MASIMO CORP

Ticker: MASI CUSIP: 574795100 Class: Common Stock

Nicholas Investment Partners, LP's Holding History (CIK: 0001389574)

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

Q4 2017

Shares 27,147 Value ($000) $2,302 Avg Close $86.74 Range $84.05 - $91.04

Q3 2017

Shares 45,229 Value ($000) $3,915 Avg Close $88.42 Range $81.01 - $100.00

Q1 2017

Shares 24,794 Value ($000) $2,313 Avg Close $82.32 Range $66.79 - $96.68

Q4 2016

Shares 30,903 Value ($000) $2,082 Avg Close $61.46 Range $53.78 - $68.88

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	27,147	$2,302	$86.74	$84.05 - $91.04
Q3 2017	45,229	$3,915	$88.42	$81.01 - $100.00
Q1 2017	24,794	$2,313	$82.32	$66.79 - $96.68
Q4 2016	30,903	$2,082	$61.46	$53.78 - $68.88