Cytosorbents shares owned by Citadel Advisors
Quarter-by-quarter ownership of Cytosorbents (CTSO) shares owned by Citadel Advisors
from 13F filings
Historical chart of Citadel Advisors investment in Cytosorbents
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Quarterly reported holdings in Cytosorbents by Citadel Advisors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $61k | 66k | 0.93 |
| 2025-06-30 | $37k | 29k | 1.28 |
| 2025-03-31 | $23k | 23k | 1.00 |
| 2024-12-31 | $15k | 16k | 0.91 |
| 2024-09-30 | $67k | 45k | 1.50 |
| 2024-06-30 | $7.5k | 11k | 0.70 |
| 2023-09-30 | $66k | 35k | 1.88 |
| 2023-06-30 | $200k | 56k | 3.59 |
| 2023-03-31 | $127k | 38k | 3.37 |
| 2022-06-30 | $277k | 127k | 2.19 |
| 2022-03-31 | $73k | 23k | 3.23 |
| 2021-12-31 | $87k | 21k | 4.17 |
| 2021-09-30 | $606k | 75k | 8.12 |
| 2021-06-30 | $769k | 102k | 7.56 |
| 2021-03-31 | $661k | 76k | 8.68 |
| 2020-12-31 | $824k | 104k | 7.96 |
| 2020-09-30 | $1.5M | 193k | 7.97 |
| 2020-06-30 | $1.9M | 189k | 9.91 |
| 2020-03-31 | $534k | 69k | 7.75 |
| 2019-12-31 | $106k | 28k | 3.83 |
| 2019-03-31 | $121k | 16k | 7.55 |
| 2018-12-31 | $178k | 22k | 8.07 |
| 2018-09-30 | $174k | 14k | 12.89 |
| 2018-06-30 | $293k | 26k | 11.40 |
| 2018-03-31 | $272k | 38k | 7.09 |
| 2017-12-31 | $161k | 25k | 6.50 |
| 2017-09-30 | $92k | 15k | 6.17 |
| 2016-09-30 | $106k | 17k | 6.41 |
| 2015-09-30 | $53k | 8.5k | 6.27 |