MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

Asset Dedication, LLC's Holding History (CIK: 0001475896)

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

Q4 2023

Shares 70 Value ($000) $0 Avg Close $79.84 Range $62.28 - $104.49

Q4 2020

Shares 15 Value ($000) $2 Avg Close $125.75 Range $101.82 - $152.08

Q3 2020

Shares 15 Value ($000) $2 Avg Close $112.47 Range $97.77 - $124.64

Q4 2019

Shares 15 Value ($000) $2 Avg Close $99.99 Range $81.07 - $109.78

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	70	$0	$79.84	$62.28 - $104.49
Q4 2020	15	$2	$125.75	$101.82 - $152.08
Q3 2020	15	$2	$112.47	$97.77 - $124.64
Q4 2019	15	$2	$99.99	$81.07 - $109.78