MKSI

MKS INC

MKS INC (MKSI) has 7 SEC Form 4 filings (23 transaction rows) in the rolling window, disclosed by 3 distinct insiders. Most recent filing: Jun 11, 2026.

Insiders have net sold $1.4M over the trailing 6 months.

  • Industry:Hardware, Equipment & Parts
  • CEO:John T. C. Lee
  • Employees:10,200
  • HQ:Andover, MA, US
  • IPO:1999-03-30

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$1.4M

reported sales (SEC code S)

Unique Insiders

3

in the rolling window

Market Cap

$23.9B

latest known value

Source
Sale$248KJun 11SEC ↗
Sale$767KJun 8SEC ↗
CANNONE PETER IIIFirst filing
Sale$410KMay 19SEC ↗

Related companies

MKS INC is in the Manufacturing sector.