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(Morningstar Research)
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(Investor's Business Daily)
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(Morningstar Research)
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(The Wall Street Journal)
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Teradyne, Inc. engages in the development and sale of automatic test systems. It operates through the following business segments: Semiconductor Test, Robotics, and All Other. The Semiconductor Test segment designs, manufactures, and markets semiconductor test products and services. The Robotics segment includes operations related to the design, manufacturing, and marketing of collaborative robotic arms, autonomous mobile robots, and advanced robotic control software. The company was founded by Alexander V. d'Arbeloff and Nicholas DeWolf in 1960 and is headquartered in North Reading, MA.
Insider Trading
Relationship
Date
Transaction
Cost
#Shares
Value ($)
#Shares Total
SEC Form 4
Mills Regan President, Product Test Apr 02 '26 Sale 290.88 252 73,302 11,415 Apr 03 02:52 PM Mills Regan Officer Apr 02 '26 Proposed Sale 290.88 252 73,302 Apr 02 10:41 AM JOHNSON MERCEDES Director Mar 05 '26 Sale 299.20 625 187,000 6,988 Mar 06 05:50 PM JOHNSON MERCEDES Director Mar 05 '26 Proposed Sale 299.22 625 187,012 Mar 05 10:28 AM Mills Regan President, Product Test Feb 25 '26 Sale 332.87 788 262,302 11,889 Feb 27 11:12 AM Mills Regan Officer Feb 25 '26 Proposed Sale 332.87 788 262,302 Feb 25 10:35 AM JOHNSON MERCEDES Director Feb 05 '26 Sale 266.98 625 166,862 7,613 Feb 06 11:56 AM JOHNSON MERCEDES Director Feb 05 '26 Proposed Sale 266.98 625 166,862 Feb 05 09:49 AM JOHNSON MERCEDES Director Jan 05 '26 Sale 211.85 625 132,406 8,238 Jan 06 12:20 PM JOHNSON MERCEDES Director Jan 05 '26 Proposed Sale 211.85 625 132,406 Jan 05 09:42 AM Smith Gregory Stephen President and CEO Dec 12 '25 Sale 201.31 1,108 223,051 93,409 Dec 15 12:03 PM Smith Gregory Stephen Officer Dec 12 '25 Proposed Sale 201.31 1,108 223,051 Dec 12 09:56 AM JOHNSON MERCEDES Director Dec 05 '25 Sale 200.00 625 125,000 8,863 Dec 08 05:20 PM Ruzicka Kristin Officer Dec 05 '25 Proposed Sale 77.25 2,129 164,465 Dec 05 10:28 AM JOHNSON MERCEDES Director Dec 05 '25 Proposed Sale 200.00 625 125,000 Dec 05 09:48 AM Smith Gregory Stephen President and CEO Nov 12 '25 Sale 180.20 1,108 199,662 94,517 Nov 14 11:40 AM Smith Gregory Stephen Officer Nov 12 '25 Proposed Sale 180.20 1,108 199,662 Nov 12 10:05 AM Smith Gregory Stephen President and CEO Nov 05 '25 Option Exercise 36.75 2,072 76,146 96,849 Nov 07 04:17 PM JOHNSON MERCEDES Director Nov 05 '25 Sale 177.05 625 110,656 9,488 Nov 07 03:43 PM Kumar Ujjwal Former Officer Nov 05 '25 Proposed Sale 185.00 3,942 729,270 Nov 05 03:17 PM Mehta Sanjay Officer Nov 05 '25 Proposed Sale 180.00 6,331 1,139,580 Nov 05 09:49 AM JOHNSON MERCEDES Director Nov 05 '25 Proposed Sale 177.05 625 110,656 Nov 05 09:38 AM Mehta Sanjay Officer Nov 04 '25 Proposed Sale 177.66 6,330 1,124,571 Nov 04 04:28 PM Kumar Ujjwal Former Officer Nov 03 '25 Proposed Sale 28.64 2 57 Nov 03 02:05 PM Kumar Ujjwal Former Officer Oct 27 '25 Proposed Sale 150.00 2,861 429,150 Oct 27 11:55 AM Smith Gregory Stephen President and CEO Oct 10 '25 Sale 145.24 1,108 160,926 94,777 Oct 15 09:54 AM Smith Gregory Stephen Officer Oct 10 '25 Proposed Sale 145.24 1,108 160,926 Oct 10 10:13 AM JOHNSON MERCEDES Director Oct 06 '25 Sale 147.90 625 92,438 10,113 Oct 08 11:05 AM JOHNSON MERCEDES Director Oct 06 '25 Proposed Sale 147.90 625 92,438 Oct 06 09:51 AM Smith Gregory Stephen President and CEO Sep 22 '25 Sale 126.39 554 70,020 95,885 Sep 24 10:48 AM Smith Gregory Stephen Officer Sep 22 '25 Proposed Sale 126.39 554 70,020 Sep 22 11:30 AM Smith Gregory Stephen President and CEO Sep 12 '25 Sale 115.00 554 63,710 96,439 Sep 16 12:30 PM Smith Gregory Stephen Officer Sep 12 '25 Proposed Sale 115.00 554 63,710 Sep 12 09:53 AM JOHNSON MERCEDES Director Sep 05 '25 Sale 120.06 625 75,038 10,738 Sep 09 10:39 AM JOHNSON MERCEDES Director Sep 05 '25 Proposed Sale 120.06 625 75,038 Sep 05 10:15 AM Smith Gregory Stephen President and CEO Aug 12 '25 Sale 106.00 554 58,724 96,993 Aug 14 11:25 AM Smith Gregory Stephen Officer Aug 12 '25 Proposed Sale 106.00 554 58,724 Aug 12 10:29 AM JOHNSON MERCEDES Director Aug 05 '25 Sale 106.00 625 66,250 11,363 Aug 07 09:54 AM JOHNSON MERCEDES Director Aug 05 '25 Proposed Sale 106.00 625 66,250 Aug 05 10:14 AM JOHNSON MERCEDES Director Jul 30 '25 Sale 105.73 1,875 198,244 11,988 Aug 01 09:56 AM Smith Gregory Stephen President and CEO Jul 30 '25 Sale 105.73 554 58,574 97,547 Aug 01 09:48 AM Burns Richard John Former Officer Jul 31 '25 Proposed Sale 107.78 1,066 114,895 Jul 31 05:00 PM JOHNSON MERCEDES Director Jul 30 '25 Proposed Sale 105.73 1,875 198,244 Jul 30 10:11 AM Smith Gregory Stephen Officer Jul 30 '25 Proposed Sale 105.73 554 58,574 Jul 30 09:59 AM