MASIMO CORP

Ticker: MASI CUSIP: 574795100 Class: Common Stock

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q4 2025
Shares 19,490 Value ($000) $2,535 Avg Close $143.19 Range $129.77 - $157.72
Q3 2025
Shares 21,738 Value ($000) $3,207 Avg Close $151.39 Range $135.34 - $172.55
Q2 2025
Shares 21,644 Value ($000) $3,641 Avg Close $159.72 Range $133.70 - $174.50
Q1 2025
Shares 16,534 Value ($000) $2,755 Avg Close $173.51 Range $159.29 - $194.88
Q4 2024
Shares 16,938 Value ($000) $2,800 Avg Close $157.91 Range $131.60 - $180.97
Q3 2024
Shares 25,141 Value ($000) $3,352 Avg Close $116.03 Range $101.61 - $135.78
Q2 2024
Shares 18,457 Value ($000) $2,324 Avg Close $131.69 Range $112.85 - $147.89
Q1 2024
Shares 20,443 Value ($000) $3,002 Avg Close $129.12 Range $107.57 - $153.93
Q4 2023
Shares 23,157 Value ($000) $2,714 Avg Close $93.21 Range $75.22 - $122.60
Q3 2023
Shares 8,157 Value ($000) $715 Avg Close $116.39 Range $83.03 - $164.16
Q2 2023
Shares 34,883 Value ($000) $5,740 Avg Close $174.09 Range $153.35 - $198.00
Q1 2023
Shares 29,870 Value ($000) $5,512 Avg Close $168.70 Range $144.51 - $184.97
Q4 2022
Shares 25,425 Value ($000) $3,762 Avg Close $137.60 Range $108.89 - $150.87
Q3 2022
Shares 29,792 Value ($000) $4,205 Avg Close $146.09 Range $122.68 - $172.74
Q2 2022
Shares 36,872 Value ($000) $4,818 Avg Close $133.79 Range $112.07 - $154.51
Q1 2022
Shares 39,233 Value ($000) $5,710 Avg Close $192.01 Range $133.94 - $291.15
Q4 2021
Shares 26,671 Value ($000) $7,809 Avg Close $284.79 Range $262.52 - $305.21
Q3 2021
Shares 27,102 Value ($000) $7,337 Avg Close $271.15 Range $241.42 - $288.27
Q2 2021
Shares 25,692 Value ($000) $6,229 Avg Close $228.17 Range $205.10 - $250.49
Q1 2021
Shares 23,827 Value ($000) $5,472 Avg Close $251.21 Range $217.65 - $284.86
Q4 2020
Shares 24,591 Value ($000) $6,600 Avg Close $249.38 Range $218.23 - $273.33
Q3 2020
Shares 38,739 Value ($000) $9,145 Avg Close $224.17 Range $203.81 - $248.88
Q2 2020
Shares 38,529 Value ($000) $8,784 Avg Close $219.47 Range $173.15 - $258.00
Q1 2020
Shares 6,391 Value ($000) $1,132 Avg Close $171.51 Range $143.90 - $187.85
Q4 2019
Shares 6,671 Value ($000) $1,054 Avg Close $150.33 Range $140.16 - $160.06
Q3 2019
Shares 6,671 Value ($000) $993 Avg Close $151.90 Range $139.36 - $160.25
Q2 2019
Shares 6,722 Value ($000) $1,000 Avg Close $137.22 Range $118.93 - $148.93
Q1 2019
Shares 8,647 Value ($000) $1,196 Avg Close $125.54 Range $101.87 - $139.48
Q4 2018
Shares 8,897 Value ($000) $955 Avg Close $111.51 Range $98.23 - $126.89
Q3 2018
Shares 8,647 Value ($000) $1,077 Avg Close $110.93 Range $96.14 - $124.74
Q2 2018
Shares 8,841 Value ($000) $863 Avg Close $95.08 Range $83.16 - $102.32