ALDEYRA THERAPEUTICS INC's ticker is ALDX and the CUSIP is 01438T106. A total of 78 filers reported holding ALDEYRA THERAPEUTICS INC in Q4 2018. The put-call ratio across all filers is 0.21 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $90,000 | -4.3% | 12,092 | -25.6% | 0.00% | -100.0% |
| Q4 2019 | $94,000 | -2.1% | 16,250 | -11.0% | 0.00% | 0.0% |
| Q3 2019 | $96,000 | +7.9% | 18,250 | +23.7% | 0.00% | 0.0% |
| Q2 2019 | $89,000 | -39.0% | 14,750 | -9.2% | 0.00% | 0.0% |
| Q1 2019 | $146,000 | +8.1% | 16,250 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $135,000 | -39.7% | 16,250 | 0.0% | 0.00% | -50.0% |
| Q3 2018 | $224,000 | +45.5% | 16,250 | -15.6% | 0.00% | +100.0% |
| Q2 2018 | $154,000 | +6.2% | 19,250 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $145,000 | +30.6% | 19,250 | +18.5% | 0.00% | 0.0% |
| Q4 2017 | $111,000 | -48.1% | 16,250 | -45.2% | 0.00% | -50.0% |
| Q3 2017 | $214,000 | – | 29,650 | – | 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% |