MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

Private Harbour Investment Management & Counsel, LLC's Holding History (CIK: 0001453526)

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

Q1 2022

Shares 5,419 Value ($000) $813 Avg Close $150.35 Range $131.30 - $175.09

Q4 2021

Shares 5,501 Value ($000) $958 Avg Close $151.09 Range $136.06 - $172.80

Q3 2021

Shares 5,516 Value ($000) $832 Avg Close $148.13 Range $133.76 - $168.78

Q2 2021

Shares 5,520 Value ($000) $982 Avg Close $175.09 Range $158.98 - $192.11

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2022	5,419	$813	$150.35	$131.30 - $175.09
Q4 2021	5,501	$958	$151.09	$136.06 - $172.80
Q3 2021	5,516	$832	$148.13	$133.76 - $168.78
Q2 2021	5,520	$982	$175.09	$158.98 - $192.11