ALTIMMUNE INC's ticker is ALT and the CUSIP is 02155H200. A total of 98 filers reported holding ALTIMMUNE INC in Q1 2021. The put-call ratio across all filers is 0.85 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $174,322 | +6197.8% | 67,047 | +8451.9% | 0.00% | – |
| Q2 2023 | $2,768 | -83.3% | 784 | -80.0% | 0.00% | – |
| Q1 2023 | $16,568 | -56.0% | 3,926 | +71.7% | 0.00% | – |
| Q4 2022 | $37,621 | -92.8% | 2,287 | -94.4% | 0.00% | – |
| Q3 2022 | $520,000 | +5677.8% | 40,713 | +5034.0% | 0.00% | – |
| Q2 2022 | $9,000 | +200.0% | 793 | +56.1% | 0.00% | – |
| Q1 2022 | $3,000 | – | 508 | +50700.0% | 0.00% | – |
| Q2 2021 | $0 | – | 1 | 0.0% | 0.00% | – |
| Q4 2020 | $0 | -100.0% | 1 | -99.9% | 0.00% | – |
| Q2 2020 | $17,000 | – | 1,600 | +159900.0% | 0.00% | – |
| Q3 2019 | $0 | – | 1 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TANG CAPITAL MANAGEMENT LLC | 2,750,000 | $7,150,000 | 1.01% |
| Beirne Wealth Consulting Services, LLC | 249,420 | $880,452 | 0.70% |
| ARDSLEY ADVISORY PARTNERS LP | 992,050 | $2,579,330 | 0.58% |
| DCF Advisers, LLC | 119,975 | $311,935 | 0.17% |
| DCF Advisers, LLC | 99,000 | $257,400 | 0.14% |
| Avidity Partners Management LP | 1,159,900 | $3,015,740 | 0.12% |
| Vahanian & Associates Financial Planning Inc. | 13,760 | $35,776 | 0.12% |
| Timelo Investment Management Inc. | 30,000 | $78,000 | 0.10% |
| GSA CAPITAL PARTNERS LLP | 445,868 | $1,159 | 0.10% |
| XTX Topco Ltd | 204,998 | $532,995 | 0.09% |