NASDAQ: TER
Teradyne Inc Stock Ownership - Who owns Teradyne?

Insider buying vs selling

Have Teradyne Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Mercedes JohnsonDirector2026-02-05625$266.98
$166.86kSell
Ryan DriscollVP General Counsel Secretary2026-02-02414$249.53
$103.31kSell
Jean Pierre HathoutPresident Teradyne Robotics2026-02-02381$249.53
$95.07kSell
Gregory Stephen SmithPresident and CEO2026-02-026,763$249.53
$1.69MSell
Regan MillsPresident Product Test2026-02-02345$249.53
$86.09kSell
Gregory Stephen SmithPresident and CEO2026-01-28486$250.48
$121.73kSell
Regan MillsPresident Product Test2026-01-28167$250.48
$41.83kSell
Ryan DriscollVP General Counsel Secretary2026-01-2882$250.48
$20.54kSell
Regan MillsPresident Product Test2026-01-27193$238.94
$46.12kSell
Ryan DriscollVP General Counsel Secretary2026-01-27113$238.94
$27.00kSell

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Net Insider Buy/Sell (L12M) Ownership

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TER Shareholders

What type of owners hold Teradyne Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Vanguard Group Inc13.68%21,417,717$5.81BInstitution
Blackrock Inc9.34%14,620,628$3.96BInstitution
State Street Corp4.48%7,017,649$1.90BInstitution
Ameriprise Financial Inc3.36%5,256,857$1.43BInstitution
Jpmorgan Chase Co2.97%4,653,536$1.26BInstitution
Geode Capital Management LLC2.69%4,208,801$1.14BInstitution
Point72 Asset Management LP2.61%4,085,633$1.11BInstitution
Van Eck Associates Corp2.55%3,994,056$1.08BInstitution
Price T Rowe Associates Inc2.26%3,544,273$960.96MInstitution
Allspring Global Investments Holdings LLC2.22%3,473,173$941.68MInstitution

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TER vs Semiconductor Equipment Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
TER98.90%1.10%Net SellingNet Selling
ENTG82.26%17.74%Net SellingNet Selling
NVMI74.42%7.62%
AMKR6.41%93.59%Net BuyingNet Selling
ONTO74.05%25.95%Net SellingNet Selling

Teradyne Stock Ownership FAQ

Who owns Teradyne?

Teradyne (NASDAQ: TER) is owned by 103.14% institutional shareholders, 1.15% Teradyne insiders, and 0.00% retail investors. Vanguard Group Inc is the largest individual Teradyne shareholder, owning 21.42M shares representing 13.68% of the company. Vanguard Group Inc's Teradyne shares are currently valued at $6.43B.

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