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 2025
Institutional positions in Aldeyra Therapeutics, Inc. as of Dec 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
- 136
- +9 vs. Q3 2025
- Shares held
- 39.0M
- −59.0K (−0.2%) vs. Q3 2025
- Total value
- $201.8M
- −$1.87M (−0.9%) vs. Q3 2025
- New holders
- 20
- 38 more added
- Sold out
- 11
- 54 more reduced
4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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 2025
Shares, value and share of portfolio for each institution holding Aldeyra Therapeutics, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Knoll Capital Management, LLC | 5,475,516 | $28.4M | 13.01% | 00.0% | Unchanged |
| Perceptive Advisors LLC | 4,185,632 | $21.7M | 0.40% | −1,036,679−19.9% | Reduced |
| BlackRock, Inc. | 3,850,103 | $19.9M | 0.00% | +45,183+1.2% | Added |
| Vanguard Group Inc | 3,698,682 | $19.2M | 0.00% | +106,813+3.0% | Added |
| Kingdon Capital Management, L.L.C. | 1,850,000 | $9.58M | 1.47% | +518,209+38.9% | Added |
| D. E. Shaw & Co., Inc. | 1,601,324 | $8.29M | 0.01% | +221,481+16.1% | Added |
| 683 Capital Management, LLC | 1,530,000 | $7.93M | 0.66% | +710,000+86.6% | Added |
| Ardsley Advisory Partners LP | 1,450,000 | $7.51M | 0.96% | −450,000−23.7% | Reduced |
| Kennedy Capital Management, Inc. | 1,255,838 | $6.51M | 0.14% | +143,625+12.9% | Added |
| AQR Capital Management LLC | 1,226,922 | $6.36M | 0.00% | −278,438−18.5% | Reduced |
| Geode Capital Management, LLC | 1,170,537 | $6.06M | 0.00% | −5,883−0.5% | Reduced |
| State Street Corp | 1,098,600 | $5.69M | 0.00% | −4,074−0.4% | Reduced |
| Acadian Asset Management LLC | 979,521 | $5.07M | 0.01% | +143,710+17.2% | Added |
| Jacobs Levy Equity Management, Inc | 968,751 | $5.02M | 0.02% | +21,200+2.2% | Added |
| Morgan Stanley | 657,032 | $3.40M | 0.00% | −426,287−39.4% | Reduced |
| Dimensional Fund Advisors LP | 612,258 | $3.17M | 0.00% | −36,113−5.6% | Reduced |
| Bank of America Corp | 410,028 | $2.12M | 0.00% | +19,950+5.1% | Added |
| Northern Trust Corp | 379,405 | $1.97M | 0.00% | −28,555−7.0% | Reduced |
| Wells Fargo & Company | 366,169 | $1.90M | 0.00% | +4,700+1.3% | Added |
| Renaissance Technologies LLC | 350,000 | $1.81M | 0.00% | +152,700+77.4% | Added |
| Deutsche Bank AG | 317,335 | $1.64M | 0.00% | +2,607+0.8% | Added |
| Goldman Sachs Group Inc | 305,706 | $1.58M | 0.00% | +122,763+67.1% | Added |
| Jane Street Group, LLC | 303,852 | $1.57M | 0.00% | +52,334+20.8% | Added |
| Two Sigma Investments, LP | 287,364 | $1.49M | 0.00% | +14,310+5.2% | Added |
| Woodstock Corp | 266,756 | $1.38M | 0.12% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 263,407 | $1.36M | 0.00% | +252,797+2,382.6% | Added |
| Palo Alto Investors LP | 225,465 | $1.17M | 0.16% | 00.0% | Unchanged |
| 1492 Capital Management LLC | 223,317 | $1.16M | 0.44% | +223,317 | New |
| Wellington Management Group LLP | 178,851 | $926.4K | 0.00% | −10,970−5.8% | Reduced |
| Invesco Ltd. | 163,087 | $844.8K | 0.00% | +29,382+22.0% | Added |
| Charles Schwab Investment Management Inc | 152,787 | $791.4K | 0.00% | +2,309+1.5% | Added |
| Ieq Capital, LLC | 144,199 | $747.0K | 0.00% | −14,954−9.4% | Reduced |
| Two Sigma Advisers, LP | 121,900 | $631.4K | 0.00% | −62,200−33.8% | Reduced |
| Bank of New York Mellon Corp | 115,766 | $599.7K | 0.00% | −6,086−5.0% | Reduced |
| Russell Investments Group, Ltd. | 114,126 | $591.2K | 0.00% | +3,024+2.7% | Added |
| Nuveen, LLC | 108,220 | $560.6K | 0.00% | −36,465−25.2% | Reduced |
| Gsa Capital Partners LLP | 96,917 | $502.0K | 0.04% | −25,747−21.0% | Reduced |
| UBS Group AG | 95,677 | $495.6K | 0.00% | −105,062−52.3% | Reduced |
| Point72 Asset Management, L.P. | 94,094 | $487.4K | 0.00% | +94,094 | New |
| ExodusPoint Capital Management, LP | 92,390 | $478.6K | 0.01% | +77,439+518.0% | Added |
| Qube Research & Technologies Ltd | 84,928 | $439.9K | 0.00% | +84,928 | New |
| Barclays PLC | 84,471 | $437.6K | 0.00% | +7,827+10.2% | Added |
| Group One Trading, L.P. | 83,449 | $432.3K | 0.01% | −30,135−26.5% | Reduced |
| State of Wisconsin Investment Board | 81,366 | $421.5K | 0.00% | +20,472+33.6% | Added |
| Graham Capital Management, L.P. | 76,365 | $395.6K | 0.01% | +30,443+66.3% | Added |
| Alliancebernstein L.P. | 75,550 | $391.3K | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 70,413 | $364.7K | 0.00% | −8,233−10.5% | Reduced |
| STRS Ohio | 68,200 | $353.3K | 0.00% | −17,500−20.4% | Reduced |
| Price T Rowe Associates Inc | 64,262 | $333.0K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 62,907 | $325.9K | 0.00% | −95,476−60.3% | Reduced |
| Captrust Financial Advisors | 51,995 | $269.3K | 0.00% | −999−1.9% | Reduced |
| Cerity Partners LLC | 51,049 | $264.4K | 0.00% | −9,307−15.4% | Reduced |
| International Assets Investment Management, LLC | 47,475 | $245.9K | 0.02% | −1,165−2.4% | Reduced |
| Quantinno Capital Management LP | 45,988 | $238.2K | 0.00% | −5,336−10.4% | Reduced |
| Millennium Management LLC | 44,059 | $228.2K | 0.00% | −105,306−70.5% | Reduced |
| CWM, LLC | 43,305 | $224.0K | 0.00% | −15,074−25.8% | Reduced |
| XTX Topco Ltd | 42,227 | $218.7K | 0.01% | +7,761+22.5% | Added |
| ACT Capital Management, LLC | 41,000 | $212.4K | 0.17% | +41,000 | New |
| Simplex Trading, LLC | 39,755 | $205.9K | 0.01% | +10,579+36.3% | Added |
| Canada Pension Plan Investment Board | 35,500 | $183.9K | 0.00% | +35,500 | New |
| Ameriprise Financial Inc | 35,304 | $182.9K | 0.00% | −105−0.3% | Reduced |
| Essential Partners LLC | 35,188 | $182.3K | 0.06% | −26−0.1% | Reduced |
| Caption Management, LLC | 35,000 | $181.3K | 0.01% | +35,000 | New |
| LPL Financial LLC | 34,916 | $180.9K | 0.00% | 00.0% | Unchanged |
| AlphaCentric Advisors LLC | 34,912 | $180.8K | 0.18% | +34,912 | New |
| First Manhattan Co | 34,745 | $180.0K | 0.00% | 00.0% | Unchanged |
| Creative Planning | 34,521 | $178.8K | 0.00% | −327−0.9% | Reduced |
| Intech Investment Management LLC | 33,328 | $172.6K | 0.00% | +12,117+57.1% | Added |
| SEI Investments Co | 33,287 | $172.4K | 0.00% | −6,072−15.4% | Reduced |
| American Century Companies Inc | 32,460 | $168.1K | 0.00% | +177+0.5% | Added |
| MetLife Investment Management | 29,531 | $153.0K | 0.00% | +11,134+60.5% | Added |
| Axq Capital, LP | 26,810 | $138.9K | 0.03% | +26,810 | New |
| Joseph P. Lucia & Associates, LLC | 26,732 | $138.5K | 0.05% | −4,859−15.4% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 32,683 | $132.7K | 0.00% | −159−0.5% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 25,203 | $130.6K | 0.00% | −295−1.2% | Reduced |
| Jump Financial, LLC | 24,480 | $126.8K | 0.00% | +24,480 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 23,858 | $123.6K | 0.00% | +23,858 | New |
| Mariner, LLC | 22,876 | $118.4K | 0.00% | −6,970−23.4% | Reduced |
| JPMorgan Chase & Co | 21,989 | $113.9K | 0.00% | −5,133−18.9% | Reduced |
| Fox Run Management, L.L.C. | 20,983 | $108.7K | 0.02% | +20,983 | New |
| Providence Wealth Advisors, LLC | 25,000 | $104.1K | 0.07% | 00.0% | Unchanged |
| Hikari Power Ltd | 20,020 | $104.0K | 0.01% | 00.0% | Unchanged |
| Walleye Capital LLC | 18,595 | $96.3K | 0.00% | +18,595 | New |
| Pallas Capital Advisors LLC | 17,338 | $89.8K | 0.00% | −70.0% | Reduced |
| Letko, Brosseau & Associates Inc | 17,300 | $89.6K | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 17,021 | $88.2K | 0.00% | −2,138−11.2% | Reduced |
| Capital Advisors Wealth Management, LLC | 15,800 | $81.8K | 0.01% | +5,000+46.3% | Added |
| PFG Investments, LLC | 15,500 | $80.3K | 0.00% | −50,500−76.5% | Reduced |
| Jones Financial Companies LLLP | 15,000 | $77.7K | 0.00% | +15,000 | New |
| U.S. Capital Wealth Advisors, LLC | 14,805 | $76.7K | 0.00% | +14,805 | New |
| Regal Investment Advisors LLC | 13,565 | $70.3K | 0.00% | +398+3.0% | Added |
| Public Employees Retirement System of Ohio | 13,388 | $69.3K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 12,187 | $63.1K | 0.00% | +2,500+25.8% | Added |
| SG Americas Securities, LLC | 12,000 | $62.0K | 0.00% | +12,000 | New |
| King Wealth | 10,800 | $56.0K | 0.01% | −300−2.7% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 10,721 | $55.5K | 0.00% | −6,911−39.2% | Reduced |
| Mercer Global Advisors Inc | 10,571 | $54.8K | 0.00% | −3,814−26.5% | Reduced |
| Buckingham Strategic Partners | 10,535 | $54.6K | 0.00% | −4,074−27.9% | Reduced |
| CIBC Private Wealth Group, LLC | 10,505 | $54.4K | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 10,066 | $52.1K | 0.00% | 00.0% | Unchanged |