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Teradyne, Inc. Common Stock

XNAS · INSTRUMENTS FOR MEAS & TESTING OF ELECTRICITY & ELEC SIGNALS · INSTRUMENTS FOR MEAS & TESTING OF ELECTRICITY & ELEC SIGNALS

4 articles20 insider tx0 holders0 supply chain4 selling intent filings0 new insiders

Research articles

Includes notes from domestic 8-K and foreign private issuer 6-K disclosures.

SELLING INTENT

3 Teradyne Insiders Filed Intent to Sell 893 Shares (~$0.3M)

Teradyne (TER) had 3 Form 144 pre-sale notices filed between 2026-04-02 and 2026-04-08. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction. At …

5/4/2026 · 0 views

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Recent insider activity

Date Insider Title Type Shares Price Value
5/8/2026 Henry Andrew Chisholm GRANT 668
5/8/2026 MADDOCK ERNEST E GRANT 668
5/8/2026 Sayiner Necip GRANT 668
5/8/2026 TUFANO PAUL J GRANT 668
5/8/2026 van Kralingen Bridget A GRANT 668
5/8/2026 MATZ MARILYN GRANT 668
5/8/2026 JOHNSON MERCEDES GRANT 668
5/8/2026 Herweck Peter GRANT 668
5/7/2026 Driscoll Ryan VP, General Counsel, Secretary SELL -680 $378 $256,768
4/8/2026 Mills Regan President, Product Test SELL -16 $342 $5,475
4/6/2026 JOHNSON MERCEDES SELL -625 $312 $195,125
4/2/2026 Mills Regan President, Product Test SELL -252 $291 $73,302
4/1/2026 Poulin Shannon John President, Semiconductor Test TAX_WITHHOLD -1,162 $312 $362,776
4/1/2026 Mills Regan President, Product Test TAX_WITHHOLD -222 $312 $69,308
3/26/2026 Herweck Peter GRANT 92
3/26/2026 TUFANO PAUL J GRANT 159
3/26/2026 Henry Andrew Chisholm GRANT 75
3/13/2026 MADDOCK ERNEST E OTHER 2
3/13/2026 TUFANO PAUL J OTHER 25
3/13/2026 Herweck Peter OTHER 5

Insider Selling Intent (Form 144)

Date Filer Relationship Est. shares Filing
5/7/2026 Driscoll Ryan 680 SEC
4/8/2026 Mills Regan 16 SEC
4/6/2026 JOHNSON MERCEDES 625 SEC
4/2/2026 Mills Regan 252 SEC
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