TER

Teradyne, Inc

Company with tickers: TER

Market Cap

$66.87B

Shares Outstanding

156,542,162

CIK

97210

CUSIP

880770102

13F Activity (30d)

43 filings 11 filers

Website

Visit website

Investor Relations

Investor relations

Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 3, 4 and 5. Form 4 must be filed within two business days of the trade.

Insider Sentiment Score

Peer-relative 0–100 rank of how aggressively insiders accumulated over the trailing 90 days. See the full ranking.

Net buyers

-6

Net shares bought

-0.01%

Net buy value

-$4,498,824

Date	Insider	Role	Type	Shares	Price	Value	After
2026-06-15	MATZ MARILYN	Director	Sell	1,200	$423.03	$507,636	17,440
2026-06-15	Smith Gregory Stephen	Director, President and CEO	Sell	4,000	$423.03	$1,692,120	120,469
2026-06-12	TUFANO PAUL J	Director	Other	19	—	—	65,732
2026-06-12	Herweck Peter	Director	Other	4	—	—	16,138
2026-06-12	MADDOCK ERNEST E	Director	Other	2	—	—	10,267
2026-06-02	JOHNSON MERCEDES	Director	Sell	167	$369.74	$61,747	6,864
2026-06-02	Hathout Jean Pierre	President, Teradyne Robotics	Tax	174	$392.62	$68,316	9,733
2026-06-01	Hathout Jean Pierre	President, Teradyne Robotics	Tax	267	$369.47	$98,648	9,907
2026-05-22	Poulin Shannon John	President, Semiconductor Test	Sell	656	$355.00	$232,880	15,721
2026-05-21	Poulin Shannon John	President, Semiconductor Test	Sell	1,008	$345.37	$348,133	15,065
2026-05-21	Poulin Shannon John	President, Semiconductor Test	Tax	1,531	$345.98	$529,695	16,377
2026-05-21	Poulin Shannon John	President, Semiconductor Test	Convert	2,843	—	—	8,532
2026-05-21	Poulin Shannon John	President, Semiconductor Test	Convert	2,843	$82.61	$234,860	17,908
2026-05-21	MATZ MARILYN	Director	Sell	400	$350.00	$140,000	18,640
2026-05-15	Smith Gregory Stephen	Director, President and CEO	Convert	4,597	$72.10	$331,444	133,066
2026-05-15	MATZ MARILYN	Director	Sell	800	$338.98	$271,184	19,040
2026-05-15	Smith Gregory Stephen	Director, President and CEO	Convert	4,597	—	—	0
2026-05-15	Smith Gregory Stephen	Director, President and CEO	Sell	8,597	$338.98	$2,914,211	124,469
2026-05-08	MADDOCK ERNEST E	Director	Award	668	—	—	10,265
2026-05-08	Henry Andrew Chisholm	Director	Award	668	—	—	2,875
2026-05-08	MATZ MARILYN	Director	Award	668	—	—	19,840
2026-05-08	TUFANO PAUL J	Director	Award	668	—	—	65,713
2026-05-08	Herweck Peter	Director	Award	668	—	—	16,134
2026-05-08	Sayiner Necip	Director	Award	668	—	—	2,800
2026-05-08	JOHNSON MERCEDES	Director	Award	668	—	—	7,031
2026-05-08	van Kralingen Bridget A	Director	Award	668	—	—	6,224
2026-05-07	Driscoll Ryan	VP, General Counsel, Secretary	Sell	680	$377.60	$256,768	7,665
2026-04-08	Mills Regan	President, Product Test	Sell	16	$342.17	$5,475	11,399
2026-04-06	JOHNSON MERCEDES	Director	Sell	625	$312.20	$195,125	6,363
2026-04-02	Mills Regan	President, Product Test	Sell	252	$290.88	$73,302	11,415
2026-04-01	Poulin Shannon John	President, Semiconductor Test	Tax	1,162	$312.20	$362,776	16,073
2026-04-01	Mills Regan	President, Product Test	Tax	222	$312.20	$69,308	11,667
2026-03-26	Henry Andrew Chisholm	Director	Award	75	—	—	2,207
2026-03-26	Herweck Peter	Director	Award	92	—	—	15,466
2026-03-26	TUFANO PAUL J	Director	Award	159	—	—	65,045
2026-03-13	Herweck Peter	Director	Other	5	—	—	15,374
2026-03-13	TUFANO PAUL J	Director	Other	25	—	—	64,886
2026-03-13	MADDOCK ERNEST E	Director	Other	2	—	—	9,597
2026-03-05	JOHNSON MERCEDES	Director	Sell	625	$299.20	$187,000	6,988
2026-02-25	Mills Regan	President, Product Test	Sell	788	$332.87	$262,302	11,889
2026-02-05	JOHNSON MERCEDES	Director	Sell	625	$266.98	$166,863	7,613
2026-02-04	Hathout Jean Pierre	President, Teradyne Robotics	Award	886	—	—	886
2026-02-04	Driscoll Ryan	VP, General Counsel, Secretary	Award	1,575	—	—	1,575
2026-02-04	Smith Gregory Stephen	Director, President and CEO	Award	11,810	—	—	11,810
2026-02-04	Driscoll Ryan	VP, General Counsel, Secretary	Award	1,784	—	—	8,345
2026-02-04	Poulin Shannon John	President, Semiconductor Test	Award	4,460	—	—	17,235
2026-02-04	Poulin Shannon John	President, Semiconductor Test	Award	3,937	—	—	3,937
2026-02-04	Hathout Jean Pierre	President, Teradyne Robotics	Award	1,004	—	—	10,174
2026-02-04	Smith Gregory Stephen	Director, President and CEO	Award	13,380	—	—	128,469
2026-02-04	Mills Regan	President, Product Test	Award	1,004	—	—	12,677

Showing 1–50 of 781 transactions