MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

TOTH FINANCIAL ADVISORY CORP's Holding History (CIK: 0000866780)

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

Q4 2020

Shares 6,150 Value ($000) $925 Avg Close $125.75 Range $101.82 - $152.08

Q2 2019

Shares 100 Value ($000) $8 Avg Close $80.27 Range $67.03 - $98.53

Q1 2019

Shares 100 Value ($000) $9 Avg Close $76.40 Range $59.36 - $88.91

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	6,150	$925	$125.75	$101.82 - $152.08
Q2 2019	100	$8	$80.27	$67.03 - $98.53
Q1 2019	100	$9	$76.40	$59.36 - $88.91