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Company profile

TERADYNE, INC insider acquisitions

Company CIK 0000097210 · Reported insider acquisitions and filing context.

Company filings at SEC ↗
TER · Nasdaq

These are company listings. A transaction is linked to a particular security only when the filing provides enough information.

Company activity summary

By transaction date, as of October 23, 2026.

7 days30 days90 daysOverlapping periods · securities and currencies kept separate

No records are loaded for this 7-day transaction window. This does not establish that no transactions occurred.

Known purchase value sums available amounts for non-derivative purchases only. Missing amounts are excluded. “Currency not specified” does not establish that the amounts share a currency. These summaries use all matching loaded records, while the timeline below covers only the current page.

Transaction timeline

Who reported an acquisition, and when the transaction occurred.

Reported acquisitions by transaction dateEach row is a reporting owner. Select a marker to open its transaction details. Jointly reported transactions appear for each associated reporting owner, without dividing quantities or amounts.TUFANO PAUL JTUFANO PAUL JHerweck PeterHerweck PeterMADDOCK ERNEST EMADDOCK ERNEST ESmith Gregory StephenSmith Gregory StephenTurner Michelle L.Turner Michelle L.TUFANO PAUL J · December 17, 2025 · Other acquisition · Common StockTUFANO PAUL J · December 17, 2025 · Stock award · Common StockHerweck Peter · December 17, 2025 · Other acquisition · Common StockHerweck Peter · December 17, 2025 · Stock award · Common StockMADDOCK ERNEST E · December 17, 2025 · Other acquisition · Common StockSmith Gregory Stephen · November 5, 2025 · Exercise / conversion · Common StockTurner Michelle L. · November 3, 2025 · Stock award · Stock Option (Right to Buy)Turner Michelle L. · November 3, 2025 · Stock award · Common StockNov 3, 2025Dec 17, 2025
PurchaseStock awardGift receivedExercise / conversionConversionOther acquisition

8 dated transactions · 5 of 5 reporting owners shown. Select one owner to focus the chart.

View timeline as a table
Transaction dateCompany / securityReporting ownersAcquisition type
Dec 17, 2025TERADYNE, INCCommon StockTUFANO PAUL JOther acquisition
Dec 17, 2025TERADYNE, INCCommon StockTUFANO PAUL JStock award
Dec 17, 2025TERADYNE, INCCommon StockHerweck PeterOther acquisition
Dec 17, 2025TERADYNE, INCCommon StockHerweck PeterStock award
Dec 17, 2025TERADYNE, INCCommon StockMADDOCK ERNEST EOther acquisition
Nov 5, 2025TERADYNE, INCCommon StockSmith Gregory StephenExercise / conversion
Nov 3, 2025TERADYNE, INCStock Option (Right to Buy)Turner Michelle L.Stock award
Nov 3, 2025TERADYNE, INCCommon StockTurner Michelle L.Stock award

Only transactions on this page are shown. Date windows end on the latest transaction date in this sample. Joint filings may appear on more than one row. Sales are not included. Share-price charts use a separate data source.

Share price & reported acquisitions

Daily closing prices from a separate source. The date window above also filters prices; reporting-owner and transaction-type selections filter the markers.

Price history is not available

Market-price history is not connected yet.

TER · Currency not specified. A marker uses that day's closing price, not the reported transaction price. No price is substituted for a missing trading day.

Reported acquisitions

Filing-date filters apply to the list and timeline. The summary above uses transaction dates.

Reset
Reported insider acquisitions, ordered by filing date, newest first. Currency is shown only when reported.
Filed / transactedReporting ownersType / securityQuantityPrice / reference valueDetails
Trade: Other acquisitionCommon StockNon-derivative security · Code J360 *Value: 0Currency not specifiedView ↗
Trade: Stock awardCommon StockNon-derivative security · Code A2560 *Value: 0Currency not specifiedView ↗
Trade: Other acquisitionCommon StockNon-derivative security · Code J70 *Value: 0Currency not specifiedView ↗
Trade: Stock awardCommon StockNon-derivative security · Code A1480 *Value: 0Currency not specifiedView ↗
Trade: Other acquisitionCommon StockNon-derivative security · Code J20 *Value: 0Currency not specifiedView ↗
Trade:
Smith Gregory StephenPresident and CEO · Director
Exercise / conversionCommon StockNon-derivative security · Code M2,07236.75Value: 76,146Currency not specifiedView ↗
Trade:
Turner Michelle L.Chief Financial Officer
Stock awardStock Option (Right to Buy)Derivative security · Code A9,1560Value: 0Currency not specifiedView ↗
Trade:
Turner Michelle L.Chief Financial Officer
Stock awardCommon StockNon-derivative security · Code A11,1440Value: 0Currency not specifiedView ↗

Reporting owners are associated with a filing. Jointly reported amounts are not allocated to individual owners. Historical coverage is still being built. Read the methodology →