Alphatec Holdings shares owned by Calamos Advisors
Quarter-by-quarter ownership of Alphatec Holdings (ATEC) shares owned by Calamos Advisors
from 13F filings
Historical chart of Calamos Advisors investment in Alphatec Holdings
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Quarterly reported holdings in Alphatec Holdings by Calamos Advisors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2024-03-31 | $1.3M | 94k | 13.79 |
| 2023-12-31 | $2.6M | 175k | 15.11 |
| 2023-09-30 | $2.0M | 158k | 12.97 |
| 2023-06-30 | $5.2M | 287k | 17.98 |
| 2023-03-31 | $3.2M | 205k | 15.60 |
| 2022-12-31 | $2.0M | 159k | 12.35 |
| 2021-06-30 | $2.6M | 172k | 15.32 |
| 2021-03-31 | $4.0M | 253k | 15.79 |
| 2020-12-31 | $3.8M | 260k | 14.52 |