SPDR SER TR's ticker is XBI and the CUSIP is 78464A870. A total of 677 filers reported holding SPDR SER TR in Q4 2020. The put-call ratio across all filers is 4.06 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2022 | $22,950,000 | -73.2% | 309,004 | -59.6% | 0.57% | -59.9% |
| Q4 2021 | $85,649,000 | +249.3% | 765,000 | +292.3% | 1.42% | +247.2% |
| Q3 2021 | $24,517,000 | +80.7% | 195,028 | +95.0% | 0.41% | +52.6% |
| Q1 2021 | $13,566,000 | +92.7% | 100,000 | +100.0% | 0.27% | +103.0% |
| Q4 2020 | $7,039,000 | +48.0% | 50,000 | 0.0% | 0.13% | +53.5% |
| Q4 2019 | $4,756,000 | +137.8% | 50,000 | +119.3% | 0.09% | +104.8% |
| Q2 2019 | $2,000,000 | -55.8% | 22,800 | -54.4% | 0.04% | -52.8% |
| Q1 2019 | $4,527,000 | +337.4% | 50,000 | +309.8% | 0.09% | +790.0% |
| Q4 2017 | $1,035,000 | +4.3% | 12,200 | -36.5% | 0.01% | -63.0% |
| Q1 2016 | $992,000 | – | 19,200 | – | 0.03% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| QCM Cayman, Ltd. | 2,906 | $225,000 | 38.53% |
| Aquilo Capital Management, LLC | 1,000,000 | $77,440,000 | 30.18% |
| Ghost Tree Capital, LLC | 737,500 | $57,112,000 | 15.15% |
| MASTERS CAPITAL MANAGEMENT LLC | 1,500,000 | $116,160,000 | 13.48% |
| CUMBERLAND ADVISORS INC | 207,509 | $16,069,000 | 6.55% |
| PURA VIDA INVESTMENTS, LLC | 620,000 | $48,013,000 | 5.70% |
| Atika Capital Management LLC | 355,000 | $27,491,000 | 5.27% |
| SPHERA FUNDS MANAGEMENT LTD. | 500,000 | $38,720,000 | 4.84% |
| Main Management ETF Advisors, LLC | 200,750 | $15,546,000 | 3.72% |
| McGuire Investment Group, LLC | 114,656 | $8,879,000 | 3.69% |