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, Q3 2021
Institutional positions in Aldeyra Therapeutics, Inc. as of Sep 30, 2021. 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
- 117
- −18 vs. Q2 2021
- Shares held
- 39.7M
- −5.15M (−11.5%) vs. Q2 2021
- Total value
- $348.9M
- −$159.4M (−31.4%) vs. Q2 2021
- New holders
- 16
- 30 more added
- Sold out
- 34
- 45 more reduced
1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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, Q3 2021
Shares, value and share of portfolio for each institution holding Aldeyra Therapeutics, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Institutional & Family Asset Management, LLC | 24 | $0 | 0.00% | −17−41.5% | Reduced |
| Parallel Advisors, LLC | 17 | $0 | 0.00% | +17 | New |
| The PNC Financial Services Group, Inc. | 248 | $2.00K | 0.00% | +197+386.3% | Added |
| Eagle Bay Advisors LLC | 240 | $2.00K | 0.00% | +240 | New |
| NEXT Financial Group, Inc | 340 | $3.00K | 0.00% | 00.0% | Unchanged |
| Truvestments Capital LLC | 419 | $4.00K | 0.00% | 00.0% | Unchanged |
| PSI Advisors, LLC | 500 | $4.00K | 0.00% | +500 | New |
| Advisor Group Holdings, Inc. | 783 | $6.00K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 1,077 | $9.00K | 0.01% | +645+149.3% | Added |
| ACT Capital Management, LLC | 1,500 | $13.0K | 0.01% | 00.0% | Unchanged |
| Kelly Financial Services LLC | 2,507 | $22.0K | 0.01% | −25,897−91.2% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 3,500 | $31.0K | 0.00% | −30−0.8% | Reduced |
| Ameritas Investment Partners, Inc. | 3,805 | $33.0K | 0.00% | 00.0% | Unchanged |
| HighMark Wealth Management LLC | 4,557 | $40.0K | 0.03% | +197+4.5% | Added |
| Royal Bank of Canada | 4,560 | $40.0K | 0.00% | +742+19.4% | Added |
| Princeton Global Asset Management LLC | 5,000 | $44.0K | 0.01% | 00.0% | Unchanged |
| Legal & General Group Plc | 5,132 | $45.0K | 0.00% | 00.0% | Unchanged |
| SG3 Management, LLC | 7,000 | $61.0K | 0.02% | +7,000 | New |
| BNP Paribas Arbitrage, SA | 8,664 | $76.1K | 0.00% | +6,821+370.1% | Added |
| Metropolitan Life Insurance Co | 9,093 | $79.8K | 0.00% | −5,487−37.6% | Reduced |
| MetLife Investment Management | 9,417 | $82.7K | 0.00% | −9,627−50.6% | Reduced |
| CIBC World Markets Inc. | 10,000 | $88.0K | 0.00% | 00.0% | Unchanged |
| Principal Financial Group Inc | 10,475 | $92.0K | 0.00% | −431−4.0% | Reduced |
| State Board of Administration of Florida Retirement System | 10,634 | $93.0K | 0.00% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 11,164 | $98.0K | 0.00% | −100−0.9% | Reduced |
| Federation des caisses Desjardins du Quebec | 11,180 | $98.2K | 0.00% | +420+3.9% | Added |
| Walleye Trading LLC | 11,489 | $101.0K | 0.00% | +11,489 | New |
| Cutler Group LP | 11,681 | $102.0K | 0.01% | +11,681 | New |
| First Midwest Bank Trust Division | 11,750 | $103.0K | 0.01% | −154,478−92.9% | Reduced |
| SlateStone Wealth, LLC | 11,964 | $105.0K | 0.02% | 00.0% | Unchanged |
| Kestra Advisory Services, LLC | 12,597 | $111.0K | 0.00% | 00.0% | Unchanged |
| Belvedere Trading LLC | 14,241 | $119.0K | 0.03% | +14,241 | New |
| D. E. Shaw & Co., Inc. | 14,281 | $125.0K | 0.00% | −942−6.2% | Reduced |
| Alliancebernstein L.P. | 15,200 | $133.0K | 0.00% | 00.0% | Unchanged |
| Blueshift Asset Management, LLC | 16,343 | $143.0K | 0.01% | +16,343 | New |
| Virtus ETF Advisers LLC | 17,296 | $152.0K | 0.07% | −905−5.0% | Reduced |
| SG Americas Securities, LLC | 17,348 | $152.0K | 0.00% | +17,348 | New |
| JPMorgan Chase & Co | 17,991 | $158.0K | 0.00% | −679−3.6% | Reduced |
| Voya Investment Management LLC | 19,097 | $168.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 20,011 | $175.0K | 0.00% | +17,612+734.1% | Added |
| Hikari Power Ltd | 20,020 | $176.0K | 0.02% | 00.0% | Unchanged |
| Invesco Ltd. | 23,358 | $205.0K | 0.00% | +5,807+33.1% | Added |
| Ironwood Investment Management LLC | 24,424 | $214.0K | 0.11% | 00.0% | Unchanged |
| Shepherd Kaplan Krochuk, LLC | 25,000 | $220.0K | 0.08% | 00.0% | Unchanged |
| California State Teachers Retirement System | 26,203 | $230.0K | 0.00% | −40,757−60.9% | Reduced |
| American International Group, Inc. | 26,563 | $233.0K | 0.00% | −632−2.3% | Reduced |
| Simplex Trading, LLC | 20,810 | $235.0K | 0.01% | −115−0.5% | Reduced |
| Manufacturers Life Insurance Company, The | 27,061 | $238.0K | 0.00% | −1,190−4.2% | Reduced |
| Susquehanna Fundamental Investments, LLC | 27,531 | $242.0K | 0.00% | −8,290−23.1% | Reduced |
| Schonfeld Strategic Advisors LLC | 28,800 | $253.0K | 0.00% | −2,194−7.1% | Reduced |
| ExodusPoint Capital Management, LP | 30,494 | $268.0K | 0.00% | +30,494 | New |
| Parametric Portfolio Associates LLC | 31,184 | $274.0K | 0.00% | −87,756−73.8% | Reduced |
| New York State Common Retirement Fund | 32,332 | $284.0K | 0.00% | −9,168−22.1% | Reduced |
| Tobias Financial Advisors, Inc. | 34,173 | $300.0K | 0.11% | 00.0% | Unchanged |
| First Manhattan Co | 34,745 | $305.0K | 0.00% | −1,001−2.8% | Reduced |
| International Assets Investment Management, LLC | 42,200 | $371.0K | 0.07% | +14,925+54.7% | Added |
| Cubist Systematic Strategies, LLC | 43,252 | $380.0K | 0.00% | −77,597−64.2% | Reduced |
| Qube Research & Technologies Ltd | 43,459 | $382.0K | 0.00% | −5,039−10.4% | Reduced |
| Rhumbline Advisers | 43,453 | $382.0K | 0.00% | +1,923+4.6% | Added |
| Barclays PLC | 43,881 | $386.0K | 0.00% | +15,186+52.9% | Added |
| Squarepoint Ops LLC | 45,127 | $396.0K | 0.00% | +26,858+147.0% | Added |
| Raymond James & Associates | 45,847 | $403.0K | 0.00% | −495−1.1% | Reduced |
| Ameriprise Financial Inc | 45,900 | $403.0K | 0.00% | −100−0.2% | Reduced |
| Citadel Advisors LLC | 48,133 | $423.0K | 0.00% | +20,056+71.4% | Added |
| Mesirow Financial Investment Management, Inc. | 48,711 | $428.0K | 1.26% | −1,351−2.7% | Reduced |
| LMR Partners LLP | 52,671 | $462.0K | 0.01% | −220,184−80.7% | Reduced |
| Jane Street Group, LLC | 53,482 | $469.0K | 0.00% | +40,240+303.9% | Added |
| Morgan Stanley | 55,120 | $483.0K | 0.00% | −36,627−39.9% | Reduced |
| New York Life Investments Alternatives | 56,653 | $497.0K | 0.32% | +10,922+23.9% | Added |
| State of Wisconsin Investment Board | 62,700 | $551.0K | 0.00% | 00.0% | Unchanged |
| DuPont Capital Management Corp | 63,786 | $560.0K | 0.02% | +63,786 | New |
| ClariVest Asset Management LLC | 67,100 | $590.0K | 0.02% | −600−0.9% | Reduced |
| Stifel Financial Corp | 68,788 | $604.0K | 0.00% | +12,991+23.3% | Added |
| Assenagon Asset Management S.A. | 69,219 | $608.0K | 0.00% | −569,094−89.2% | Reduced |
| Alps Advisors Inc | 70,915 | $623.0K | 0.01% | −4,988−6.6% | Reduced |
| Group One Trading, L.P. | 81,321 | $714.0K | 0.02% | +81,321 | New |
| Bank of America Corp | 93,054 | $818.0K | 0.00% | −5,211−5.3% | Reduced |
| Citigroup Inc | 95,146 | $835.0K | 0.00% | −116,650−55.1% | Reduced |
| Gsa Capital Partners LLP | 103,276 | $907.0K | 0.09% | +80,407+351.6% | Added |
| Jetstream Capital LLC | 110,000 | $966.0K | 1.05% | +110,000 | New |
| Goldman Sachs Group Inc | 122,055 | $1.07M | 0.00% | −885,564−87.9% | Reduced |
| Charles Schwab Investment Management Inc | 124,686 | $1.09M | 0.00% | −413−0.3% | Reduced |
| UBS Group AG | 137,183 | $1.21M | 0.00% | +122,307+822.2% | Added |
| Candriam Luxembourg S.C.A. | 140,000 | $1.23M | 0.01% | 00.0% | Unchanged |
| Rafferty Asset Management, LLC | 144,823 | $1.27M | 0.01% | +11,400+8.5% | Added |
| Weiss Multi-Strategy Advisers LLC | 147,439 | $1.29M | 0.03% | +6,535+4.6% | Added |
| Woodstock Corp | 148,072 | $1.30M | 0.15% | 00.0% | Unchanged |
| Palo Alto Investors LP | 160,800 | $1.41M | 0.09% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 171,114 | $1.50M | 0.00% | +54,655+46.9% | Added |
| Caption Management, LLC | 177,279 | $1.56M | 0.10% | +177,279 | New |
| Bank of New York Mellon Corp | 183,809 | $1.61M | 0.00% | −38,192−17.2% | Reduced |
| Affinity Asset Advisors, LLC | 197,759 | $1.74M | 0.69% | −2,241−1.1% | Reduced |
| Nuveen Asset Management, LLC | 248,935 | $2.13M | 0.00% | −99,190−28.5% | Reduced |
| Wells Fargo & Company | 259,461 | $2.28M | 0.00% | +118,633+84.2% | Added |
| Deutsche Bank AG | 259,424 | $2.28M | 0.00% | −900−0.3% | Reduced |
| Dimensional Fund Advisors LP | 271,384 | $2.38M | 0.00% | 00.0% | Unchanged |
| HealthInvest Partners AB | 310,000 | $2.72M | 4.08% | +310,000 | New |
| Johnson & Johnson | 394,834 | $3.47M | 0.30% | +394,834 | New |
| Millennium Management LLC | 402,943 | $3.54M | 0.00% | −7,605−1.9% | Reduced |
| Northern Trust Corp | 478,058 | $4.20M | 0.00% | −25,006−5.0% | Reduced |