MASIMO CORP

Ticker: MASI CUSIP: 574795100 Class: Common Stock

FIRST NATIONAL BANK OF OMAHA's Holding History (CIK: 0000036644)

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

Q4 2020

Shares 852 Value ($000) $229 Avg Close $249.38 Range $218.23 - $273.33

Q3 2020

Shares 2,814 Value ($000) $665 Avg Close $224.17 Range $203.81 - $248.88

Q2 2020

Shares 3,734 Value ($000) $851 Avg Close $219.47 Range $173.15 - $258.00

Q1 2020

Shares 4,189 Value ($000) $741 Avg Close $171.51 Range $143.90 - $187.85

Q4 2019

Shares 4,833 Value ($000) $764 Avg Close $150.33 Range $140.16 - $160.06

Q3 2019

Shares 3,973 Value ($000) $591 Avg Close $151.90 Range $139.36 - $160.25

Q2 2019

Shares 3,060 Value ($000) $455 Avg Close $137.22 Range $118.93 - $148.93

Q1 2019

Shares 7,172 Value ($000) $992 Avg Close $125.54 Range $101.87 - $139.48

Q4 2018

Shares 10,145 Value ($000) $1,089 Avg Close $111.51 Range $98.23 - $126.89

Q3 2018

Shares 13,788 Value ($000) $1,717 Avg Close $110.93 Range $96.14 - $124.74

Q2 2018

Shares 13,428 Value ($000) $1,311 Avg Close $95.08 Range $83.16 - $102.32

Q1 2018

Shares 13,456 Value ($000) $1,183 Avg Close $87.17 Range $80.69 - $96.45

Q4 2017

Shares 13,055 Value ($000) $1,107 Avg Close $86.74 Range $84.05 - $91.04

Q3 2017

Shares 11,375 Value ($000) $985 Avg Close $88.42 Range $81.01 - $100.00

Q2 2017

Shares 11,170 Value ($000) $1,018 Avg Close $91.81 Range $82.71 - $104.71

Q1 2017

Shares 11,180 Value ($000) $1,043 Avg Close $82.32 Range $66.79 - $96.68

Q4 2016

Shares 15,407 Value ($000) $1,038 Avg Close $61.46 Range $53.78 - $68.88

Q3 2016

Shares 15,175 Value ($000) $903 Avg Close $56.42 Range $51.10 - $60.52

Q2 2016

Shares 13,525 Value ($000) $710 Avg Close $47.10 Range $41.19 - $53.55

Q1 2016

Shares 13,500 Value ($000) $565 Avg Close $37.61 Range $33.03 - $41.93

Q4 2015

Shares 12,600 Value ($000) $523 Avg Close $40.86 Range $37.40 - $43.76

Q3 2015

Shares 15,475 Value ($000) $597 Avg Close $40.86 Range $35.33 - $46.00

Q2 2015

Shares 18,300 Value ($000) $618 Avg Close $35.83 Range $32.33 - $39.91

Q1 2015

Shares 18,300 Value ($000) $618 Avg Close $28.75 Range $25.12 - $33.16

Q4 2014

Shares 17,750 Value ($000) $468 Avg Close $24.68 Range $21.03 - $27.15

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	852	$229	$249.38	$218.23 - $273.33
Q3 2020	2,814	$665	$224.17	$203.81 - $248.88
Q2 2020	3,734	$851	$219.47	$173.15 - $258.00
Q1 2020	4,189	$741	$171.51	$143.90 - $187.85
Q4 2019	4,833	$764	$150.33	$140.16 - $160.06
Q3 2019	3,973	$591	$151.90	$139.36 - $160.25
Q2 2019	3,060	$455	$137.22	$118.93 - $148.93
Q1 2019	7,172	$992	$125.54	$101.87 - $139.48
Q4 2018	10,145	$1,089	$111.51	$98.23 - $126.89
Q3 2018	13,788	$1,717	$110.93	$96.14 - $124.74
Q2 2018	13,428	$1,311	$95.08	$83.16 - $102.32
Q1 2018	13,456	$1,183	$87.17	$80.69 - $96.45
Q4 2017	13,055	$1,107	$86.74	$84.05 - $91.04
Q3 2017	11,375	$985	$88.42	$81.01 - $100.00
Q2 2017	11,170	$1,018	$91.81	$82.71 - $104.71
Q1 2017	11,180	$1,043	$82.32	$66.79 - $96.68
Q4 2016	15,407	$1,038	$61.46	$53.78 - $68.88
Q3 2016	15,175	$903	$56.42	$51.10 - $60.52
Q2 2016	13,525	$710	$47.10	$41.19 - $53.55
Q1 2016	13,500	$565	$37.61	$33.03 - $41.93
Q4 2015	12,600	$523	$40.86	$37.40 - $43.76
Q3 2015	15,475	$597	$40.86	$35.33 - $46.00
Q2 2015	18,300	$618	$35.83	$32.33 - $39.91
Q1 2015	18,300	$618	$28.75	$25.12 - $33.16
Q4 2014	17,750	$468	$24.68	$21.03 - $27.15