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, Q1 2025
Institutional positions in Aldeyra Therapeutics, Inc. as of Mar 31, 2025. 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
- 126
- +10 vs. Q4 2024
- Shares held
- 37.9M
- +900.9K (+2.4%) vs. Q4 2024
- Total value
- $215.5M
- +$31.0M (+16.8%) vs. Q4 2024
- New holders
- 24
- 26 more added
- Sold out
- 14
- 47 more reduced
3 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding Aldeyra Therapeutics, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Jane Street Group, LLC | 178,110 | $1.02M | 0.00% | +178,110 | New |
| Caption Management, LLC | 181,106 | $1.04M | 0.05% | −215,383−54.3% | Reduced |
| ADAR1 Capital Management, LLC | 211,579 | $1.22M | 0.23% | −436,381−67.3% | Reduced |
| Woodstock Corp | 223,094 | $1.28M | 0.13% | +28,175+14.5% | Added |
| Palo Alto Investors LP | 225,465 | $1.30M | 0.25% | 00.0% | Unchanged |
| Deutsche Bank AG | 314,423 | $1.81M | 0.00% | −4,864−1.5% | Reduced |
| Northern Trust Corp | 389,582 | $2.24M | 0.00% | −15,935−3.9% | Reduced |
| Wells Fargo & Company | 392,532 | $2.26M | 0.00% | −1,122−0.3% | Reduced |
| AQR Capital Management LLC | 392,555 | $2.26M | 0.00% | +321,992+456.3% | Added |
| Bank of America Corp | 408,542 | $2.35M | 0.00% | +102,296+33.4% | Added |
| Raymond James Financial Inc | 451,915 | $2.60M | 0.00% | −275,203−37.8% | Reduced |
| 683 Capital Management, LLC | 476,000 | $2.74M | 0.28% | +186,000+64.1% | Added |
| Invesco Ltd. | 501,137 | $2.88M | 0.00% | +471,231+1,575.7% | Added |
| Federated Hermes, Inc. | 551,091 | $3.17M | 0.01% | +714+0.1% | Added |
| Morgan Stanley | 555,059 | $3.19M | 0.00% | −24,656−4.3% | Reduced |
| Dimensional Fund Advisors LP | 669,850 | $3.85M | 0.00% | −65,913−9.0% | Reduced |
| Kingdon Capital Management, L.L.C. | 779,000 | $4.48M | 0.93% | +779,000 | New |
| State Street Corp | 1,021,381 | $5.87M | 0.00% | −11,992−1.2% | Reduced |
| Geode Capital Management, LLC | 1,137,828 | $6.54M | 0.00% | +18,273+1.6% | Added |
| Kennedy Capital Management, Inc. | 1,233,414 | $7.09M | 0.17% | −235,105−16.0% | Reduced |
| Ardsley Advisory Partners LP | 1,750,000 | $9.89M | 2.29% | +600,000+52.2% | Added |
| Vanguard Group Inc | 3,718,018 | $21.4M | 0.00% | −38,770−1.0% | Reduced |
| BlackRock, Inc. | 3,736,038 | $21.5M | 0.00% | −54,152−1.4% | Reduced |
| Knoll Capital Management, LLC | 5,475,516 | $31.5M | 20.48% | 00.0% | Unchanged |
| Perceptive Advisors LLC | 9,275,851 | $53.3M | 1.89% | 00.0% | Unchanged |
| Nuveen, LLC | 348,521 | – | – | +348,521 | New |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −85,642−100.0% | Sold out |
| Mackenzie Financial Corp | 0 | $0 | 0.00% | −47,792−100.0% | Sold out |
| American Century Companies Inc | 0 | $0 | 0.00% | −39,198−100.0% | Sold out |
| Tobias Financial Advisors, Inc. | 0 | $0 | 0.00% | −23,695−100.0% | Sold out |
| Laidlaw Wealth Management LLC | 0 | $0 | 0.00% | −18,175−100.0% | Sold out |
| U.S. Capital Wealth Advisors, LLC | 0 | $0 | 0.00% | −13,875−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −13,706−100.0% | Sold out |
| King Wealth | 0 | $0 | 0.00% | −13,500−100.0% | Sold out |
| Catalyst Funds Management Pty Ltd | 0 | $0 | 0.00% | −13,100−100.0% | Sold out |
| Diversified Trust Co | 0 | $0 | 0.00% | −12,265−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −11,278−100.0% | Sold out |
| Prime Capital Investment Advisors, LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| IFP Advisors, Inc | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −9,791−100.0% | Sold out |
| Nuveen Asset Management, LLC | – | – | – | – | Not filed |
| AlphaCentric Advisors LLC | – | – | – | – | Not filed |
| Boston Financial Mangement LLC | – | – | – | – | Not filed |