Aldeyra Therapeutics, Inc.
ALDX- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001341235
No open-market purchases or sales by Aldeyra Therapeutics, Inc. insiders were filed in the last 90 days; 107 institutions reported holding it in 13F filings for Q2 2026, worth $77.7M in total; no superinvestor holds it.
13F holders, Q4 2023
Institutional positions in Aldeyra Therapeutics, Inc. as of Dec 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 105
- −15 vs. Q3 2023
- Shares held
- 35.1M
- −2.65M (−7.0%) vs. Q3 2023
- Total value
- $123.3M
- −$129.0M (−51.1%) vs. Q3 2023
- New holders
- 21
- 24 more added
- Sold out
- 36
- 47 more reduced
Compare with Q3 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ALDX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 107 | $77.7M |
| Q1 2026 | 128 | $63.3M |
| Q4 2025 | 136 | $201.8M |
| Q3 2025 | 131 | $204.2M |
| Q2 2025 | 122 | $130.8M |
| Q1 2025 | 126 | $215.5M |
| Q4 2024 | 119 | $185.6M |
| Q3 2024 | 112 | $196.4M |
| Q2 2024 | 103 | $116.9M |
| Q1 2024 | 101 | $115.8M |
| Q4 2023 | 105 | $123.3M |
| Q3 2023 | 120 | $252.3M |
| Q2 2023 | 119 | $327.5M |
| Q1 2023 | 109 | $353.4M |
| Q4 2022 | 96 | $237.9M |
| Q3 2022 | 89 | $197.4M |
| Q2 2022 | 95 | $147.5M |
| Q1 2022 | 111 | $171.8M |
| Q4 2021 | 115 | $146.7M |
| Q3 2021 | 117 | $348.9M |
| Q2 2021 | 136 | $512.8M |
| Q1 2021 | 108 | $376.7M |
Institutions, Q4 2023
Shares, value and share of portfolio for each institution holding Aldeyra Therapeutics, Inc.; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 3,430,774 | $12.0M | 0.00% | +59,642+1.8% | Added |
| Vanguard Group Inc | 3,927,597 | $13.8M | 0.00% | +740,177+23.2% | Added |
| Knoll Capital Management, LLC | 5,475,516 | $19.2M | 15.92% | +2,443,601+80.6% | Added |
| Perceptive Advisors LLC | 8,593,586 | $30.2M | 0.67% | −2,756,499−24.3% | Reduced |
| Providence Wealth Advisors, LLC | 1,340 | – | – | +1,340 | New |
| Laurion Capital Management LP | 0 | $0 | 0.00% | −1,128,889−100.0% | Sold out |
| Rafferty Asset Management, LLC | 0 | $0 | 0.00% | −268,690−100.0% | Sold out |
| ClariVest Asset Management LLC | 0 | $0 | 0.00% | −130,044−100.0% | Sold out |
| Swiss National Bank | 0 | $0 | 0.00% | −102,000−100.0% | Sold out |
| Credit Suisse AG | 0 | $0 | 0.00% | −54,203−100.0% | Sold out |
| North Star Investment Management Corp. | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Profund Advisors LLC | 0 | $0 | 0.00% | −45,104−100.0% | Sold out |
| Affinity Asset Advisors, LLC | 0 | $0 | 0.00% | −44,348−100.0% | Sold out |
| Weiss Multi-Strategy Advisers LLC | 0 | $0 | 0.00% | −43,723−100.0% | Sold out |
| Alps Advisors Inc | 0 | $0 | 0.00% | −43,250−100.0% | Sold out |
| State of Wisconsin Investment Board | 0 | $0 | 0.00% | −40,077−100.0% | Sold out |
| Victory Capital Management Inc | 0 | $0 | 0.00% | −39,930−100.0% | Sold out |
| Parallax Volatility Advisers, L.P. | 0 | $0 | 0.00% | −34,252−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −33,519−100.0% | Sold out |
| Mirae Asset Global Investments Co., Ltd. | 0 | $0 | 0.00% | −32,151−100.0% | Sold out |
| J. Goldman & Co LP | 0 | $0 | 0.00% | −27,000−100.0% | Sold out |
| Janus Henderson Group PLC | 0 | $0 | 0.00% | −25,239−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −23,748−100.0% | Sold out |
| AQR Capital Management LLC | 0 | $0 | 0.00% | −20,913−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −20,266−100.0% | Sold out |
| CIBC Private Wealth Group, LLC | 0 | $0 | 0.00% | −17,150−100.0% | Sold out |
| Vontobel Holding Ltd. | 0 | $0 | 0.00% | −15,560−100.0% | Sold out |
| Sciencast Management LP | 0 | $0 | 0.00% | −15,125−100.0% | Sold out |
| Pale Fire Capital SE | 0 | $0 | 0.00% | −14,700−100.0% | Sold out |
| E Fund Management Co., Ltd. | 0 | $0 | 0.00% | −13,939−100.0% | Sold out |
| Arizona State Retirement System | 0 | $0 | 0.00% | −13,342−100.0% | Sold out |
| Teacher Retirement System of Texas | 0 | $0 | 0.00% | −13,314−100.0% | Sold out |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0 | $0 | 0.00% | −12,270−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −11,980−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −11,631−100.0% | Sold out |
| UBS Asset Management Americas Inc | 0 | $0 | 0.00% | −11,212−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −10,569−100.0% | Sold out |
| PFG Investments, LLC | 0 | $0 | 0.00% | −10,500−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −10,123−100.0% | Sold out |
| Scoggin Management LP | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Virtus ETF Advisers LLC | 0 | $0 | 0.00% | −9,460−100.0% | Sold out |