WILLIAMS JOHN EDWARD

PrivateCIK: 1710173
Location

ANDOVER, MA

Senior insider sale

EVP & GM, PSD at MKS INC — senior position signals high conviction

$131.8K

457.00 shares

What this filing means

WILLIAMS JOHN EDWARD plans to sell 457.00 shares of MKS INC valued at approximately $131.8K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderWILLIAMS JOHN EDWARDCIK 1710173
IssuerMKS INCCIK 1049502
Officer· EVP & GM, PSD
Since Feb 2026
457.00
Shares to sell
$131.8K
Approx. market value
457.00
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months1
Sort

Restricted Stock Vesting

Compensation

4/17/2026
457.00
Total acquired457.00
Planned & Completed Dispositions1
Sort
NASDAQPlanned

Units to sell

457.00

Market value

$131.8K

8/3/2026
Total

Units

457.00

Value

$131.8K