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 | $8,946 | -67.6% | 3,441 | -56.1% | 0.00% | – |
| Q2 2023 | $27,588 | +48.8% | 7,834 | +77.3% | 0.00% | – |
| Q1 2023 | $18,538 | -76.8% | 4,418 | -10.1% | 0.00% | – |
| Q4 2022 | $80,000 | -44.8% | 4,917 | -56.6% | 0.00% | – |
| Q3 2022 | $145,000 | +51.0% | 11,337 | +37.7% | 0.00% | – |
| Q2 2022 | $96,000 | – | 8,232 | +137100.0% | 0.00% | – |
| Q1 2022 | $0 | -100.0% | 6 | -98.9% | 0.00% | – |
| Q4 2021 | $5,000 | -80.8% | 550 | -75.1% | 0.00% | – |
| Q3 2021 | $26,000 | -10.3% | 2,210 | -25.5% | 0.00% | – |
| Q2 2021 | $29,000 | -82.6% | 2,965 | -75.0% | 0.00% | – |
| Q1 2021 | $167,000 | +21.0% | 11,863 | -3.2% | 0.00% | – |
| Q4 2020 | $138,000 | +50.0% | 12,260 | +75.1% | 0.00% | – |
| Q3 2020 | $92,000 | +19.5% | 7,001 | -2.8% | 0.00% | – |
| Q2 2020 | $77,000 | +220.8% | 7,204 | -2.7% | 0.00% | – |
| Q1 2020 | $24,000 | – | 7,404 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TANG CAPITAL MANAGEMENT LLC | 3,600,450 | $42,125,000 | 6.39% |
| Tri Locum Partners LP | 574,646 | $6,723,000 | 2.75% |
| Cormorant Asset Management, LP | 3,000,000 | $35,100,000 | 2.65% |
| ARDSLEY ADVISORY PARTNERS LP | 1,339,000 | $15,666,000 | 2.58% |
| Parkman Healthcare Partners LLC | 559,755 | $6,549,000 | 2.41% |
| DCF Advisers, LLC | 335,180 | $3,922,000 | 2.34% |
| Beirne Wealth Consulting Services, LLC | 284,647 | $3,330,000 | 2.18% |
| Timelo Investment Management Inc. | 187,529 | $2,194,000 | 2.00% |
| Ikarian Capital, LLC | 897,359 | $10,499,000 | 1.91% |
| SPHERA FUNDS MANAGEMENT LTD. | 1,392,884 | $16,297,000 | 1.74% |