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NYSE: ONTO
Onto Innovation Inc Stock Ownership - Who owns Onto Innovation?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Onto Innovation Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Yoon Ah OhSVP Gen Counsel Corp Sec2026-03-03417$207.50
$86.53kSell
Ido DolevEVP Prod Solutions Grp2026-03-03819$207.50
$169.94kSell
Ramil YaldaeiChief Operating Officer2026-03-03615$207.50
$127.61kSell
Michael P. PlisinskiChief Executive Officer2026-03-033,742$207.50
$776.47kSell
Michael P. PlisinskiChief Executive Officer2026-03-012,222$215.89
$479.71kSell
Yoon Ah OhSVP Gen Counsel Corp Sec2026-03-01307$215.89
$66.28kSell
Yoon Ah OhSVP Gen Counsel Corp Sec2026-03-01267$215.89
$57.64kSell
Michael P. PlisinskiChief Executive Officer2026-03-011,925$215.89
$415.59kSell
Ramil YaldaeiChief Operating Officer2026-03-01347$215.89
$74.91kSell
Ramil YaldaeiChief Operating Officer2026-03-01276$215.89
$59.59kSell

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Net Insider Buy/Sell (L12M) Ownership

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ONTO Shareholders

What type of owners hold Onto Innovation Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Vincent J. Coates19.50%9,690,760$1.98BInsider
Vanguard Group Inc11.22%5,576,305$1.14BInstitution
Blackrock Inc9.92%4,931,826$1.01BInstitution
Stella N. Coates7.04%3,501,511$715.11MInsider
William Blair Investment Management LLC3.47%1,726,587$352.62MInstitution
State Street Corp2.94%1,459,278$298.03MInstitution
Franklin Resources Inc2.72%1,353,001$276.32MInstitution
Wellington Management Group LLP2.45%1,218,548$248.86MInstitution
Geode Capital Management LLC2.27%1,127,532$230.28MInstitution
Paradigm Capital Management Inc2.27%1,125,838$229.93MInstitution

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ONTO vs Semiconductor Equipment Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ONTO74.20%25.80%Net SellingNet Selling
AMKR6.83%93.17%Net SellingNet Selling
CAMT49.15%0.00%
NVMI69.60%7.16%
IPGP29.90%70.10%Net SellingNet Selling
View Top Semiconductor Equipment Stocks

Onto Innovation Stock Ownership FAQ

Who owns Onto Innovation?

Onto Innovation (NYSE: ONTO) is owned by 96.32% institutional shareholders, 33.50% Onto Innovation insiders, and 0.00% retail investors. Vincent J. Coates is the largest individual Onto Innovation shareholder, owning 9.69M shares representing 19.50% of the company. Vincent J. Coates's Onto Innovation shares are currently valued at $1.83B.

If you're new to stock investing, here's how to buy Onto Innovation stock.
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