Teradyne Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:TER Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Role	Shares	Max Price
15 Mar 24	BuyUS$1,414	Marilyn Matz	Individual		13.33	US$106.04
01 Feb 24	BuyUS$94,070	Ernest Maddock	Individual		1,000	US$94.07

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of TER?
Owner Type	Number of Shares	Ownership Percentage
State or Government	150,511	0.0924%
General Public	349,539	0.215%
Individual Insiders	492,418	0.302%
Institutions	161,868,994	99.4%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 6.5%.

Top Shareholders

Top 25 shareholders own 65.42% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
12.5%	The Vanguard Group, Inc.	20,313,471	US$2.1b	6.01%	0.03%
8.94%	BlackRock, Inc.	14,563,940	US$1.5b	0%	0.02%
8.85%	FMR LLC	14,406,911	US$1.5b	-4.63%	0.09%
4.22%	State Street Global Advisors, Inc.	6,880,148	US$707.3m	5.36%	0.03%
2.89%	Kayne Anderson Rudnick Investment Management, LLC	4,707,565	US$483.9m	2.27%	0.98%
2.86%	JP Morgan Asset Management	4,660,869	US$479.1m	-2.72%	0.05%
2.46%	Geode Capital Management, LLC	4,011,131	US$412.3m	5.52%	0.03%
2.31%	Columbia Management Investment Advisers, LLC	3,763,215	US$386.9m	-7.58%	0.09%
2.28%	Nikko Asset Management Co., Ltd.	3,717,786	US$382.2m	80.6%	0.14%
1.89%	Van Eck Associates Corporation	3,082,064	US$316.8m	6.34%	0.35%
1.47%	Aspex Management (HK) Limited	2,387,433	US$245.4m	11.5%	5.98%
1.37%	Allspring Global Investments, LLC	2,233,058	US$229.6m	2.16%	0.32%
1.21%	PRIMECAP Management Company	1,965,835	US$202.1m	-3.56%	0.14%
1.2%	UBS Asset Management AG	1,954,216	US$200.9m	27.8%	0.02%
1.17%	Bank of America Corporation, Asset Management Arm	1,912,316	US$196.6m	55.6%	0.06%
1.16%	Norges Bank Investment Management	1,893,307	US$194.6m	0%	0.02%
1.11%	Teachers Insurance and Annuity Association-College Retirement Equities Fund	1,805,264	US$185.6m	-19.8%	0.04%
1.1%	Legal & General Investment Management Limited	1,791,872	US$184.2m	15.6%	0.03%
0.97%	Invesco Capital Management LLC	1,579,445	US$162.4m	-0.23%	0.06%
0.94%	ARK Investment Management LLC	1,532,613	US$157.6m	-3.78%	1.25%
0.93%	Boston Partners Global Investors, Inc.	1,520,590	US$156.3m	-30.6%	0.1%
0.92%	Barclays PLC Private Banking & Investment Banking Investment	1,494,067	US$153.6m	62.8%	0.09%
0.9%	Rafferty Asset Management, LLC	1,468,014	US$150.9m	12.4%	0.53%
0.9%	Nordea Investment Management, AB	1,459,274	US$150.0m	-22.5%	0.1%
0.88%	Northern Trust Global Investments	1,441,029	US$148.1m	-1.97%	0.02%