Teradyne Ownership | Who Owns Teradyne?

Overview Forecast RevenueFinancials Chart Transcripts

Teradyne Ownership Summary

Teradyne is owned by 97.62% institutional investors, 0.21% insiders, and 2.18% retail investors. Vanguard group is the largest institutional shareholder, holding 12.98% of TER shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.19% of its assets in Teradyne shares.

TER Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Teradyne	97.62%	0.21%	2.18%
Sector	Technology Stocks	78.08%	15.01%	6.91%
Idea	Semiconductor Stocks List	74.05%	7.18%	18.78%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Vanguard group	20.30M	12.98%	$3.93B
Blackrock funding, inc. /de	19.44M	12.43%	$9.40B
Blackrock	14.56M	9.23%	$2.16B
Vanguard capital management	10.23M	6.54%	$4.95B
State street	7.29M	4.66%	$3.53B
Invesco	6.68M	4.27%	$3.23B
Jpmorgan chase	5.57M	3.56%	$2.58B
Geode capital management	4.60M	2.94%	$2.22B
Fmr	4.11M	2.63%	$1.99B
Ameriprise financial	2.72M	1.74%	$1.32B

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Winslow asset management	118.26K	9.95%	$57.22M
Robocap asset management	21.43K	8.36%	$10.37M
Andar capital management hk	37.80K	8.21%	$18.29M
Point72 italy, s.r.l.	78.34K	8.01%	$10.78M
Totem point management	22.03K	6.52%	$10.66M
Wt asset management	660.20K	6.32%	$319.43M
Alta park capital, lp	120.78K	5.35%	$58.44M
Carmel capital management	41.96K	4.45%	$20.30M
Lone pine capital	1.49M	4.42%	$722.41M
Grand alliance asset management	15.00K	4.36%	$7.26M

Top Buyers

Holder	Shares	% Assets	Change
Invesco	6.68M	0.26%	4.16M
Blackrock funding, inc. /de	19.44M	0.14%	3.13M
Jpmorgan chase	5.57M	0.14%	2.70M
Norges bank	2.22M	0.11%	2.22M
T. rowe price investment management	1.77M	0.56%	1.77M

Top Sellers

Holder	Shares	% Assets	Change
Point72 asset management	458.71K	0.24%	-1.83M
Boston partners	-	-	-1.37M
Nuveen asset management	481.34K	0.02%	-1.32M
Vanguard group	20.30M	0.06%	-1.12M
Allspring global investments	37.09K	0.02%	-1.08M

New Positions

Holder	Shares	% Assets	Change	Value
Norges bank	2.22M	0.11%	2.22M	$1.08B
Sixth street partners management company	1.01M	0.07%	1.01M	$491.03M
Capital investors	486.70K	0.05%	486.70K	$235.49M
Cibc world markets	475.16K	0.44%	475.16K	$91.97M
Eagle asset management	434.48K	0.34%	434.48K	$64.20M

Sold Out

Holder	Change
Core alternative capital	-1.00
Mendota financial group	-1.00
Tfc financial management	-1.00
Halbert hargrove global advisors	-2.00
Turning point benefit group	-2.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2026	1,475	14.61%	152,684,820	5.48%	97	1.14%	825	14.74%	459	16.20%
Mar 31, 2026	1,254	15.26%	141,632,955	-6.11%	90	0.97%	694	15.86%	393	19.82%
Dec 31, 2025	645	-25.95%	79,834,738	-50.59%	51	0.50%	372	-22.50%	180	-27.13%
Sep 30, 2025	492	-34.22%	61,451,836	-59.78%	38	0.42%	272	-25.68%	141	-48.16%
Jun 30, 2025	751	-3.47%	161,181,800	4.98%	100	1.11%	368	-5.88%	270	8.00%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	5.17M	3.19%	225.45K
Vanguard Total Stock Mkt Idx Inv	4.97M	3.18%	-12.46K
Vanguard Morn Total Stk Mkt Idx Investor	4.97M	3.18%	-12.46K
Vanguard MStar Total Stk Mkt Idx Invest	4.96M	3.17%	-11.42K
Vanguard Institutional 500 Index Trust	4.63M	2.89%	29.14K
Vanguard 500 Index Investor	4.10M	2.63%	-54.15K
iShares Semiconductor ETF	3.67M	2.35%	-36.99K
Vanguard Mid Cap Index Institutional	3.39M	2.17%	-4.48K
Vanguard Morn Mid Cap Index Instl	3.39M	2.17%	-4.48K
VanEck Morningstar Wide Moat	3.46M	2.15%	-11.68K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Oct 21, 2026	MATZ MARILYN	-	Sell	$140.00K
Oct 15, 2026	Smith Gregory Stephen	President and CEO	Sell	$1.37M
Oct 15, 2026	MATZ MARILYN	-	Sell	$273.02K
Oct 01, 2026	JOHNSON MERCEDES	-	Sell	$67.28K
Sep 17, 2026	MATZ MARILYN	-	Sell	$140.44K

Insider Transactions Trends

Date	Buy	Sell
2026 Q4	-	4
2026 Q3	-	10
2026 Q2	-	11
2026 Q1	-	4
2025 Q4	-	6

TER Ownership FAQ

Who owns the most shares of Teradyne?

Teradyne’s largest shareholders are Vanguard group (20.3M shares, 12.98%), Blackrock funding, inc. /de (19.44M shares, 12.43%), and Blackrock (14.56M shares, 9.23%). Together, they hold 34.63% of Teradyne’s total shares outstanding.

Does Blackrock own Teradyne?

Yes, BlackRock owns 9.23% of Teradyne, totaling 14.56M shares as of Jun 2024. This represents 0.05% of BlackRock's total assets, with a market value of 2.16B$. In the last quarter, BlackRock decreased its holdings by -138K shares, a -0.94% change.

Who is Teradyne’s biggest shareholder by percentage of total assets invested?

Winslow asset management is Teradyne’s biggest shareholder by percentage of total assets invested, with 9.95% of its assets in 118.26K Teradyne shares, valued at 57.22M$.

Who is the top mutual fund holder of Teradyne shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Teradyne shares, with 3.19% of its total shares outstanding invested in 5.17M Teradyne shares.

Try Tickergate Pro Free

Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)

Customize your own personal stocks lists, views and charts
Choose from hundreds of fields, up to 15 years of history
Conduct deep comparison analysis

Discover trending investment themes
Find your next best investment
Research stocks using tools