MASIMO CORP

Ticker: MASI CUSIP: 574795100 Class: Common Stock

HighTower Advisors, LLC's Holding History (CIK: 0001462245)

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

Q4 2025

Shares 3,747 Value ($000) $487 Avg Close $143.19 Range $129.77 - $157.72

Q3 2025

Shares 4,153 Value ($000) $613 Avg Close $151.39 Range $135.34 - $172.55

Q2 2025

Shares 3,889 Value ($000) $654 Avg Close $159.72 Range $133.70 - $174.50

Q1 2025

Shares 4,550 Value ($000) $758 Avg Close $173.51 Range $159.29 - $194.88

Q4 2024

Shares 6,813 Value ($000) $1,126 Avg Close $157.91 Range $131.60 - $180.97

Q3 2024

Shares 4,810 Value ($000) $640 Avg Close $116.03 Range $101.61 - $135.78

Q2 2024

Shares 5,218 Value ($000) $670 Avg Close $131.69 Range $112.85 - $147.89

Q1 2024

Shares 4,627 Value ($000) $685 Avg Close $129.12 Range $107.57 - $153.93

Q4 2023

Shares 3,072 Value ($000) $359 Avg Close $93.21 Range $75.22 - $122.60

Q3 2023

Shares 3,259 Value ($000) $285 Avg Close $116.39 Range $83.03 - $164.16

Q2 2023

Shares 4,436 Value ($000) $727 Avg Close $174.09 Range $153.35 - $198.00

Q1 2023

Shares 2,138 Value ($000) $395 Avg Close $168.70 Range $144.51 - $184.97

Q4 2022

Shares 2,066 Value ($000) $306 Avg Close $137.60 Range $108.89 - $150.87

Q3 2022

Shares 2,459 Value ($000) $348 Avg Close $146.09 Range $122.68 - $172.74

Q2 2022

Shares 2,184 Value ($000) $286 Avg Close $133.79 Range $112.07 - $154.51

Q1 2022

Shares 1,712 Value ($000) $248 Avg Close $192.01 Range $133.94 - $291.15

Q4 2021

Shares 3,995 Value ($000) $1,174 Avg Close $284.79 Range $262.52 - $305.21

Q3 2021

Shares 11,014 Value ($000) $2,976 Avg Close $271.15 Range $241.42 - $288.27

Q2 2021

Shares 10,863 Value ($000) $2,636 Avg Close $228.17 Range $205.10 - $250.49

Q1 2021

Shares 10,188 Value ($000) $2,340 Avg Close $251.21 Range $217.65 - $284.86

Q4 2020

Shares 9,918 Value ($000) $2,657 Avg Close $249.38 Range $218.23 - $273.33

Q3 2020

Shares 10,337 Value ($000) $2,439 Avg Close $224.17 Range $203.81 - $248.88

Q2 2020

Shares 9,774 Value ($000) $2,229 Avg Close $219.47 Range $173.15 - $258.00

Q4 2015

Shares 14,515 Value ($000) $600 Avg Close $40.86 Range $37.40 - $43.76

Q3 2015

Shares 14,047 Value ($000) $540 Avg Close $40.86 Range $35.33 - $46.00

Q2 2015

Shares 19,677 Value ($000) $763 Avg Close $35.83 Range $32.33 - $39.91

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,747	$487	$143.19	$129.77 - $157.72
Q3 2025	4,153	$613	$151.39	$135.34 - $172.55
Q2 2025	3,889	$654	$159.72	$133.70 - $174.50
Q1 2025	4,550	$758	$173.51	$159.29 - $194.88
Q4 2024	6,813	$1,126	$157.91	$131.60 - $180.97
Q3 2024	4,810	$640	$116.03	$101.61 - $135.78
Q2 2024	5,218	$670	$131.69	$112.85 - $147.89
Q1 2024	4,627	$685	$129.12	$107.57 - $153.93
Q4 2023	3,072	$359	$93.21	$75.22 - $122.60
Q3 2023	3,259	$285	$116.39	$83.03 - $164.16
Q2 2023	4,436	$727	$174.09	$153.35 - $198.00
Q1 2023	2,138	$395	$168.70	$144.51 - $184.97
Q4 2022	2,066	$306	$137.60	$108.89 - $150.87
Q3 2022	2,459	$348	$146.09	$122.68 - $172.74
Q2 2022	2,184	$286	$133.79	$112.07 - $154.51
Q1 2022	1,712	$248	$192.01	$133.94 - $291.15
Q4 2021	3,995	$1,174	$284.79	$262.52 - $305.21
Q3 2021	11,014	$2,976	$271.15	$241.42 - $288.27
Q2 2021	10,863	$2,636	$228.17	$205.10 - $250.49
Q1 2021	10,188	$2,340	$251.21	$217.65 - $284.86
Q4 2020	9,918	$2,657	$249.38	$218.23 - $273.33
Q3 2020	10,337	$2,439	$224.17	$203.81 - $248.88
Q2 2020	9,774	$2,229	$219.47	$173.15 - $258.00
Q4 2015	14,515	$600	$40.86	$37.40 - $43.76
Q3 2015	14,047	$540	$40.86	$35.33 - $46.00
Q2 2015	19,677	$763	$35.83	$32.33 - $39.91