MASIMO CORP

Ticker: MASI CUSIP: 574795100 Class: Common Stock

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q2 2025
Shares 98 Value ($000) $0 Avg Close $159.72 Range $133.70 - $174.50
Q1 2025
Shares 2,338 Value ($000) $0 Avg Close $173.51 Range $159.29 - $194.88
Q4 2024
Shares 825 Value ($000) $0 Avg Close $157.91 Range $131.60 - $180.97
Q3 2024
Shares 12,529 Value ($000) $2 Avg Close $116.03 Range $101.61 - $135.78
Q2 2024
Shares 6,360 Value ($000) $1 Avg Close $131.69 Range $112.85 - $147.89
Q1 2024
Shares 5,595 Value ($000) $1 Avg Close $129.12 Range $107.57 - $153.93
Q4 2023
Shares 14,646 Value ($000) $2 Avg Close $93.21 Range $75.22 - $122.60
Q3 2023
Shares 50,689 Value ($000) $4 Avg Close $116.39 Range $83.03 - $164.16
Q2 2023
Shares 3,965 Value ($000) $1 Avg Close $174.09 Range $153.35 - $198.00
Q1 2023
Shares 3,335 Value ($000) $1 Avg Close $168.70 Range $144.51 - $184.97
Q4 2022
Shares 831 Value ($000) $0 Avg Close $137.60 Range $108.89 - $150.87
Q3 2022
Shares 1,066 Value ($000) $150 Avg Close $146.09 Range $122.68 - $172.74
Q4 2021
Shares 124 Value ($000) $36 Avg Close $284.79 Range $262.52 - $305.21
Q1 2021
Shares 525 Value ($000) $120 Avg Close $251.21 Range $217.65 - $284.86
Q4 2020
Shares 207 Value ($000) $55 Avg Close $249.38 Range $218.23 - $273.33
Q2 2020
Shares 2,664 Value ($000) $607 Avg Close $219.47 Range $173.15 - $258.00
Q1 2020
Shares 2,810 Value ($000) $497 Avg Close $171.51 Range $143.90 - $187.85
Q4 2019
Shares 633 Value ($000) $100 Avg Close $150.33 Range $140.16 - $160.06
Q4 2018
Shares 949 Value ($000) $101 Avg Close $111.51 Range $98.23 - $126.89
Q1 2018
Shares 1,498 Value ($000) $131 Avg Close $87.17 Range $80.69 - $96.45
Q4 2017
Shares 2,276 Value ($000) $193 Avg Close $86.74 Range $84.05 - $91.04
Q3 2017
Shares 809 Value ($000) $70 Avg Close $88.42 Range $81.01 - $100.00
Q2 2017
Shares 6,559 Value ($000) $598 Avg Close $91.81 Range $82.71 - $104.71
Q1 2017
Shares 5,966 Value ($000) $556 Avg Close $82.32 Range $66.79 - $96.68
Q4 2016
Shares 7,845 Value ($000) $528 Avg Close $61.46 Range $53.78 - $68.88
Q3 2016
Shares 292 Value ($000) $17 Avg Close $56.42 Range $51.10 - $60.52
Q2 2016
Shares 91 Value ($000) $4 Avg Close $47.10 Range $41.19 - $53.55
Q3 2015
Shares 1,311 Value ($000) $50 Avg Close $40.86 Range $35.33 - $46.00