MASIMO CORP

Ticker: MASI CUSIP: 574795100 Class: Common Stock

GSA CAPITAL PARTNERS LLP's Holding History (CIK: 0001362033)

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

Q4 2025
Shares 3,682 Value ($000) $0 Avg Close $143.19 Range $129.77 - $157.72
Q3 2024
Shares 8,230 Value ($000) $1 Avg Close $116.03 Range $101.61 - $135.78
Q2 2024
Shares 12,208 Value ($000) $2 Avg Close $131.69 Range $112.85 - $147.89
Q1 2023
Shares 7,907 Value ($000) $1 Avg Close $168.70 Range $144.51 - $184.97
Q1 2022
Shares 1,486 Value ($000) $216 Avg Close $192.01 Range $133.94 - $291.15
Q4 2021
Shares 957 Value ($000) $280 Avg Close $284.79 Range $262.52 - $305.21
Q1 2021
Shares 2,112 Value ($000) $485 Avg Close $251.21 Range $217.65 - $284.86
Q4 2020
Shares 1,059 Value ($000) $284 Avg Close $249.38 Range $218.23 - $273.33
Q1 2020
Shares 1,573 Value ($000) $279 Avg Close $171.51 Range $143.90 - $187.85
Q3 2019
Shares 3,459 Value ($000) $515 Avg Close $151.90 Range $139.36 - $160.25
Q2 2019
Shares 9,738 Value ($000) $1,449 Avg Close $137.22 Range $118.93 - $148.93
Q1 2019
Shares 5,755 Value ($000) $796 Avg Close $125.54 Range $101.87 - $139.48
Q4 2018
Shares 9,752 Value ($000) $1,047 Avg Close $111.51 Range $98.23 - $126.89
Q3 2018
Shares 13,147 Value ($000) $1,637 Avg Close $110.93 Range $96.14 - $124.74
Q2 2018
Shares 38,345 Value ($000) $3,744 Avg Close $95.08 Range $83.16 - $102.32
Q1 2018
Shares 18,453 Value ($000) $1,623 Avg Close $87.17 Range $80.69 - $96.45
Q4 2017
Shares 15,599 Value ($000) $1,323 Avg Close $86.74 Range $84.05 - $91.04
Q3 2017
Shares 15,469 Value ($000) $1,339 Avg Close $88.42 Range $81.01 - $100.00
Q2 2017
Shares 24,756 Value ($000) $2,257 Avg Close $91.81 Range $82.71 - $104.71
Q1 2017
Shares 36,616 Value ($000) $3,415 Avg Close $82.32 Range $66.79 - $96.68
Q4 2016
Shares 29,435 Value ($000) $1,984 Avg Close $61.46 Range $53.78 - $68.88
Q3 2016
Shares 28,994 Value ($000) $1,725 Avg Close $56.42 Range $51.10 - $60.52
Q2 2016
Shares 46,074 Value ($000) $2,420 Avg Close $47.10 Range $41.19 - $53.55
Q1 2016
Shares 19,500 Value ($000) $816 Avg Close $37.61 Range $33.03 - $41.93
Q4 2015
Shares 29,151 Value ($000) $1,210 Avg Close $40.86 Range $37.40 - $43.76
Q3 2015
Shares 11,207 Value ($000) $432 Avg Close $40.86 Range $35.33 - $46.00
Q2 2015
Shares 21,800 Value ($000) $845 Avg Close $35.83 Range $32.33 - $39.91
Q1 2015
Shares 22,200 Value ($000) $732 Avg Close $28.75 Range $25.12 - $33.16
Q4 2014
Shares 40,844 Value ($000) $1,076 Avg Close $24.68 Range $21.03 - $27.15
Q3 2014
Shares 38,264 Value ($000) $814 Avg Close $22.83 Range $19.30 - $24.75
Q2 2014
Shares 36,769 Value ($000) $868 Avg Close $24.80 Range $21.45 - $28.78
Q1 2014
Shares 17,964 Value ($000) $491 Avg Close $28.52 Range $25.08 - $32.20
Q4 2013
Shares 37,600 Value ($000) $1,099 Avg Close $27.99 Range $25.42 - $29.66
Q3 2013
Shares 31,900 Value ($000) $850 Avg Close $24.65 Range $21.21 - $27.17
Q2 2013
Shares 25,800 Value ($000) $547 Avg Close $21.04 Range $19.03 - $22.70