ALPINE IMMUNE SCIENCES INC's ticker is ALPN and the CUSIP is 02083G100. A total of 45 filers reported holding ALPINE IMMUNE SCIENCES INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $987,000 | -2.3% | 110,017 | +50.9% | 0.00% | 0.0% |
| Q4 2021 | $1,010,000 | +29.8% | 72,930 | 0.0% | 0.00% | 0.0% |
| Q3 2021 | $778,000 | +58.5% | 72,930 | +33.6% | 0.00% | +100.0% |
| Q2 2021 | $491,000 | -15.2% | 54,580 | 0.0% | 0.00% | 0.0% |
| Q1 2021 | $579,000 | +27.3% | 54,580 | +51.3% | 0.00% | 0.0% |
| Q4 2020 | $455,000 | – | 36,075 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| FRAZIER MANAGEMENT LLC | 2,571,450 | $32,400,000 | 2.50% |
| Omega Fund Management, LLC | 1,284,900 | $16,190,000 | 2.43% |
| Avidity Partners Management LP | 1,248,000 | $15,725,000 | 0.51% |
| Samsara BioCapital, LLC | 399,190 | $5,030,000 | 0.51% |
| EcoR1 Capital, LLC | 741,290 | $9,340,000 | 0.50% |
| DAFNA Capital Management LLC | 113,202 | $1,426,000 | 0.42% |
| TIGER MANAGEMENT L.L.C. | 137,728 | $1,735,000 | 0.39% |
| Orbimed Advisors | 3,070,955 | $38,694,000 | 0.34% |
| SPHERA FUNDS MANAGEMENT LTD. | 198,260 | $2,498,000 | 0.22% |
| Artal Group S.A. | 593,030 | $7,472,000 | 0.16% |