Form 144?