TER Insider Trading

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Insider Trading History
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Insider Ownership Percentage: 0.19%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $9,149,091.08

Teradyne Insider Trading History Chart

Teradyne Share Price & Price History

^$353.13

▲ +11.98 (3.51%)

As of 09/17/2026 04:00 PM ET

Days: 30 | 90 | 365

Teradyne Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
9/15/2026	Gregory Stephen Smith	CEO	Sell	4,000	$337.83	$1,351,320.00	108,495
8/17/2026	Gregory Stephen Smith	CEO	Sell	4,000	$425.00	$1,700,000.00	112,495
6/15/2026	Gregory Stephen Smith	CEO	Sell	4,000	$423.03	$1,692,120.00	120,470
5/22/2026	Shannon John Poulin	Insider	Sell	656	$355.00	$232,880.00	15,722
5/21/2026	Shannon John Poulin	Insider	Sell	1,008	$345.37	$348,132.96	15,066
5/15/2026	Gregory Stephen Smith	CEO	Sell	8,597	$338.98	$2,914,211.06	124,470
5/7/2026	Ryan Driscoll	VP	Sell	680	$377.60	$256,768.00	7,665
12/12/2025	Gregory Stephen Smith	CEO	Sell	1,108	$201.31	$223,051.48	93,409
11/12/2025	Gregory Stephen Smith	CEO	Sell	1,108	$180.20	$199,661.60	94,517
10/10/2025	Gregory Stephen Smith	CEO	Sell	1,108	$145.24	$160,925.92	94,777
9/22/2025	Gregory Stephen Smith	CEO	Sell	554	$126.39	$70,020.06	95,885
9/12/2025	Gregory Stephen Smith	CEO	Sell	554	$115.00	$63,710.00	96,439
8/12/2025	Gregory Stephen Smith	CEO	Sell	554	$106.00	$58,724.00	96,993
7/30/2025	Gregory Stephen Smith	CEO	Sell	554	$105.73	$58,574.42	97,547
2/4/2025	Richard John Burns	Insider	Sell	445	$111.49	$49,613.05	25,191
2/4/2025	Ryan Driscoll	VP	Sell	216	$111.49	$24,081.84	7,007
2/4/2025	Sanjay Mehta	CFO	Sell	1,384	$111.49	$154,302.16	36,576
1/30/2025	Ryan Driscoll	VP	Sell	437	$102.00	$44,574.00	4,312
1/30/2025	Sanjay Mehta	CFO	Sell	614	$102.00	$62,628.00	30,446
1/28/2025	Richard John Burns	Insider	Sell	407	$120.51	$49,047.57	20,764
1/28/2025	Ryan Driscoll	VP	Sell	107	$120.51	$12,894.57	4,984
1/28/2025	Sanjay Mehta	CFO	Sell	1,789	$120.51	$215,592.39	33,308
1/3/2025	Gregory Stephen Smith	CEO	Sell	3,080	$130.00	$400,400.00	74,660
10/1/2024	Gregory Stephen Smith	CEO	Sell	3,080	$132.80	$409,024.00	80,736
10/1/2024	Mercedes Johnson	Director	Sell	625	$132.80	$83,000.00	15,893
10/1/2024	Richard John Burns	Insider	Sell	789	$132.80	$104,779.20	21,864
9/11/2024	Gregory Stephen Smith	CEO	Sell	3,080	$130.00	$400,400.00	83,816
9/3/2024	Mercedes Johnson	Director	Sell	625	$133.49	$83,431.25	16,518
8/20/2024	Sanjay Mehta	CFO	Sell	6,153	$133.06	$818,718.18	35,834
8/1/2024	Mercedes Johnson	Director	Sell	625	$128.77	$80,481.25	17,143
6/3/2024	Mercedes Johnson	Director	Sell	625	$143.84	$89,900.00	18,393
5/20/2024	Richard John Burns	Insider	Sell	5,005	$137.64	$688,888.20	21,780
5/6/2024	Mercedes Johnson	Director	Sell	625	$121.20	$75,750.00	17,142
5/3/2024	Sanjay Mehta	CFO	Sell	3,750	$120.06	$450,225.00	41,902
2/1/2024	Ernest E Maddock	Director	Buy	1,000	$94.07	$94,070.00	4,728
1/30/2024	Richard John Burns	Insider	Sell	1,744	$104.89	$182,928.16	16,734
1/30/2024	Sanjay Mehta	CFO	Sell	8,653	$105.10	$909,430.30	31,180
1/25/2024	Richard John Burns	Insider	Sell	317	$112.68	$35,719.56	20,300
1/25/2024	Sanjay Mehta	CFO	Sell	1,083	$110.95	$120,158.85	45,107
12/15/2023	Brad Robbins	Insider	Sell	1,485	$104.18	$154,707.30	51,579
10/3/2023	Richard John Burns	Insider	Sell	192	$100.10	$19,219.20	16,733
9/28/2023	Brad Robbins	Insider	Sell	2,170	$100.00	$217,000.00	51,579

SEC Filings (Institutional Ownership Changes) for Teradyne (NASDAQ:TER)

99.77% of Teradyne stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Teradyne Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
9/10/2026	ABS Direct Equity Fund LLC	968	$0.47M	0.4%	+142.0%	0.001%
9/9/2026	The Manufacturers Life Insurance Company	86,726	$41.96M	0.0%	-3.9%	0.055%
9/9/2026	Palogic Value Management L.P.	487	$0.24M	0.1%	N/A	0.000%
9/9/2026	Sequoia Financial Advisors LLC	9,114	$4.41M	0.0%	+1.3%	0.006%
9/9/2026	IPG Investment Advisors LLC	540	$0.26M	0.0%	N/A	0.000%
9/9/2026	MCF Advisors LLC	2,028	$0.98M	0.0%	+20,180.0%	0.001%
9/9/2026	Arlington Capital Management Inc.	529	$0.26M	0.2%	N/A	0.000%
9/9/2026	National Pension Service	282,335	$136.61M	0.1%	-12.8%	0.181%
9/9/2026	Engineers Gate Manager LP	36,165	$17.50M	0.2%	-42.8%	0.023%
9/9/2026	Cidel Asset Management Inc.	632	$0.31M	0.0%	-28.0%	0.000%
9/9/2026	Pinnacle Wealth Management Advisory Group LLC	1,874	$0.91M	0.1%	+16.0%	0.001%
9/9/2026	Integrated Wealth Concepts LLC	11,306	$5.47M	0.0%	-1.4%	0.007%
9/9/2026	RFG Advisory LLC	784	$0.38M	0.0%	-5.4%	0.001%
9/9/2026	NewEdge Advisors LLC	15,982	$7.73M	0.0%	-22.9%	0.010%
9/9/2026	GFG Capital LLC	31,692	$15.33M	3.7%	+1.1%	0.020%
9/9/2026	IFP Advisors Inc	27,669	$13.39M	0.2%	+0.9%	0.018%
9/9/2026	Baird Financial Group Inc.	53,029	$25.66M	0.0%	+147.2%	0.034%
9/9/2026	Beacon Investment Advisory Services Inc.	377	$0.18M	0.0%	+15.3%	0.000%
9/8/2026	Allworth Financial LP	4,225	$2.04M	0.0%	+5.6%	0.003%
9/8/2026	Arizona State Retirement System	44,887	$21.72M	0.1%	+5.5%	0.029%
9/8/2026	West Family Investments Inc.	953	$0.46M	0.1%	N/A	0.001%
9/8/2026	Empirical Finance LLC	5,184	$2.51M	0.1%	+3.8%	0.003%
9/8/2026	Nykredit A S	65,489	$31.69M	0.1%	N/A	0.042%
9/2/2026	Range Advisory LLC	1,975	$0.96M	0.1%	+16.8%	0.001%
8/27/2026	Corient Private Wealth LP	79,583	$38.51M	0.1%	-6.2%	0.051%
8/27/2026	Optimize Financial Inc.	10,228	$4.95M	1.8%	-0.3%	0.007%
8/26/2026	Amundi	1,200,724	$580.96M	0.1%	-14.2%	0.768%
8/26/2026	HighTower Advisors LLC	60,590	$29.32M	0.0%	-2.6%	0.039%
8/25/2026	Groupe la Francaise	14,273	$6.91M	0.1%	-34.8%	0.009%
8/25/2026	VIRGINIA RETIREMENT SYSTEMS ET Al	2,740	$1.33M	0.0%	N/A	0.002%
8/23/2026	VELA Investment Management LLC	619	$0.30M	0.1%	N/A	0.000%
8/23/2026	Greenland Capital Management LP	819	$0.40M	0.0%	N/A	0.001%
8/23/2026	Wedmont Private Capital	3,105	$1.50M	0.0%	+2.5%	0.002%
8/23/2026	Endeavor Private Wealth Inc.	953	$0.46M	0.1%	+29.8%	0.001%
8/23/2026	HB Wealth Management LLC	7,617	$3.69M	0.0%	+11.3%	0.005%
8/23/2026	Nilsine Partners LLC	416	$0.20M	0.0%	N/A	0.000%
8/23/2026	Saudi Central Bank	10,959	$5.30M	0.1%	+89.6%	0.007%
8/22/2026	Noble Wealth Partners LLC	1,000	$0.48M	0.4%	N/A	0.001%
8/22/2026	Compass Financial Management LLC	1,537	$0.74M	0.1%	N/A	0.001%
8/22/2026	AlphaGrep UK Ltd	1,706	$0.83M	0.2%	N/A	0.001%
8/22/2026	Turner Financial Group Inc.	1,799	$0.87M	0.9%	N/A	0.001%
8/22/2026	Jim Saulnier & Associates LLC	856	$0.41M	0.2%	N/A	0.001%
8/22/2026	Three Seasons Wealth LLC	1,676	$0.81M	0.1%	-79.6%	0.001%
8/22/2026	SMART Wealth LLC	2,899	$1.40M	0.3%	+206.4%	0.002%
8/22/2026	Raiffeisen Bank International AG	22,492	$10.42M	0.1%	+999.9%	0.014%
8/22/2026	Syon Capital LLC	2,369	$1.15M	0.1%	-13.4%	0.002%
8/22/2026	denkapparat Operations GmbH	1,624	$0.79M	0.3%	N/A	0.001%
8/22/2026	TD Waterhouse Canada Inc.	13,405	$6.49M	0.0%	-1.2%	0.009%
8/22/2026	Concurrent Investment Advisors LLC	6,150	$2.98M	0.0%	-1.8%	0.004%
8/22/2026	NEOS Investment Management LLC	117,326	$56.77M	0.2%	+427.4%	0.075%
8/21/2026	Fortune 45 LLC	2,173	$1.05M	0.5%	+3.2%	0.001%
8/21/2026	Nykredit A S	75,448	$36.51M	0.1%	N/A	0.048%
8/21/2026	Thrive Wealth Management LLC	468	$0.23M	0.0%	N/A	0.000%
8/21/2026	B. Metzler seel. Sohn & Co. AG	9,974	$4.83M	0.0%	+52.0%	0.006%
8/21/2026	Natural Investments LLC	525	$0.25M	0.1%	N/A	0.000%
8/21/2026	Midwest Professional Planners LTD.	15,671	$7.58M	1.5%	+2.1%	0.010%
8/21/2026	Legacy Financial Advisors Inc.	1,093	$0.53M	0.1%	+5.6%	0.001%
8/20/2026	Proficio Capital Partners LLC	933	$0.45M	0.0%	N/A	0.001%
8/20/2026	Nwam LLC	1,027	$0.50M	0.0%	+29.8%	0.001%
8/20/2026	Teza Capital Management LLC	776	$0.38M	0.7%	-9.7%	0.000%
8/20/2026	Rehmann Capital Advisory Group	642	$0.31M	0.0%	N/A	0.000%
8/20/2026	Advocacy Wealth Management LLC	1,868	$0.90M	0.0%	-35.2%	0.001%
8/20/2026	BTG Pactual Asset Management US LLC	447	$0.22M	0.0%	N/A	0.000%
8/20/2026	Susquehanna Fundamental Investments LLC	960	$0.46M	0.0%	N/A	0.001%
8/20/2026	Sigma Planning Corp	5,252	$2.54M	0.1%	+57.8%	0.003%
8/20/2026	Two Sigma Securities LLC	1,525	$0.74M	0.1%	-74.1%	0.001%
8/20/2026	Benjamin Edwards Inc.	4,274	$2.07M	0.0%	-53.6%	0.003%
8/20/2026	GTS Securities LLC	641	$0.31M	0.0%	N/A	0.000%
8/20/2026	Northwestern Mutual Wealth Management Co.	31,069	$15.03M	0.0%	+264.7%	0.020%
8/20/2026	Wedbush Securities Inc.	1,692	$0.82M	0.0%	-21.1%	0.001%
8/20/2026	Meiji Yasuda Life Insurance Co	703	$0.34M	0.0%	N/A	0.000%
8/20/2026	Hollencrest Capital Management	2,375	$1.15M	0.1%	+1,912.7%	0.002%
8/19/2026	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	1,978,124	$957.10M	0.2%	+0.6%	1.265%
8/19/2026	New Mexico Educational Retirement Board	7,700	$3.73M	0.1%	+4.1%	0.005%
8/19/2026	Royal London Asset Management Ltd.	73,347	$35.49M	0.1%	-0.7%	0.047%
8/19/2026	Mufg Securities Americas Inc.	4,715	$2.28M	0.1%	+8.8%	0.003%
8/19/2026	Van ECK Associates Corp	2,607,914	$1.26B	0.8%	+5.0%	1.668%
8/19/2026	Nissay Asset Management Corp Japan	134,875	$65.26M	0.3%	+44.4%	0.086%
8/19/2026	Chapin Davis Inc.	420	$0.20M	0.0%	-98.7%	0.000%
8/19/2026	SPX Gestao de Recursos Ltda	3,864	$1.87M	0.2%	N/A	0.002%
8/19/2026	Wellington Management Group LLP	52,808	$25.55M	0.0%	+49.5%	0.034%
8/18/2026	Beacon Pointe Advisors LLC	1,814	$0.88M	0.0%	N/A	0.001%
8/18/2026	Livforsakringsbolaget Skandia Omsesidigt	1,100	$0.53M	0.0%	N/A	0.001%
8/18/2026	Rakuten Investment Management Inc.	57,937	$26.84M	0.1%	N/A	0.037%
8/18/2026	Orion Capital Management LLC	265	$0.13M	0.0%	N/A	0.000%
8/18/2026	Empowered Funds LLC	44,660	$21.61M	0.1%	N/A	0.029%
8/18/2026	United Capital Financial Advisors LLC	4,567	$2.21M	0.0%	N/A	0.003%
8/18/2026	Caitlin John LLC	160	$77K	0.0%	N/A	0.000%
8/18/2026	Equitable Holdings Inc.	1,881	$0.91M	0.0%	N/A	0.001%
8/18/2026	Centaurus Financial Inc.	3,690	$1.79M	0.1%	N/A	0.002%
8/18/2026	Coastal Bridge Advisors LLC	1,633	$0.79M	0.0%	N/A	0.001%
8/18/2026	Jefferies Financial Group Inc.	4,233	$2.05M	0.0%	N/A	0.003%
8/18/2026	Public Employees Retirement System of Ohio	51,477	$24.91M	0.1%	N/A	0.033%
8/18/2026	MASTERINVEST Kapitalanlage GmbH	621	$0.30M	0.0%	N/A	0.000%
8/17/2026	Proficio Capital Partners LLC	933	$0.45M	0.0%	N/A	0.001%
8/17/2026	Pure Financial Advisors LLC	1,235	$0.60M	0.0%	N/A	0.001%
8/17/2026	Transamerica Financial Advisors LLC	171	$83K	0.0%	N/A	0.000%
8/17/2026	Sanchez Levi Garrett	1,006	$0.49M	0.3%	N/A	0.001%
8/17/2026	Corient Private Wealth LP	74,396	$35.79M	0.0%	N/A	0.048%
8/17/2026	Palogic Value Management L.P.	487	$0.24M	0.1%	N/A	0.000%

Data available starting January 2016

Teradyne, Inc. designs, develops, manufactures, and sells automated test systems and robotics products worldwide. It operates through four segments; Semiconductor Test, System Test, Robotics, and Wireless Test. The Semiconductor Test segment offers products and services for wafer level and device package testing of semiconductor devices in automotive, industrial, communications, consumer, smartphones, cloud, computer and electronic game, and other applications. This segment also provides FLEX test platform systems; J750 test system to address the volume semiconductor devices, including microcontrollers; Magnum platform that tests memory devices, such as flash memory and DRAM; and ETS platform for semiconductor manufacturers, and assembly and test subcontractors in the analog/mixed signal markets. It serves integrated device manufacturers that integrate the fabrication of silicon wafers into their business; fabless companies that outsource the manufacturing of silicon wafers; foundries; and semiconductor assembly and test providers. The System Test segment offers defense/aerospace test instrumentation and systems; storage and system level test systems; and circuit-board test and inspection systems. The Wireless Test segment provides wireless test solutions for silicon validation, wireless module manufacturing, and wireless end device manufacturing under the LitePoint brand. This segment also offers IQxel-MX and IQxel-MW7G series products for edge measurement performance in the manufacturing of connectivity products; IQxstream-5G and IQgig-5G family products to support 4G and 5G technologies; and IQgig-UWB+ for certification and manufacturing test support for ultra wideband products. The Robotics segment provides collaborative robotic arms, autonomous mobile robots, and advanced robotic control software for manufacturing, logistics, and industrial customers. The company was incorporated in 1960 and is headquartered in North Reading, Massachusetts.

Today's Range

Now: $353.13

$350.00

$360.26

50 Day Range

MA: $363.97

$319.41

$443.14

52 Week Range

Now: $353.13

$115.09

$487.91

Volume

2,597,383 shs

Average Volume

2,274,459 shs

Market Capitalization

$55.21 billion

P/E Ratio

48.44

Dividend Yield

0.16%

Beta

1.78

Who are the company insiders with the largest holdings of Teradyne?: Teradyne's top insider investors include:
Michael Bradley (Director)
Mark E Jagiela (CEO)
Michael Bradley (CEO)
Mark E Jagiela (Insider)
Michael A Bradley (Director)
Michael A Bradley (Director)
Gregory Stephen Smith (CEO)
Paul J Tufano (Director)
Gregory R Beecher (CFO)
Charles Jeffrey Gray (VP)
Learn More about top insider investors at Teradyne.
Who are the major institutional investors of Teradyne?: Teradyne's top institutional investors include:
BlackRock Inc. — 12.43%
Andar Capital Management HK Ltd — 11.70%
Van ECK Associates Corp — 1.67%
UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC — 1.27%
Bank of America Corp DE — 1.11%
Legal & General Group Plc — 0.87%
Learn More about top institutional investors of Teradyne stock.
Which major investors are selling Teradyne stock?: Within the last quarter, TER stock was sold by these institutional investors:
Assenagon Asset Management S.A.
Sumitomo Mitsui Trust Group Inc.
Amundi
Deroy & Devereaux Private Investment Counsel Inc.
National Pension Service
Chapin Davis Inc.
Chapin Davis Inc.
Engineers Gate Manager LP
During the last year, company insiders that have sold Teradyne company stock include:
Gregory Stephen Smith (CEO)
Shannon John Poulin (Insider)
Ryan Driscoll (VP)
Learn More investors selling Teradyne stock.
Which major investors are buying Teradyne stock?: In the previous quarter, TER stock was purchased by institutional investors including:
BlackRock Inc.
Andar Capital Management HK Ltd
Bank of America Corp DE
Legal & General Group Plc
Bank of New York Mellon Corp
Anther Capital Ltd
WT Asset Management Ltd
Primecap Management Co. CA