MASIMO CORP

Ticker: MASI CUSIP: 574795100 Class: Common Stock

OGOREK ANTHONY JOSEPH /NY/ /ADV's Holding History (CIK: 0000714364)

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

Q1 2018

Shares 45 Value ($000) $3 Avg Close $87.17 Range $80.69 - $96.45

Q4 2017

Shares 45 Value ($000) $3 Avg Close $86.74 Range $84.05 - $91.04

Q3 2017

Shares 45 Value ($000) $3 Avg Close $88.42 Range $81.01 - $100.00

Q2 2017

Shares 45 Value ($000) $4 Avg Close $91.81 Range $82.71 - $104.71

Q1 2017

Shares 45 Value ($000) $4 Avg Close $82.32 Range $66.79 - $96.68

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	45	$3	$87.17	$80.69 - $96.45
Q4 2017	45	$3	$86.74	$84.05 - $91.04
Q3 2017	45	$3	$88.42	$81.01 - $100.00
Q2 2017	45	$4	$91.81	$82.71 - $104.71
Q1 2017	45	$4	$82.32	$66.79 - $96.68