Henry David Philip sold MKSI
February 20, 2026 · Form 4 insider transaction
Henry David Philip sold 2,000 shares of MKS Inc. at $261.56 per share, a transaction worth $523.1K. The trade was recorded as open-market sale and disclosed on an SEC Form 4, filed 3 days after the transaction.
Direction
Disposed (sell-side)
Shares
2,000
Price
$261.56
Total value
$523.1K
InsiderHenry David Philip
Role—
CompanyMKS Inc. (MKSI)
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateFebruary 20, 2026
Filing dateFebruary 23, 2026
Shares owned after18,841
OwnershipDirect
10b5-1 planNo
AmendedNo