Monolithic Power Systems shares owned by Calamos Advisors
Quarter-by-quarter ownership of Monolithic Power Systems (MPWR) shares owned by Calamos Advisors
from 13F filings
Historical chart of Calamos Advisors investment in Monolithic Power Systems
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Quarterly reported holdings in Monolithic Power Systems by Calamos Advisors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $2.9M | 3.1k | 920.64 |
| 2025-06-30 | $2.0M | 2.8k | 731.38 |
| 2024-09-30 | $293k | 317 | 924.50 |
| 2024-06-30 | $2.1M | 2.6k | 821.68 |
| 2024-03-31 | $350k | 517 | 677.42 |
| 2023-12-31 | $16M | 26k | 630.78 |
| 2023-09-30 | $12M | 26k | 462.00 |
| 2023-06-30 | $15M | 27k | 540.23 |
| 2023-03-31 | $15M | 29k | 500.54 |
| 2022-12-31 | $12M | 33k | 353.61 |
| 2022-09-30 | $411k | 1.1k | 363.07 |
| 2022-06-30 | $1.3M | 3.4k | 384.14 |
| 2022-03-31 | $1.2M | 2.6k | 485.79 |
| 2021-12-31 | $1.3M | 2.6k | 493.19 |
| 2021-09-30 | $1.7M | 3.6k | 484.55 |
| 2021-06-30 | $1.3M | 3.5k | 373.59 |
| 2021-03-31 | $1.3M | 3.5k | 353.27 |
| 2020-12-31 | $1.9M | 5.2k | 366.31 |
| 2020-09-30 | $1.1M | 3.9k | 279.73 |
| 2020-06-30 | $943k | 4.0k | 236.99 |
| 2019-12-31 | $229k | 1.3k | 177.80 |