SEI Investments Company shares owned by Magnetar Financial
Quarter-by-quarter ownership of SEI Investments Company (SEIC) shares owned by Magnetar Financial
from 13F filings
Historical chart of Magnetar Financial investment in SEI Investments Company
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Quarterly reported holdings in SEI Investments Company by Magnetar Financial
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $4.4M | 52k | 84.85 |
| 2025-06-30 | $1.2M | 13k | 89.86 |
| 2022-09-30 | $2.2M | 45k | 49.06 |
| 2022-06-30 | $387k | 7.2k | 53.98 |
| 2021-03-31 | $811k | 13k | 60.93 |
| 2020-12-31 | $1.2M | 21k | 57.45 |
| 2020-09-30 | $517k | 10k | 50.73 |
| 2020-03-31 | $1.1M | 24k | 46.33 |
| 2019-06-30 | $511k | 9.1k | 56.09 |
| 2019-03-31 | $681k | 13k | 52.27 |
| 2018-12-31 | $640k | 14k | 46.21 |
| 2013-09-30 | $1.6M | 53k | 30.92 |
| 2013-06-30 | $1.4M | 50k | 28.42 |
| 2011-09-30 | $176k | 11k | 15.41 |
| 2010-12-31 | $252k | 11k | 23.78 |