ALDEYRA THERAPEUTICS INC's ticker is ALDX and the CUSIP is 01438T106. A total of 73 filers reported holding ALDEYRA THERAPEUTICS INC in Q1 2020. The put-call ratio across all filers is 1.07 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $233,000 | -65.0% | 33,986 | -78.7% | 0.00% | -66.7% |
| Q2 2020 | $665,000 | +711.0% | 159,445 | +381.7% | 0.00% | – |
| Q1 2020 | $82,000 | +182.8% | 33,098 | +559.5% | 0.00% | – |
| Q4 2019 | $29,000 | -80.0% | 5,019 | -68.7% | 0.00% | -100.0% |
| Q1 2019 | $145,000 | +31.8% | 16,044 | +16.0% | 0.00% | – |
| Q2 2018 | $110,000 | +86.4% | 13,833 | +74.7% | 0.00% | – |
| Q1 2018 | $59,000 | +55.3% | 7,918 | +43.1% | 0.00% | – |
| Q4 2017 | $38,000 | – | 5,534 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Knoll Capital Management, LLC | 124,096 | $583,000 | 0.77% |
| SPHERA FUNDS MANAGEMENT LTD. | 875,931 | $4,117,000 | 0.70% |
| Perceptive Advisors | 2,885,458 | $13,417,000 | 0.68% |
| 683 Capital Management, LLC | 525,093 | $2,442,000 | 0.36% |
| Hikari Power Ltd | 107,858 | $507,000 | 0.07% |
| SABBY MANAGEMENT, LLC | 97,704 | $454,000 | 0.03% |
| Weiss Multi-Strategy Advisers LLC | 62,000 | $288,000 | 0.01% |
| ARDSLEY ADVISORY PARTNERS LP | 29,104 | $136,000 | 0.01% |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 475,000 | $2,209,000 | 0.01% |
| Virtu KCG Holdings LLC | 22,431 | $104,000 | 0.00% |