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 $78.2M in total; no superinvestor holds it.
13F holders, Q2 2021
Institutional positions in Aldeyra Therapeutics, Inc. as of Jun 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
- 136
- +28 vs. Q1 2021
- Shares held
- 45.3M
- +13.6M (+42.8%) vs. Q1 2021
- Total value
- $512.8M
- +$136.1M (+36.1%) vs. Q1 2021
- New holders
- 49
- 44 more added
- Sold out
- 21
- 28 more reduced
Compare with Q1 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 | $78.2M |
| Q1 2026 | 128 | $63.3M |
| Q4 2025 | 136 | $201.8M |
| Q3 2025 | 131 | $204.3M |
| Q2 2025 | 122 | $131.2M |
| Q1 2025 | 126 | $225.6M |
| Q4 2024 | 119 | $186.0M |
| Q3 2024 | 112 | $249.8M |
| Q2 2024 | 103 | $117.0M |
| Q1 2024 | 101 | $118.1M |
| Q4 2023 | 105 | $125.2M |
| Q3 2023 | 120 | $252.3M |
| Q2 2023 | 119 | $327.5M |
| Q1 2023 | 109 | $361.2M |
| Q4 2022 | 96 | $237.9M |
| Q3 2022 | 89 | $210.2M |
| Q2 2022 | 95 | $147.5M |
| Q1 2022 | 111 | $171.9M |
| Q4 2021 | 115 | $187.1M |
| Q3 2021 | 117 | $348.9M |
| Q2 2021 | 136 | $625.0M |
| Q1 2021 | 108 | $376.7M |
Institutions, Q2 2021
Shares, value and share of portfolio for each institution holding Aldeyra Therapeutics, Inc.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Perceptive Advisors LLC | 9,903,879 | $112.2M | 1.46% | +1,200,000+13.8% | Added |
| First Light Asset Management, LLC | 3,471,459 | $39.3M | 2.36% | +847,458+32.3% | Added |
| BlackRock Inc. | 3,275,784 | $37.1M | 0.00% | +2,222,456+211.0% | Added |
| State Street Corp | 3,133,139 | $35.5M | 0.00% | +710,115+29.3% | Added |
| Vanguard Group Inc | 2,696,450 | $30.6M | 0.00% | +643,955+31.4% | Added |
| Woodline Partners LP | 1,708,923 | $19.4M | 0.36% | +978,529+134.0% | Added |
| Avidity Partners Management LP | 1,450,000 | $16.4M | 0.44% | −1,102,000−43.2% | Reduced |
| FMR LLC | 1,202,096 | $13.6M | 0.00% | +442,302+58.2% | Added |
| Two Sigma Investments, LP | 1,130,734 | $12.8M | 0.03% | +248,772+28.2% | Added |
| Eagle Asset Management Inc | 1,085,518 | $12.3M | 0.05% | +1,085,518 | New |
| Two Sigma Advisers, LP | 1,015,500 | $11.5M | 0.03% | +180,100+21.6% | Added |
| Goldman Sachs Group Inc | 1,007,619 | $11.4M | 0.00% | +931,972+1,232.0% | Added |
| Geode Capital Management, LLC | 898,517 | $10.2M | 0.00% | +500,080+125.5% | Added |
| Altium Capital Management LP | 864,020 | $9.79M | 2.27% | +315,795+57.6% | Added |
| Tri Locum Partners LP | 818,025 | $9.27M | 3.88% | +818,025 | New |
| Assenagon Asset Management S.A. | 638,313 | $7.23M | 0.03% | +584,539+1,087.0% | Added |
| Ghost Tree Capital, LLC | 600,000 | $6.80M | 2.13% | −50,000−7.7% | Reduced |
| Prosight Management, LP | 595,239 | $6.74M | 4.27% | +121,793+25.7% | Added |
| Knoll Capital Management, LLC | 569,405 | $6.45M | 3.37% | 00.0% | Unchanged |
| Verition Fund Management LLC | 527,831 | $5.98M | 0.09% | +111,114+26.7% | Added |
| Northern Trust Corp | 503,064 | $5.70M | 0.00% | +412,862+457.7% | Added |
| Artal Group S.A. | 431,894 | $4.89M | 0.11% | +431,894 | New |
| Millennium Management LLC | 410,548 | $4.65M | 0.01% | −133,275−24.5% | Reduced |
| Johnson & Johnson Innovation - JJDC, Inc. | 394,834 | $4.47M | 0.46% | 00.0% | Unchanged |
| Nuveen Asset Management, LLC | 348,125 | $3.94M | 0.00% | +348,125 | New |
| EAM Investors, LLC | 328,539 | $3.72M | 0.57% | +225,348+218.4% | Added |
| LMR Partners LLP | 272,855 | $3.09M | 0.05% | +250,175+1,103.1% | Added |
| Dimensional Fund Advisors LP | 271,384 | $3.08M | 0.00% | −3,451−1.3% | Reduced |
| Deutsche Bank AG | 260,324 | $2.95M | 0.00% | −39,309−13.1% | Reduced |
| Bank of New York Mellon Corp | 222,001 | $2.52M | 0.00% | +174,647+368.8% | Added |
| Citigroup Inc | 211,796 | $2.40M | 0.00% | −19,695−8.5% | Reduced |
| Affinity Asset Advisors, LLC | 200,000 | $2.27M | 1.08% | −100,000−33.3% | Reduced |
| Segantii Capital Management Ltd | 200,000 | $2.27M | 0.07% | +200,000 | New |
| Silverarc Capital Management, LLC | 192,345 | $2.18M | 1.06% | −129,534−40.2% | Reduced |
| Walleye Capital LLC | 179,810 | $2.04M | 0.08% | +179,810 | New |
| First Midwest Bank Trust Division | 166,228 | $1.88M | 0.25% | +103,897+166.7% | Added |
| Palo Alto Investors LP | 160,800 | $1.82M | 0.10% | 00.0% | Unchanged |
| Sphera Funds Management Ltd. | 150,000 | $1.70M | 0.15% | +150,000 | New |
| Woodstock Corp | 148,072 | $1.68M | 0.20% | 00.0% | Unchanged |
| Monashee Investment Management LLC | 146,584 | $1.66M | 0.20% | +146,584 | New |
| First Trust Advisors LP | 146,320 | $1.66M | 0.00% | +26,205+21.8% | Added |
| Weiss Multi-Strategy Advisers LLC | 140,904 | $1.60M | 0.04% | −10,779−7.1% | Reduced |
| Wells Fargo & Company | 140,828 | $1.59M | 0.00% | +66,152+88.6% | Added |
| EAM Global Investors LLC | 140,198 | $1.59M | 0.44% | +140,198 | New |
| Candriam Luxembourg S.C.A. | 140,000 | $1.59M | 0.01% | +140,000 | New |
| Rafferty Asset Management, LLC | 133,423 | $1.51M | 0.01% | −29,427−18.1% | Reduced |
| Premier Asset Management LLC | 128,579 | $1.46M | 0.22% | +72,074+127.6% | Added |
| Charles Schwab Investment Management Inc | 125,099 | $1.42M | 0.00% | +106,972+590.1% | Added |
| Cubist Systematic Strategies, LLC | 120,849 | $1.37M | 0.02% | +37,732+45.4% | Added |
| Parametric Portfolio Associates LLC | 118,940 | $1.35M | 0.00% | +92,171+344.3% | Added |
| Susquehanna International Group, LLP | 116,459 | $1.32M | 0.00% | −154,268−57.0% | Reduced |
| Maven Securities LTD | 100,000 | $1.14M | 0.12% | +97,333+3,649.5% | Added |
| Bank of America Corp | 98,265 | $1.11M | 0.00% | +63,943+186.3% | Added |
| Morgan Stanley | 91,747 | $1.04M | 0.00% | +75,372+460.3% | Added |
| Alps Advisors Inc | 75,903 | $860.0K | 0.01% | +5,676+8.1% | Added |
| SEI Investments Co | 69,498 | $787.0K | 0.00% | +69,498 | New |
| Jump Financial, LLC | 69,215 | $784.0K | 0.08% | +69,215 | New |
| ClariVest Asset Management LLC | 67,700 | $767.0K | 0.03% | +67,700 | New |
| California State Teachers Retirement System | 66,960 | $759.0K | 0.00% | +66,960 | New |
| State of Wisconsin Investment Board | 62,700 | $710.0K | 0.00% | +62,700 | New |
| Jefferies Group LLC | 60,000 | $679.8K | 0.01% | +60,000 | New |
| Stifel Financial Corp | 55,797 | $632.0K | 0.00% | −10,394−15.7% | Reduced |
| Mesirow Financial Investment Management, Inc. | 50,062 | $567.0K | 1.45% | −13,572−21.3% | Reduced |
| Qube Research & Technologies Ltd | 48,498 | $549.0K | 0.01% | −9,004−15.7% | Reduced |
| Raymond James & Associates | 46,342 | $525.0K | 0.00% | +24,042+107.8% | Added |
| New York Life Investments Alternatives | 45,731 | $518.0K | 0.35% | +9,421+25.9% | Added |
| Ameriprise Financial Inc | 46,000 | $510.0K | 0.00% | +22,100+92.5% | Added |
| Jacobs Levy Equity Management, Inc | 43,069 | $488.0K | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 41,530 | $471.0K | 0.00% | +41,530 | New |
| New York State Common Retirement Fund | 41,500 | $470.0K | 0.00% | +41,500 | New |
| Susquehanna Fundamental Investments, LLC | 35,821 | $406.0K | 0.01% | −35,810−50.0% | Reduced |
| First Manhattan Co | 35,746 | $405.0K | 0.00% | +35,746 | New |
| Tobias Financial Advisors, Inc. | 34,173 | $387.0K | 0.15% | 00.0% | Unchanged |
| Bank of Montreal | 32,257 | $383.0K | 0.00% | +21,430+197.9% | Added |
| Schonfeld Strategic Advisors LLC | 30,994 | $351.0K | 0.00% | +15,588+101.2% | Added |
| Barclays PLC | 28,695 | $325.0K | 0.00% | −22,050−43.5% | Reduced |
| Manufacturers Life Insurance Company, The | 28,251 | $320.0K | 0.00% | +28,251 | New |
| Citadel Advisors LLC | 28,077 | $318.0K | 0.00% | −229,315−89.1% | Reduced |
| International Assets Investment Management, LLC | 27,275 | $309.0K | 0.06% | −10,080−27.0% | Reduced |
| American International Group, Inc. | 27,195 | $308.0K | 0.00% | +27,195 | New |
| Shepherd Kaplan Krochuk, LLC | 25,000 | $283.0K | 0.10% | 00.0% | Unchanged |
| Ironwood Investment Management LLC | 24,424 | $277.0K | 0.14% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 22,869 | $259.0K | 0.03% | +22,869 | New |
| AQR Capital Management LLC | 22,629 | $256.0K | 0.00% | +22,629 | New |
| Simplex Trading, LLC | 20,925 | $237.0K | 0.01% | +7,359+54.2% | Added |
| Hikari Power Ltd | 20,020 | $227.0K | 0.02% | 00.0% | Unchanged |
| Voya Investment Management LLC | 19,097 | $216.0K | 0.00% | +19,097 | New |
| MetLife Investment Management | 19,044 | $215.8K | 0.00% | +19,044 | New |
| JPMorgan Chase & Co | 18,670 | $211.0K | 0.00% | +18,622+38,795.8% | Added |
| Squarepoint Ops LLC | 18,269 | $207.0K | 0.00% | +18,269 | New |
| Virtus ETF Advisers LLC | 18,201 | $206.0K | 0.08% | +18,201 | New |
| Invesco Ltd. | 17,551 | $199.0K | 0.00% | +17,551 | New |
| Russell Investments Group, Ltd. | 15,881 | $179.0K | 0.00% | +15,881 | New |
| D. E. Shaw & Co., Inc. | 15,223 | $172.0K | 0.00% | −2,929−16.1% | Reduced |
| Alliancebernstein L.P. | 15,200 | $172.0K | 0.00% | +15,200 | New |
| UBS Group AG | 14,876 | $168.0K | 0.00% | −34,031−69.6% | Reduced |
| Metropolitan Life Insurance Co | 14,580 | $165.2K | 0.00% | +14,580 | New |
| Cetera Advisors LLC | 14,100 | $160.0K | 0.00% | +14,100 | New |
| LPL Financial LLC | 14,036 | $159.0K | 0.00% | −16,049−53.3% | Reduced |
| Jane Street Group, LLC | 13,242 | $150.0K | 0.00% | −6,203−31.9% | Reduced |