ALDEYRA THERAPEUTICS INC's ticker is ALDX and the CUSIP is 01438T106. A total of 138 filers reported holding ALDEYRA THERAPEUTICS INC in Q2 2021. The put-call ratio across all filers is 0.74 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2022 | $324,000 | -15.4% | 80,700 | +150.2% | 0.00% | – |
| Q2 2021 | $383,000 | +181.6% | 32,257 | +197.9% | 0.00% | – |
| Q1 2021 | $136,000 | -95.7% | 10,827 | -96.5% | 0.00% | -100.0% |
| Q4 2020 | $3,167,000 | +11.2% | 309,238 | -22.4% | 0.00% | 0.0% |
| Q3 2020 | $2,847,000 | +21800.0% | 398,249 | +15659.8% | 0.00% | – |
| Q2 2020 | $13,000 | -23.5% | 2,527 | -12.5% | 0.00% | – |
| Q4 2019 | $17,000 | +70.0% | 2,887 | +46.0% | 0.00% | – |
| Q3 2019 | $10,000 | -16.7% | 1,978 | -7.4% | 0.00% | – |
| Q2 2019 | $12,000 | – | 2,137 | +106750.0% | 0.00% | – |
| Q1 2019 | $0 | -100.0% | 2 | -99.3% | 0.00% | – |
| Q4 2018 | $2,000 | 0.0% | 300 | +154.2% | 0.00% | – |
| Q3 2018 | $2,000 | +100.0% | 118 | +4.4% | 0.00% | – |
| Q2 2018 | $1,000 | – | 113 | – | 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% |