Proshares UltraShort S&P500 ET shares owned by Jane Street
Quarter-by-quarter ownership of Proshares UltraShort S&P500 ET (SDS) shares owned by Jane Street
from 13F filings
Historical chart of Jane Street investment in Proshares UltraShort S&P500 ET
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Quarterly reported holdings in Proshares UltraShort S&P500 ET by Jane Street
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $2.3M | 160k | 14.45 |
| 2025-06-30 | $8.3M | 501k | 16.65 |
| 2025-03-31 | $5.5M | 254k | 21.46 |
| 2024-12-31 | $4.5M | 229k | 19.67 |
| 2024-09-30 | $6.0M | 291k | 20.63 |
| 2024-06-30 | $3.4M | 148k | 23.04 |
| 2024-03-31 | $2.5M | 103k | 24.86 |
| 2023-12-31 | $1.5M | 51k | 29.92 |
| 2023-09-30 | $2.0M | 53k | 37.11 |
| 2023-06-30 | $991k | 29k | 34.30 |
| 2023-03-31 | $319k | 8.0k | 39.97 |
| 2022-12-31 | $2.5M | 55k | 45.97 |
| 2022-09-30 | $4.9M | 89k | 54.57 |
| 2022-06-30 | $817k | 16k | 50.34 |
| 2022-03-31 | $3.0M | 81k | 37.47 |
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