Dudediligence.

Teradyne, Inc

TERNASDAQ · Instruments for Meas & Testing of Electricity & Elec Signals
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Last 12 months

Sales planned on beside the trades reported on , and whether each names a .

Planned ·

$17.9M

38 notices · 63,500 sh

Oct 2025 to Oct 2026

Reported ·

$8,266,446

21 sales · 0 buys

Oct 2025 to Jun 2026

The two figures cover different periods.

20 of 21 reported sales carry the 10b5-1 box. Together they are 0.02% of the shares on issue.

PLANNED · FORM 144Oct 2025 to Oct 2026REPORTED · FORM 4Oct 2025 to Jun 2026N2025DJ2026FMAMJJASO2026-10-01: JOHNSON MERCEDES, Form 1442026-09-17: MATZ MARILYN, Form 1442026-09-15: MATZ MARILYN, Form 1442026-09-15: Smith Gregory Stephen, Form 1442026-09-01: JOHNSON MERCEDES, Form 1442026-08-17: MATZ MARILYN, Form 1442026-08-17: Smith Gregory Stephen, Form 1442026-08-03: JOHNSON MERCEDES, Form 1442026-07-15: MATZ MARILYN, Form 1442026-07-15: Smith Gregory Stephen, Form 1442026-07-01: JOHNSON MERCEDES, Form 1442026-06-15: MATZ MARILYN, Form 1442026-06-15: Smith Gregory Stephen, Form 1442026-06-02: JOHNSON MERCEDES, Form 1442026-05-22: Poulin Shannon John, Form 1442026-05-21: MATZ MARILYN, Form 1442026-05-21: Poulin Shannon John, Form 1442026-05-15: MATZ MARILYN, Form 1442026-05-15: Smith Gregory Stephen, Form 1442026-05-07: Driscoll Ryan, Form 1442026-04-08: Mills Regan, Form 1442026-04-06: JOHNSON MERCEDES, Form 1442026-04-02: Mills Regan, Form 1442026-03-05: JOHNSON MERCEDES, Form 1442026-02-25: Mills Regan, Form 1442026-02-05: JOHNSON MERCEDES, Form 1442026-01-05: JOHNSON MERCEDES, Form 1442025-12-12: Smith Gregory Stephen, Form 1442025-12-05: Ruzicka Kristin, Form 1442025-12-05: JOHNSON MERCEDES, Form 1442025-11-12: Smith Gregory Stephen, Form 1442025-11-05: Kumar Ujjwal, Form 1442025-11-05: Mehta Sanjay, Form 1442025-11-05: JOHNSON MERCEDES, Form 1442025-11-04: Mehta Sanjay, Form 1442025-11-03: Kumar Ujjwal, Form 1442025-10-27: Kumar Ujjwal, Form 1442025-10-10: Smith Gregory Stephen, Form 1442025-10-10: Smith Gregory Stephen, sold2025-11-05: JOHNSON MERCEDES, sold2025-11-12: Smith Gregory Stephen, sold2025-12-05: JOHNSON MERCEDES, sold2025-12-12: Smith Gregory Stephen, sold2026-01-05: JOHNSON MERCEDES, sold2026-02-05: JOHNSON MERCEDES, sold2026-02-25: Mills Regan, sold2026-03-05: JOHNSON MERCEDES, sold2026-04-02: Mills Regan, sold2026-04-06: JOHNSON MERCEDES, sold2026-04-08: Mills Regan, sold2026-05-07: Driscoll Ryan, sold2026-05-15: MATZ MARILYN, sold2026-05-15: Smith Gregory Stephen, sold2026-05-21: MATZ MARILYN, sold2026-05-21: Poulin Shannon John, sold2026-06-02: JOHNSON MERCEDES, sold2026-06-15: Smith Gregory Stephen, sold2026-06-15: MATZ MARILYN, sold
under a no plan named▼ salesize is dollars

Form 144 notices, newest first

2026-10-01JOHNSON MERCEDES, Director$67,284
167 shplan 2026-03-04Form 4s on file end Jun 23144 ↗
2026-09-17MATZ MARILYN, Director$140,444
400 shplan 2026-02-13Form 4s on file end Jun 23144 ↗
2026-09-15MATZ MARILYN, Director$270,264
800 shplan 2026-02-13Form 4s on file end Jun 23144 ↗
2026-09-15Smith Gregory Stephen, President and CEO$1,351,320
4,000 shplan 2026-02-12Form 4s on file end Jun 23144 ↗
2026-09-01JOHNSON MERCEDES, Director$56,997
167 shplan 2026-03-04Form 4s on file end Jun 23144 ↗
2026-08-17MATZ MARILYN, Director$510,000
1,200 shplan 2026-02-13Form 4s on file end Jun 23144 ↗
2026-08-17Smith Gregory Stephen, President and CEO$1,700,000
4,000 shplan 2026-02-12Form 4s on file end Jun 23144 ↗
2026-08-03JOHNSON MERCEDES, Director$59,453
166 shplan 2026-03-04Form 4s on file end Jun 23144 ↗
2026-07-15MATZ MARILYN, Director$427,572
1,200 shplan 2026-02-13Form 4s on file end Jun 23144 ↗
2026-07-15Smith Gregory Stephen, President and CEO$1,425,240
4,000 shplan 2026-02-12Form 4s on file end Jun 23144 ↗
2026-07-01JOHNSON MERCEDES, Director$76,820
167 shplan 2026-03-04Form 4s on file end Jun 23144 ↗
2026-06-15MATZ MARILYN, Director$507,636
1,200 shplan 2026-02-13144 ↗
Form 4, 2026-06-16: sold 1,200 at $423.03 Form 4 ↗
2026-06-15Smith Gregory Stephen, President and CEO$1,692,120
4,000 shplan 2026-02-12144 ↗
Form 4, 2026-06-16: sold 4,000 at $423.03 Form 4 ↗
2026-06-02JOHNSON MERCEDES, Director$61,747
167 shplan 2026-03-04144 ↗
Form 4, 2026-06-03: sold 167 at $369.74 Form 4 ↗
2026-05-22Poulin Shannon John, President, Semiconductor Test$232,880
656 shplan 2026-02-19Form 4s on file end Jun 23144 ↗
2026-05-21MATZ MARILYN, Director$140,000
400 shplan 2026-02-13144 ↗
Form 4, 2026-05-26: sold 400 at $350.00 Form 4 ↗
2026-05-21Poulin Shannon John, President, Semiconductor Test$348,133
1,008 shplan 2026-02-19144 ↗
Form 4, 2026-05-26: sold 1,664 at $349.17 Form 4 ↗
2026-05-15MATZ MARILYN, Director$271,184
800 shplan 2026-02-13144 ↗
Form 4, 2026-05-19: sold 800 at $338.98 Form 4 ↗
2026-05-15Smith Gregory Stephen, President and CEO$2,914,211
8,597 shplan 2026-02-12144 ↗
Form 4, 2026-05-19: sold 8,597 at $338.98 Form 4 ↗
2026-05-07Driscoll Ryan, VP, General Counsel, Secretary$256,768
680 shplan 2026-02-05144 ↗
Form 4, 2026-05-11: sold 680 at $377.60 Form 4 ↗
2026-04-08Mills Regan, President, Product Test$5,475
16 shplan 2025-11-25144 ↗
Form 4, 2026-04-09: sold 16 at $342.17 Form 4 ↗
2026-04-06JOHNSON MERCEDES, Director$195,121
625 shplan 2025-02-03144 ↗
Form 4, 2026-04-07: sold 625 at $312.20 Form 4 ↗
2026-04-02Mills Regan, President, Product Test$73,302
252 shplan 2025-11-25144 ↗
Form 4, 2026-04-03: sold 252 at $290.88 Form 4 ↗
2026-03-05JOHNSON MERCEDES, Director$187,013
625 shplan 2025-02-03144 ↗
Form 4, 2026-03-06: sold 625 at $299.20 Form 4 ↗
2026-02-25Mills Regan, President, Product Test$262,302
788 shplan 2025-11-25144 ↗
Form 4, 2026-02-27: sold 788 at $332.87 Form 4 ↗
2026-02-05JOHNSON MERCEDES, Director$166,863
625 shplan 2025-02-03144 ↗
Form 4, 2026-02-06: sold 625 at $266.98 Form 4 ↗
2026-01-05JOHNSON MERCEDES, Director$132,406
625 shplan 2025-02-03144 ↗
Form 4, 2026-01-06: sold 625 at $211.85 Form 4 ↗
2025-12-12Smith Gregory Stephen, President and CEO$223,051
1,108 shplan 2025-02-04144 ↗
Form 4, 2025-12-15: sold 1,108 at $201.31 Form 4 ↗
2025-12-05Ruzicka Kristin, Officer$164,465
2,129 shplan 2025-09-04no Form 4 on file144 ↗
2025-12-05JOHNSON MERCEDES, Director$125,000
625 shplan 2025-02-03144 ↗
Form 4, 2025-12-08: sold 625 at $200.00 Form 4 ↗
2025-11-12Smith Gregory Stephen, President and CEO$199,662
1,108 shplan 2025-02-04144 ↗
Form 4, 2025-11-14: sold 1,108 at $180.20 Form 4 ↗
2025-11-05Kumar Ujjwal, President, Teradyne Robotics$729,270
3,942 shno plan dateno Form 4 on file144 ↗
2025-11-05Mehta Sanjay, VP and Chief Financial Officer$1,139,580
6,331 shno plan dateno Form 4 on file144 ↗
2025-11-05JOHNSON MERCEDES, Director$110,656
625 shplan 2025-02-03144 ↗
Form 4, 2025-11-07: sold 625 at $177.05 Form 4 ↗
2025-11-04Mehta Sanjay, VP and Chief Financial Officer$1,124,571
6,330 shno plan dateno Form 4 on file144 ↗
2025-11-03Kumar Ujjwal, President, Teradyne Robotics$57
2 shno plan dateno Form 4 on file144 ↗
2025-10-27Kumar Ujjwal, President, Teradyne Robotics$429,150
2,861 shno plan dateno Form 4 on file144 ↗
2025-10-10Smith Gregory Stephen, President and CEO$160,926
1,108 shplan 2025-02-04144 ↗
Form 4, 2025-10-15: sold 1,108 at $145.24 Form 4 ↗