MASIMO CORP

Ticker: MASI CUSIP: 574795100 Class: Common Stock

FIRST TRUST ADVISORS LP's Holding History (CIK: 0001125816)

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

Q4 2025

Shares 2,341 Value ($000) $304 Avg Close $143.19 Range $129.77 - $157.72

Q3 2025

Shares 61,934 Value ($000) $9,138 Avg Close $151.39 Range $135.34 - $172.55

Q2 2025

Shares 99,612 Value ($000) $16,757 Avg Close $159.72 Range $133.70 - $174.50

Q1 2025

Shares 145,164 Value ($000) $24,184 Avg Close $173.51 Range $159.29 - $194.88

Q4 2024

Shares 47,328 Value ($000) $7,823 Avg Close $157.91 Range $131.60 - $180.97

Q3 2024

Shares 5,376 Value ($000) $717 Avg Close $116.03 Range $101.61 - $135.78

Q2 2024

Shares 79,405 Value ($000) $10,000 Avg Close $131.69 Range $112.85 - $147.89

Q1 2024

Shares 62,526 Value ($000) $9,182 Avg Close $129.12 Range $107.57 - $153.93

Q4 2023

Shares 3,191 Value ($000) $374 Avg Close $93.21 Range $75.22 - $122.60

Q3 2023

Shares 104,844 Value ($000) $9,193 Avg Close $116.39 Range $83.03 - $164.16

Q2 2023

Shares 179,275 Value ($000) $29,500 Avg Close $174.09 Range $153.35 - $198.00

Q1 2023

Shares 43,260 Value ($000) $7,983 Avg Close $168.70 Range $144.51 - $184.97

Q4 2022

Shares 125,321 Value ($000) $18,541 Avg Close $137.60 Range $108.89 - $150.87

Q3 2022

Shares 48,393 Value ($000) $6,831 Avg Close $146.09 Range $122.68 - $172.74

Q2 2022

Shares 84,920 Value ($000) $11,096 Avg Close $133.79 Range $112.07 - $154.51

Q1 2022

Shares 29,338 Value ($000) $4,270 Avg Close $192.01 Range $133.94 - $291.15

Q4 2021

Shares 73,611 Value ($000) $21,552 Avg Close $284.79 Range $262.52 - $305.21

Q3 2021

Shares 26,710 Value ($000) $7,231 Avg Close $271.15 Range $241.42 - $288.27

Q2 2021

Shares 3,954 Value ($000) $958 Avg Close $228.17 Range $205.10 - $250.49

Q1 2021

Shares 70,181 Value ($000) $16,119 Avg Close $251.21 Range $217.65 - $284.86

Q4 2020

Shares 66,638 Value ($000) $17,884 Avg Close $249.38 Range $218.23 - $273.33

Q3 2020

Shares 80,779 Value ($000) $19,069 Avg Close $224.17 Range $203.81 - $248.88

Q2 2020

Shares 138,440 Value ($000) $31,563 Avg Close $219.47 Range $173.15 - $258.00

Q1 2020

Shares 104,123 Value ($000) $18,442 Avg Close $171.51 Range $143.90 - $187.85

Q4 2019

Shares 68,202 Value ($000) $10,780 Avg Close $150.33 Range $140.16 - $160.06

Q3 2019

Shares 158,572 Value ($000) $23,594 Avg Close $151.90 Range $139.36 - $160.25

Q2 2019

Shares 177,854 Value ($000) $26,468 Avg Close $137.22 Range $118.93 - $148.93

Q1 2019

Shares 280,614 Value ($000) $38,803 Avg Close $125.54 Range $101.87 - $139.48

Q4 2018

Shares 390,076 Value ($000) $41,882 Avg Close $111.51 Range $98.23 - $126.89

Q3 2018

Shares 137,096 Value ($000) $17,074 Avg Close $110.93 Range $96.14 - $124.74

Q2 2018

Shares 11,206 Value ($000) $1,094 Avg Close $95.08 Range $83.16 - $102.32

Q1 2018

Shares 3,547 Value ($000) $312 Avg Close $87.17 Range $80.69 - $96.45

Q4 2017

Shares 2,483 Value ($000) $211 Avg Close $86.74 Range $84.05 - $91.04

Q3 2017

Shares 22,905 Value ($000) $1,983 Avg Close $88.42 Range $81.01 - $100.00

Q2 2017

Shares 58,965 Value ($000) $5,376 Avg Close $91.81 Range $82.71 - $104.71

Q1 2017

Shares 68,771 Value ($000) $6,414 Avg Close $82.32 Range $66.79 - $96.68

Q4 2016

Shares 54,411 Value ($000) $3,667 Avg Close $61.46 Range $53.78 - $68.88

Q3 2016

Shares 34,238 Value ($000) $2,037 Avg Close $56.42 Range $51.10 - $60.52

Q2 2016

Shares 32,023 Value ($000) $1,682 Avg Close $47.10 Range $41.19 - $53.55

Q1 2016

Shares 38,422 Value ($000) $1,608 Avg Close $37.61 Range $33.03 - $41.93

Q4 2015

Shares 60,317 Value ($000) $2,504 Avg Close $40.86 Range $37.40 - $43.76

Q3 2015

Shares 86,211 Value ($000) $3,324 Avg Close $40.86 Range $35.33 - $46.00

Q2 2015

Shares 84,398 Value ($000) $3,270 Avg Close $35.83 Range $32.33 - $39.91

Q1 2015

Shares 22,511 Value ($000) $742 Avg Close $28.75 Range $25.12 - $33.16

Q2 2014

Shares 40,310 Value ($000) $951 Avg Close $24.80 Range $21.45 - $28.78

Q1 2014

Shares 103,982 Value ($000) $2,840 Avg Close $28.52 Range $25.08 - $32.20

Q4 2013

Shares 113,357 Value ($000) $3,313 Avg Close $27.99 Range $25.42 - $29.66

Q3 2013

Shares 29,454 Value ($000) $785 Avg Close $24.65 Range $21.21 - $27.17

Q2 2013

Shares 28,427 Value ($000) $603 Avg Close $21.04 Range $19.03 - $22.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,341	$304	$143.19	$129.77 - $157.72
Q3 2025	61,934	$9,138	$151.39	$135.34 - $172.55
Q2 2025	99,612	$16,757	$159.72	$133.70 - $174.50
Q1 2025	145,164	$24,184	$173.51	$159.29 - $194.88
Q4 2024	47,328	$7,823	$157.91	$131.60 - $180.97
Q3 2024	5,376	$717	$116.03	$101.61 - $135.78
Q2 2024	79,405	$10,000	$131.69	$112.85 - $147.89
Q1 2024	62,526	$9,182	$129.12	$107.57 - $153.93
Q4 2023	3,191	$374	$93.21	$75.22 - $122.60
Q3 2023	104,844	$9,193	$116.39	$83.03 - $164.16
Q2 2023	179,275	$29,500	$174.09	$153.35 - $198.00
Q1 2023	43,260	$7,983	$168.70	$144.51 - $184.97
Q4 2022	125,321	$18,541	$137.60	$108.89 - $150.87
Q3 2022	48,393	$6,831	$146.09	$122.68 - $172.74
Q2 2022	84,920	$11,096	$133.79	$112.07 - $154.51
Q1 2022	29,338	$4,270	$192.01	$133.94 - $291.15
Q4 2021	73,611	$21,552	$284.79	$262.52 - $305.21
Q3 2021	26,710	$7,231	$271.15	$241.42 - $288.27
Q2 2021	3,954	$958	$228.17	$205.10 - $250.49
Q1 2021	70,181	$16,119	$251.21	$217.65 - $284.86
Q4 2020	66,638	$17,884	$249.38	$218.23 - $273.33
Q3 2020	80,779	$19,069	$224.17	$203.81 - $248.88
Q2 2020	138,440	$31,563	$219.47	$173.15 - $258.00
Q1 2020	104,123	$18,442	$171.51	$143.90 - $187.85
Q4 2019	68,202	$10,780	$150.33	$140.16 - $160.06
Q3 2019	158,572	$23,594	$151.90	$139.36 - $160.25
Q2 2019	177,854	$26,468	$137.22	$118.93 - $148.93
Q1 2019	280,614	$38,803	$125.54	$101.87 - $139.48
Q4 2018	390,076	$41,882	$111.51	$98.23 - $126.89
Q3 2018	137,096	$17,074	$110.93	$96.14 - $124.74
Q2 2018	11,206	$1,094	$95.08	$83.16 - $102.32
Q1 2018	3,547	$312	$87.17	$80.69 - $96.45
Q4 2017	2,483	$211	$86.74	$84.05 - $91.04
Q3 2017	22,905	$1,983	$88.42	$81.01 - $100.00
Q2 2017	58,965	$5,376	$91.81	$82.71 - $104.71
Q1 2017	68,771	$6,414	$82.32	$66.79 - $96.68
Q4 2016	54,411	$3,667	$61.46	$53.78 - $68.88
Q3 2016	34,238	$2,037	$56.42	$51.10 - $60.52
Q2 2016	32,023	$1,682	$47.10	$41.19 - $53.55
Q1 2016	38,422	$1,608	$37.61	$33.03 - $41.93
Q4 2015	60,317	$2,504	$40.86	$37.40 - $43.76
Q3 2015	86,211	$3,324	$40.86	$35.33 - $46.00
Q2 2015	84,398	$3,270	$35.83	$32.33 - $39.91
Q1 2015	22,511	$742	$28.75	$25.12 - $33.16
Q2 2014	40,310	$951	$24.80	$21.45 - $28.78
Q1 2014	103,982	$2,840	$28.52	$25.08 - $32.20
Q4 2013	113,357	$3,313	$27.99	$25.42 - $29.66
Q3 2013	29,454	$785	$24.65	$21.21 - $27.17
Q2 2013	28,427	$603	$21.04	$19.03 - $22.70