MASIMO CORP

Ticker: MASI CUSIP: 574795100 Class: Common Stock

Engineers Gate Manager LP's Holding History (CIK: 0001620220)

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

Q4 2025

Shares 83,458 Value ($000) $10,855 Avg Close $143.19 Range $129.77 - $157.72

Q3 2025

Shares 30,773 Value ($000) $4,541 Avg Close $151.39 Range $135.34 - $172.55

Q2 2025

Shares 6,873 Value ($000) $1,156 Avg Close $159.72 Range $133.70 - $174.50

Q1 2025

Shares 7,754 Value ($000) $1,292 Avg Close $173.51 Range $159.29 - $194.88

Q3 2024

Shares 9,980 Value ($000) $1,331 Avg Close $116.03 Range $101.61 - $135.78

Q2 2024

Shares 11,074 Value ($000) $1,395 Avg Close $131.69 Range $112.85 - $147.89

Q3 2023

Shares 12,491 Value ($000) $1,095 Avg Close $116.39 Range $83.03 - $164.16

Q2 2023

Shares 1,327 Value ($000) $218 Avg Close $174.09 Range $153.35 - $198.00

Q2 2022

Shares 5,104 Value ($000) $667 Avg Close $133.79 Range $112.07 - $154.51

Q1 2022

Shares 38,415 Value ($000) $5,591 Avg Close $192.01 Range $133.94 - $291.15

Q2 2021

Shares 1,303 Value ($000) $316 Avg Close $228.17 Range $205.10 - $250.49

Q1 2021

Shares 9,715 Value ($000) $2,231 Avg Close $251.21 Range $217.65 - $284.86

Q4 2020

Shares 1,075 Value ($000) $289 Avg Close $249.38 Range $218.23 - $273.33

Q2 2020

Shares 7,903 Value ($000) $1,802 Avg Close $219.47 Range $173.15 - $258.00

Q1 2020

Shares 1,583 Value ($000) $280 Avg Close $171.51 Range $143.90 - $187.85

Q4 2019

Shares 1,362 Value ($000) $215 Avg Close $150.33 Range $140.16 - $160.06

Q2 2019

Shares 3,860 Value ($000) $575 Avg Close $137.22 Range $118.93 - $148.93

Q4 2018

Shares 23,568 Value ($000) $2,530 Avg Close $111.51 Range $98.23 - $126.89

Q1 2017

Shares 45,436 Value ($000) $4,237 Avg Close $82.32 Range $66.79 - $96.68

Q4 2015

Shares 37,082 Value ($000) $1,539 Avg Close $40.86 Range $37.40 - $43.76

Q3 2015

Shares 46,574 Value ($000) $1,796 Avg Close $40.86 Range $35.33 - $46.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	83,458	$10,855	$143.19	$129.77 - $157.72
Q3 2025	30,773	$4,541	$151.39	$135.34 - $172.55
Q2 2025	6,873	$1,156	$159.72	$133.70 - $174.50
Q1 2025	7,754	$1,292	$173.51	$159.29 - $194.88
Q3 2024	9,980	$1,331	$116.03	$101.61 - $135.78
Q2 2024	11,074	$1,395	$131.69	$112.85 - $147.89
Q3 2023	12,491	$1,095	$116.39	$83.03 - $164.16
Q2 2023	1,327	$218	$174.09	$153.35 - $198.00
Q2 2022	5,104	$667	$133.79	$112.07 - $154.51
Q1 2022	38,415	$5,591	$192.01	$133.94 - $291.15
Q2 2021	1,303	$316	$228.17	$205.10 - $250.49
Q1 2021	9,715	$2,231	$251.21	$217.65 - $284.86
Q4 2020	1,075	$289	$249.38	$218.23 - $273.33
Q2 2020	7,903	$1,802	$219.47	$173.15 - $258.00
Q1 2020	1,583	$280	$171.51	$143.90 - $187.85
Q4 2019	1,362	$215	$150.33	$140.16 - $160.06
Q2 2019	3,860	$575	$137.22	$118.93 - $148.93
Q4 2018	23,568	$2,530	$111.51	$98.23 - $126.89
Q1 2017	45,436	$4,237	$82.32	$66.79 - $96.68
Q4 2015	37,082	$1,539	$40.86	$37.40 - $43.76
Q3 2015	46,574	$1,796	$40.86	$35.33 - $46.00