ALDEYRA THERAPEUTICS INC's ticker is ALDX and the CUSIP is 01438T106. A total of 98 filers reported holding ALDEYRA THERAPEUTICS INC in Q4 2020. The put-call ratio across all filers is 2.35 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $576,000 | +31.5% | 77,727 | -25.9% | 0.40% | +27.4% |
| Q2 2020 | $438,000 | +29.2% | 104,926 | -23.5% | 0.32% | +5.7% |
| Q1 2020 | $339,000 | -33.9% | 137,230 | +55.4% | 0.30% | -33.9% |
| Q4 2019 | $513,000 | +100.4% | 88,314 | +82.1% | 0.45% | +80.2% |
| Q3 2019 | $256,000 | +5.8% | 48,502 | +20.4% | 0.25% | +14.5% |
| Q2 2019 | $242,000 | -19.1% | 40,270 | +21.8% | 0.22% | -29.9% |
| Q1 2019 | $299,000 | +63.4% | 33,059 | +50.0% | 0.31% | +62.7% |
| Q4 2018 | $183,000 | – | 22,039 | – | 0.19% | – |
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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% |