SPDR SER TR's ticker is XBI and the CUSIP is 78464A870. A total of 483 filers reported holding SPDR SER TR in Q1 2019. The put-call ratio across all filers is 2.41 and the average weighting 0.5%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $716,000 | – | 9,986 | – | 0.82% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Broadfin Capital, LLC | 1,000,000 | $77,180,000 | 9.38% |
| Telemetry Investments, L.L.C. | 250,000 | $19,295,000 | 9.08% |
| ACUTA CAPITAL PARTNERS, LLC | 382,300 | $29,506,000 | 8.26% |
| QVT Financial LP | 4,000,000 | $308,720,000 | 8.24% |
| Ghost Tree Capital, LLC | 350,000 | $27,013,000 | 5.62% |
| Opus Point Partners Management, LLC | 65,000 | $5,017,000 | 4.60% |
| Opus Point Partners Management, LLC | 65,000 | $5,017,000 | 4.60% |
| Casdin Capital, LLC | 150,000 | $11,577,000 | 4.28% |
| CWH Capital Management, Inc. | 88,640 | $6,841,000 | 3.58% |
| ARDSLEY ADVISORY PARTNERS LP | 552,000 | $42,590,000 | 3.55% |