MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC's Holding History (CIK: 0001021223)

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

Q4 2020

Shares 9 Value ($000) $1 Avg Close $125.75 Range $101.82 - $152.08

Q3 2020

Shares 88 Value ($000) $10 Avg Close $112.47 Range $97.77 - $124.64

Q1 2020

Shares 608 Value ($000) $50 Avg Close $97.84 Range $64.00 - $116.86

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	9	$1	$125.75	$101.82 - $152.08
Q3 2020	88	$10	$112.47	$97.77 - $124.64
Q1 2020	608	$50	$97.84	$64.00 - $116.86