MASIMO CORP

Ticker: MASI CUSIP: 574795100 Class: Common Stock

Chesapeake Wealth Management's Holding History (CIK: 0001730383)

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

Q3 2019

Shares 1,643 Value ($000) $244 Avg Close $151.90 Range $139.36 - $160.25

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2019	1,643	$244	$151.90	$139.36 - $160.25