TER

TERADYNE, INC

Latest Form 4:Sale$1.7MbySmith Gregory Stephen (President and CEO) · filed Aug 18, 2026

TERADYNE, INC (TER) has 74 SEC Form 4 filings (87 transaction rows) in the rolling window, disclosed by 6 distinct insiders. Most recent filing: Aug 18, 2026.

The most active filer is Director JOHNSON MERCEDES with 11 filings. Insiders have net sold $11.3M over the trailing 6 months.

  • Industry:Semiconductors
  • CEO:Gregory Stephen Smith
  • Employees:6,600
  • HQ:North Reading, MA, US
  • IPO:1970-09-14

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$12.8M

reported sales (SEC code S)

Unique Insiders

6

in the rolling window

Market Cap

$55.5B

latest known value

Source
Sale$1.7MAug 18SEC ↗
Sale$510KAug 18SEC ↗
Sale$59KAug 4SEC ↗
Sale$1.4MJul 16SEC ↗
Sale$428KJul 16SEC ↗
Sale$77KJul 2SEC ↗
Sale$1.7MJun 16SEC ↗
Sale$508KJun 16SEC ↗
Sale$62KJun 3SEC ↗
Sale$348KMay 26SEC ↗
Sale$233KMay 26SEC ↗
Sale$140KMay 26SEC ↗
Smith Gregory StephenFirst in 5 months
Sale$2.9MMay 19SEC ↗
MATZ MARILYNFirst filing
Sale$271KMay 19SEC ↗
Driscoll RyanFirst filing
Sale$257KMay 11SEC ↗
Sale$5KApr 9SEC ↗
Sale$195KApr 7SEC ↗
Sale$73KApr 3SEC ↗
Sale$187KMar 6SEC ↗
Mills ReganFirst filing
Sale$262KFeb 27SEC ↗
Sale$167KFeb 6SEC ↗
Sale$132KJan 6SEC ↗
Sale$223KDec 15SEC ↗
Sale$125KDec 8SEC ↗
Sale$200KNov 14SEC ↗
Sale$111KNov 7SEC ↗
Sale$161KOct 15SEC ↗
Sale$92KOct 8SEC ↗
Sale$70KSep 24SEC ↗
Sale$64KSep 16SEC ↗
JOHNSON MERCEDESFirst filing
Sale$75KSep 9SEC ↗

Congress trading TER

See timeline →
  • DRep. Ro KhannaPurchase$1,001 - $15,0002026-05-01
  • RRep. Michael McCaulPurchase$15,001 - $50,0002026-04-29

STOCK Act disclosures are filed up to 45 days after the trade. Amount is a disclosed range, not an exact figure.

Related companies

TERADYNE, INC is in the Technology sector.