MASIMO CORP

Ticker: MASI CUSIP: 574795100 Class: Common Stock

BROWN BROTHERS HARRIMAN & CO's Holding History (CIK: 0000014661)

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

Q4 2025
Shares 17 Value ($000) $2 Avg Close $143.19 Range $129.77 - $157.72
Q3 2025
Shares 17 Value ($000) $3 Avg Close $151.39 Range $135.34 - $172.55
Q2 2025
Shares 17 Value ($000) $3 Avg Close $159.72 Range $133.70 - $174.50
Q4 2022
Shares 170 Value ($000) $25 Avg Close $137.60 Range $108.89 - $150.87
Q3 2022
Shares 186 Value ($000) $26 Avg Close $146.09 Range $122.68 - $172.74
Q2 2022
Shares 170 Value ($000) $22 Avg Close $133.79 Range $112.07 - $154.51
Q1 2022
Shares 170 Value ($000) $25 Avg Close $192.01 Range $133.94 - $291.15
Q4 2021
Shares 170 Value ($000) $50 Avg Close $284.79 Range $262.52 - $305.21
Q3 2021
Shares 170 Value ($000) $46 Avg Close $271.15 Range $241.42 - $288.27
Q2 2021
Shares 170 Value ($000) $41 Avg Close $228.17 Range $205.10 - $250.49
Q1 2021
Shares 170 Value ($000) $39 Avg Close $251.21 Range $217.65 - $284.86