Thermo Fisher Scientific shares owned by Ronna Sue Cohen
Quarter-by-quarter ownership of Thermo Fisher Scientific (TMO) shares owned by Ronna Sue Cohen
from 13F filings
Historical chart of Ronna Sue Cohen investment in Thermo Fisher Scientific
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Quarterly reported holdings in Thermo Fisher Scientific by Ronna Sue Cohen
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $365k | 753 | 484.82 |
| 2025-06-30 | $305k | 752 | 405.60 |
| 2025-03-31 | $374k | 752 | 497.51 |
| 2024-12-31 | $391k | 752 | 519.94 |
| 2024-09-30 | $465k | 751 | 618.83 |
| 2024-06-30 | $541k | 977 | 553.22 |
| 2024-03-31 | $436k | 751 | 581.00 |
| 2023-06-30 | $397k | 760 | 521.68 |
| 2023-03-31 | $438k | 760 | 576.10 |
| 2022-09-30 | $385k | 759 | 507.25 |
| 2022-06-30 | $442k | 749 | 590.12 |
| 2022-03-31 | $442k | 749 | 590.12 |
| 2021-12-31 | $499k | 749 | 666.22 |
| 2021-09-30 | $428k | 748 | 572.19 |
| 2021-06-30 | $386k | 718 | 537.60 |
| 2021-03-31 | $328k | 718 | 456.82 |
| 2020-12-31 | $333 | 466 | 0.72 |
| 2020-09-30 | $317k | 718 | 441.50 |
| 2020-06-30 | $260k | 717 | 362.62 |
| 2020-03-31 | $233k | 717 | 324.97 |
| 2019-12-31 | $233k | 717 | 324.97 |
| 2019-09-30 | $209k | 717 | 291.49 |
| 2019-06-30 | $210k | 716 | 293.30 |