David Philip Henry

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
15 Feb 24	MKSI MKS Instruments	Common Stock	Payment of exercise	Dispose F	No	No	122.15	2,692	328.83 k	16,529.903
15 Feb 24	MKSI MKS Instruments	Common Stock	Option exercise	Acquire M	No	No	0	1,246	0.00	19,221.903
15 Feb 24	MKSI MKS Instruments	Common Stock	Option exercise	Acquire M	No	No	0	2,405	0.00	17,975.903
15 Feb 24	MKSI MKS Instruments	Common Stock	Option exercise	Acquire M	No	No	0	1,100	0.00	15,570.903
15 Feb 24	MKSI MKS Instruments	Common Stock	Option exercise	Acquire M	No	No	0	1,528	0.00	14,470.903
15 Feb 24	MKSI MKS Instruments	Common Stock	Option exercise	Acquire M	No	No	0	581.16	0.00	12,942.903
15 Feb 24	MKSI MKS Instruments	Common Stock	Option exercise	Acquire M	No	No	0	1,162.321	0.00	12,361.743
15 Feb 24	MKSI MKS Instruments	RSU Common Stock	Option exercise	Dispose M	No	No	0	1,246	0.00	13,767.723
15 Feb 24	MKSI MKS Instruments	RSU Common Stock	Option exercise	Dispose M	No	No	0	2,405	0.00	15,013.723
15 Feb 24	MKSI MKS Instruments	RSU Common Stock	Option exercise	Dispose M	No	No	0	1,100	0.00	17,418.723

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.