Info
Insider Ownership

Insider Trading & Ownership of David Philip Henry

Location: Andover, MA
Summary: The estimated net worth of David Philip Henry is at least $3.4M dollars as of September 19, 2025. David Philip Henry is the EVP, Global Str Mktg & GM, MSD of MKS INC and owns shares of MKS INSTRUMENTS INC (MKSI) stock worth about $3.4M.
Signature: /s/ M. Kathryn Rickards, attorney-in-fact
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Ownership of David Philip Henry

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
MKSI	MKS INSTRUMENTS INC	EVP, Global Str Mktg & GM, MSD	$3.4M	-$860K	-20.2%	Sep 18, 2025

Insider Transactions Reported by David Philip Henry:

Sym	Company	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.