NASDAQ: MKSI
Mks Inc Stock Ownership - Who owns Mks?

Insider buying vs selling

Have Mks Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
James Alan SchreinerEVP COO2025-10-22711$138.68
$98.60kSell
Jacqueline F. MoloneyDirector2025-10-01300$122.14
$36.64kSell
David Philip HenryEVP Global Str Mktg GM MSD2025-09-185,000$130.00
$650.00kSell
James Alan SchreinerEVP COO2025-09-18838$124.00
$103.91kSell
Elizabeth MoraDirector2025-09-02300$99.85
$29.96kSell
James Alan SchreinerEVP COO2025-08-181,249$100.22
$125.17kSell
John Edward WilliamsEVP GM PSD2025-08-15308$104.73
$32.26kSell
Jacqueline F. MoloneyDirector2025-08-01300$92.10
$27.63kSell
James Alan SchreinerEVP COO MSD2025-07-07957$102.44
$98.04kSell
David Philip HenryEVP Operations Corp Mktg2025-07-032,000$105.00
$210.00kSell

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Net Insider Buy/Sell (L12M) Ownership

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MKSI Shareholders

What type of owners hold Mks Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Electric Co Emerson14.73%9,889,905$1.42BInsider
Vanguard Group Inc11.10%7,456,617$1.07BInstitution
Blackrock Inc10.89%7,316,563$1.05BInstitution
Carlyle Partners VI Cayman Holdings LP9.65%6,482,732$931.63MInsider
Carlyle Group Inc9.65%6,482,732$931.63MInsider
Price T Rowe Associates Inc6.15%4,129,128$593.40MInstitution
Claire R. Bertucci6.12%4,109,967$590.64MInsider
Victory Capital Management Inc5.76%3,866,182$555.61MInstitution
Fmr LLC5.70%3,829,376$550.32MInstitution
Capital International Investors4.84%3,252,586$467.43MInstitution

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MKSI vs Scientific & Technical Instrument Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
MKSI72.05%27.95%Net SellingNet Selling
CGNX91.88%3.77%Net SellingNet Selling
ESE95.98%4.02%Net Buying
VNT98.60%1.01%Net SellingNet Buying
BMI95.24%4.29%Net Selling

Mks Stock Ownership FAQ

Who owns Mks?

Mks (NASDAQ: MKSI) is owned by 111.16% institutional shareholders, 43.12% Mks insiders, and 0.00% retail investors. Electric Co Emerson is the largest individual Mks shareholder, owning 9.89M shares representing 14.73% of the company. Electric Co Emerson's Mks shares are currently valued at $1.42B.

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