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 JohnsonDirector2026-03-05625$299.20
$187.00kSell
Regan MillsPresident Product Test2026-02-25788$332.87
$262.30kSell
Mercedes JohnsonDirector2026-02-05625$266.98
$166.86kSell
Regan MillsPresident Product Test2026-02-02345$249.53
$86.09kSell
Jean Pierre HathoutPresident Teradyne Robotics2026-02-02381$249.53
$95.07kSell
Ryan DriscollVP General Counsel Secretary2026-02-02414$249.53
$103.31kSell
Gregory Stephen SmithPresident and CEO2026-02-026,763$249.53
$1.69MSell
Regan MillsPresident Product Test2026-01-28167$250.48
$41.83kSell
Ryan DriscollVP General Counsel Secretary2026-01-2882$250.48
$20.54kSell
Gregory Stephen SmithPresident and CEO2026-01-28486$250.48
$121.73kSell

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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 Inc12.97%20,298,150$5.90BInstitution
Blackrock Inc9.84%15,398,237$4.48BInstitution
State Street Corp4.52%7,078,635$2.06BInstitution
Ameriprise Financial Inc2.87%4,490,356$1.31BInstitution
Price T Rowe Associates Inc2.69%4,203,546$1.22BInstitution
Geode Capital Management LLC2.66%4,163,538$1.21BInstitution
Jpmorgan Chase Co2.24%3,502,893$1.02BInstitution
Allspring Global Investments Holdings LLC2.11%3,305,785$961.42MInstitution
Invesco Ltd1.89%2,951,394$858.35MInstitution
Point72 Asset Management LP1.80%2,816,571$819.14MInstitution

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TER vs Semiconductor Equipment Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
TER97.02%1.15%Net SellingNet Selling
ENTG82.00%18.00%Net SellingNet Selling
NVMI69.60%7.16%
AMKR6.83%93.17%Net SellingNet Selling
ONTO74.20%25.80%Net SellingNet Selling

Teradyne Stock Ownership FAQ

Who owns Teradyne?

Teradyne (NASDAQ: TER) is owned by 97.02% institutional shareholders, 1.15% Teradyne insiders, and 1.83% retail investors. Vanguard Group Inc is the largest individual Teradyne shareholder, owning 20.30M shares representing 12.97% of the company. Vanguard Group Inc's Teradyne shares are currently valued at $5.90B.

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