SPDR S&P Biotech shares owned by Tower Research Capital
Quarter-by-quarter ownership of SPDR S&P Biotech (XBI) shares owned by Tower Research Capital
from 13F filings
Historical chart of Tower Research Capital investment in SPDR S&P Biotech
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Quarterly reported holdings in SPDR S&P Biotech by Tower Research Capital
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2026-03-31 | $4.2M | 33k | 127.73 |
| 2025-12-31 | $122k | 1.0k | 121.93 |
| 2025-09-30 | $442k | 4.4k | 100.20 |
| 2025-06-30 | $879k | 11k | 82.93 |
| 2025-03-31 | $1.3M | 14k | 92.97 |
| 2024-12-31 | $9.7M | 108k | 90.06 |
| 2024-09-30 | $11M | 109k | 98.80 |
| 2024-06-30 | $99k | 1.1k | 92.71 |
| 2024-03-31 | $1.9M | 20k | 94.89 |
| 2023-09-30 | $998k | 14k | 73.02 |
| 2023-06-30 | $2.1M | 26k | 83.20 |
| 2023-03-31 | $138k | 1.8k | 76.08 |
| 2022-12-31 | $6.0k | 72 | 83.33 |
| 2022-09-30 | $1.5M | 19k | 79.27 |
| 2022-03-31 | $4.3M | 48k | 89.88 |
| 2021-12-31 | $67k | 602 | 111.11 |
| 2021-09-30 | $661k | 2.6k | 250.00 |
| 2021-06-30 | $2.2M | 16k | 135.43 |
| 2021-03-31 | $2.3M | 17k | 135.29 |
| 2020-12-31 | $9.9M | 70k | 140.57 |
| 2020-09-30 | $2.6M | 24k | 110.00 |
| 2020-06-30 | $67k | 600 | 111.67 |
| 2020-03-31 | $2.6M | 30k | 88.24 |
| 2019-12-31 | $2.2M | 24k | 95.11 |
| 2019-06-30 | $2.9M | 33k | 87.71 |
| 2019-03-31 | $48k | 532 | 90.23 |
| 2018-12-31 | $26M | 355k | 71.75 |
| 2018-09-30 | $3.4M | 36k | 94.34 |
| 2018-06-30 | $1.0k | 6 | 166.67 |
| 2018-03-31 | $689k | 8.0k | 86.21 |
| 2017-12-31 | $1.3M | 15k | 84.87 |
| 2017-09-30 | $4.9M | 57k | 86.57 |
| 2017-03-31 | $3.9M | 56k | 70.00 |
| 2016-12-31 | $32k | 549 | 58.29 |
| 2016-06-30 | $8.9M | 165k | 54.08 |
| 2016-03-31 | $11M | 209k | 51.66 |
| 2015-12-31 | $317k | 4.5k | 70.16 |
| 2015-09-30 | $7.1M | 114k | 62.50 |
| 2015-03-31 | $278k | 1.2k | 225.28 |
| 2014-12-31 | $15M | 80k | 186.46 |
| 2014-09-30 | $1.6M | 10k | 156.00 |
| 2014-06-30 | $2.3M | 15k | 154.01 |
| 2014-03-31 | $5.7M | 40k | 142.49 |
| 2013-12-31 | $1.5M | 11k | 130.23 |
| 2013-09-30 | $2.4M | 19k | 129.14 |