MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

Cerity Partners LLC's Holding History (CIK: 0001566475)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 20,185 Value ($000) $3,226 Avg Close $148.21 Range $120.73 - $170.37

Q3 2025

Shares 16,903 Value ($000) $2,092 Avg Close $106.31 Range $88.17 - $132.24

Q2 2025

Shares 16,864 Value ($000) $1,676 Avg Close $80.86 Range $54.50 - $100.44

Q3 2024

Shares 7,611 Value ($000) $827 Avg Close $117.45 Range $99.10 - $145.63

Q1 2019

Shares 3,577 Value ($000) $333 Avg Close $76.40 Range $59.36 - $88.91

Q3 2017

Shares 4,593 Value ($000) $434 Avg Close $76.52 Range $62.45 - $89.48

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	20,185	$3,226	$148.21	$120.73 - $170.37
Q3 2025	16,903	$2,092	$106.31	$88.17 - $132.24
Q2 2025	16,864	$1,676	$80.86	$54.50 - $100.44
Q3 2024	7,611	$827	$117.45	$99.10 - $145.63
Q1 2019	3,577	$333	$76.40	$59.36 - $88.91
Q3 2017	4,593	$434	$76.52	$62.45 - $89.48