IsoRay shares owned by Portland Investment Counsel
Quarter-by-quarter ownership of IsoRay shares owned by Portland Investment Counsel
from 13F filings
Historical chart of Portland Investment Counsel investment in IsoRay
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All positions including IsoRay held by Portland Investment Counsel consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in IsoRay by Portland Investment Counsel
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $858k | 250k | 3.43 |
| 2025-06-30 | $940k | 250k | 3.76 |
| 2025-03-31 | $405k | 190k | 2.13 |
| 2024-12-31 | $479k | 150k | 3.19 |
| 2024-09-30 | $935k | 70k | 13.35 |
| 2024-06-30 | $698k | 70k | 9.97 |
| 2024-03-31 | $408k | 343k | 1.19 |
| 2023-12-31 | $57k | 143k | 0.40 |
| 2023-06-30 | $683k | 1.0M | 0.66 |
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