ALTIMMUNE INC's ticker is ALT and the CUSIP is 02155H200. A total of 104 filers reported holding ALTIMMUNE INC in Q4 2021. The put-call ratio across all filers is 0.53 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $3 | -75.0% | 4,800 | -20.0% | 0.00% | -100.0% |
| Q2 2023 | $12 | -83.6% | 6,000 | -88.7% | 0.00% | -71.4% |
| Q1 2023 | $73 | -54.1% | 53,000 | +49.3% | 0.01% | -46.2% |
| Q4 2022 | $159 | -100.0% | 35,500 | -14.8% | 0.01% | -48.0% |
| Q3 2022 | $373,000 | +4562.5% | 41,661 | +1090.3% | 0.02% | – |
| Q4 2021 | $8,000 | -86.9% | 3,500 | -94.5% | 0.00% | -100.0% |
| Q3 2021 | $61,000 | +335.7% | 63,900 | +291.5% | 0.00% | – |
| Q2 2021 | $14,000 | +7.7% | 16,320 | +478.7% | 0.00% | – |
| Q1 2021 | $13,000 | -60.6% | 2,820 | -42.9% | 0.00% | -100.0% |
| Q4 2020 | $33,000 | -29.8% | 4,940 | -27.1% | 0.00% | -66.7% |
| Q3 2020 | $47,000 | -52.5% | 6,780 | -74.4% | 0.00% | -50.0% |
| Q2 2020 | $99,000 | – | 26,500 | +13150.0% | 0.01% | – |
| Q1 2020 | $0 | – | 200 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TANG CAPITAL MANAGEMENT LLC | 1,600,000 | $14,656,000 | 2.95% |
| ARDSLEY ADVISORY PARTNERS LP | 1,054,000 | $9,655,000 | 1.84% |
| SPHERA FUNDS MANAGEMENT LTD. | 1,244,241 | $11,397,000 | 1.25% |
| DCF Advisers, LLC | 280,700 | $2,571,000 | 1.04% |
| Beirne Wealth Consulting Services, LLC | 136,840 | $1,255,000 | 0.69% |
| Knoll Capital Management, LLC | 132,978 | $1,218,000 | 0.67% |
| Avidity Partners Management LP | 2,765,000 | $25,327,000 | 0.54% |
| Parkman Healthcare Partners LLC | 263,474 | $2,413,000 | 0.53% |
| NinePointTwo Capital LLC | 37,168 | $340,000 | 0.11% |
| PDT Partners, LLC | 118,876 | $1,089,000 | 0.08% |