MASIMO CORP

Ticker: MASI CUSIP: 574795100 Class: Common Stock

FINANCIAL COUNSELORS INC's Holding History (CIK: 0000949623)

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

Q1 2020

Shares 1,560 Value ($000) $276 Avg Close $171.51 Range $143.90 - $187.85

Q4 2019

Shares 1,560 Value ($000) $247 Avg Close $150.33 Range $140.16 - $160.06

Q3 2019

Shares 1,530 Value ($000) $228 Avg Close $151.90 Range $139.36 - $160.25

Q1 2019

Shares 1,600 Value ($000) $221 Avg Close $125.54 Range $101.87 - $139.48

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	1,560	$276	$171.51	$143.90 - $187.85
Q4 2019	1,560	$247	$150.33	$140.16 - $160.06
Q3 2019	1,530	$228	$151.90	$139.36 - $160.25
Q1 2019	1,600	$221	$125.54	$101.87 - $139.48