COLELLA GERALD G – Insider Transactions

Ticker	Owner	Relationship	Date	Transaction	Cost	#Shares	Value ($)	#Shares Total	SEC Form 4
MKSI	COLELLA GERALD G	Director	May 27 '26	Sale	333.40	20,000	6,668,076	20,017	May 28 12:00 AM
MKSI	COLELLA GERALD G	Director	Feb 24 '26	Sale	253.97	10,000	2,539,675	40,017	Feb 24 12:00 AM
MKSI	COLELLA GERALD G	Director	Feb 20 '26	Sale	252.90	10,000	2,528,999	50,017	Feb 24 12:00 AM

Insider Trading & Congressional Trades