Masimo Corporation shares owned by GAMCO Asset Management
Quarter-by-quarter ownership of Masimo Corporation (MASI) shares owned by GAMCO Asset Management
from 13F filings
Historical chart of GAMCO Asset Management investment in Masimo Corporation
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All positions including Masimo Corporation held by GAMCO Asset Management consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Masimo Corporation by GAMCO Asset Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $12M | 84k | 147.55 |
| 2025-06-30 | $14M | 85k | 168.22 |
| 2025-03-31 | $14M | 85k | 166.60 |
| 2024-12-31 | $14M | 85k | 165.30 |
| 2024-09-30 | $11M | 85k | 133.33 |
| 2024-06-30 | $11M | 85k | 125.94 |
| 2024-03-31 | $12M | 85k | 146.85 |
| 2023-12-31 | $9.9M | 85k | 117.21 |
| 2023-09-30 | $7.4M | 85k | 87.68 |
| 2023-06-30 | $14M | 85k | 164.55 |
| 2023-03-31 | $16M | 85k | 184.54 |
| 2022-12-31 | $13M | 85k | 147.95 |
| 2022-09-30 | $12M | 85k | 141.16 |
| 2022-06-30 | $11M | 85k | 130.67 |
| 2022-03-31 | $12M | 85k | 145.54 |
| 2021-12-31 | $26M | 88k | 292.78 |
| 2021-09-30 | $24M | 89k | 270.71 |
| 2021-06-30 | $22M | 90k | 242.45 |
| 2021-03-31 | $21M | 90k | 229.66 |
| 2020-12-31 | $25M | 92k | 268.38 |
| 2020-09-30 | $22M | 94k | 236.06 |
| 2020-06-30 | $22M | 95k | 227.99 |
| 2020-03-31 | $18M | 99k | 177.12 |
| 2019-12-31 | $16M | 102k | 158.06 |
| 2019-09-30 | $15M | 104k | 148.79 |
| 2019-06-30 | $16M | 108k | 148.82 |
| 2019-03-31 | $15M | 108k | 138.28 |
| 2018-12-31 | $12M | 109k | 107.37 |
| 2018-09-30 | $14M | 112k | 124.54 |
| 2018-06-30 | $12M | 118k | 97.65 |
| 2018-03-31 | $11M | 122k | 87.95 |
| 2017-12-31 | $10M | 123k | 84.80 |
| 2017-09-30 | $11M | 125k | 86.56 |
| 2017-06-30 | $12M | 130k | 91.18 |
| 2017-03-31 | $12M | 130k | 93.26 |
| 2016-12-31 | $8.8M | 130k | 67.40 |
| 2016-09-30 | $7.7M | 130k | 59.49 |
| 2016-06-30 | $6.8M | 130k | 52.51 |
| 2016-03-31 | $5.5M | 131k | 41.84 |
| 2015-12-31 | $5.5M | 132k | 41.51 |
| 2015-09-30 | $5.2M | 134k | 38.56 |
| 2015-06-30 | $5.2M | 134k | 38.74 |
| 2015-03-31 | $4.4M | 134k | 32.98 |
| 2014-12-31 | $3.5M | 134k | 26.34 |
| 2014-09-30 | $2.7M | 125k | 21.28 |
| 2014-06-30 | $2.9M | 122k | 23.60 |
| 2014-03-31 | $2.5M | 90k | 27.31 |
| 2013-12-31 | $994k | 34k | 29.24 |