Skip to main content

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 2022

Institutional positions in Aldeyra Therapeutics, Inc. as of Mar 31, 2022. 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
111
−3 vs. Q4 2021
Shares held
38.6M
+2.13M (+5.8%) vs. Q4 2021
Total value
$171.8M
+$25.1M (+17.1%) vs. Q4 2021
New holders
18
34 more added
Sold out
21
39 more reduced

1 institution that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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.

Institutional holdersQ1 2022: 111 institutions
Q1 2021: 108 institutionsQ2 2021: 136 institutionsQ3 2021: 117 institutionsQ4 2021: 115 institutionsQ1 2022: 111 institutionsQ2 2022: 95 institutionsQ3 2022: 89 institutionsQ4 2022: 96 institutionsQ1 2023: 109 institutionsQ2 2023: 119 institutionsQ3 2023: 120 institutionsQ4 2023: 105 institutionsQ1 2024: 101 institutionsQ2 2024: 103 institutionsQ3 2024: 112 institutionsQ4 2024: 119 institutionsQ1 2025: 126 institutionsQ2 2025: 122 institutionsQ3 2025: 131 institutionsQ4 2025: 136 institutionsQ1 2026: 128 institutionsQ2 2026: 107 institutions
Value heldQ1 2022: $171.8M
Q1 2021: $376.7MQ2 2021: $512.8MQ3 2021: $348.9MQ4 2021: $146.7MQ1 2022: $171.8MQ2 2022: $147.5MQ3 2022: $197.4MQ4 2022: $237.9MQ1 2023: $353.4MQ2 2023: $327.5MQ3 2023: $252.3MQ4 2023: $123.3MQ1 2024: $115.8MQ2 2024: $116.9MQ3 2024: $196.4MQ4 2024: $185.6MQ1 2025: $215.5MQ2 2025: $130.8MQ3 2025: $204.2MQ4 2025: $201.8MQ1 2026: $63.3MQ2 2026: $77.7M
Institutions holding ALDX and their total value by quarter
QuarterHoldersValue
Q2 2026107$77.7M
Q1 2026128$63.3M
Q4 2025136$201.8M
Q3 2025131$204.2M
Q2 2025122$130.8M
Q1 2025126$215.5M
Q4 2024119$185.6M
Q3 2024112$196.4M
Q2 2024103$116.9M
Q1 2024101$115.8M
Q4 2023105$123.3M
Q3 2023120$252.3M
Q2 2023119$327.5M
Q1 2023109$353.4M
Q4 202296$237.9M
Q3 202289$197.4M
Q2 202295$147.5M
Q1 2022111$171.8M
Q4 2021115$146.7M
Q3 2021117$348.9M
Q2 2021136$512.8M
Q1 2021108$376.7M

Institutions, Q1 2022

Shares, value and share of portfolio for each institution holding Aldeyra Therapeutics, Inc.; share changes are against Q4 2021.

Institutions holding ALDX in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
UBS Group AG960,393$4.27M0.00%+776,593+422.5%Added
Assenagon Asset Management S.A.975,139$4.33M0.01%+948,747+3,594.8%Added
Goldman Sachs Group Inc1,391,018$6.18M0.00%+1,288,353+1,254.9%Added
Prosight Management, LP1,400,239$6.22M4.38%+244,939+21.2%Added
Tri Locum Partners LP1,447,445$6.43M2.51%+1,447,445New
Eagle Asset Management Inc1,473,459$6.55M0.03%+80,523+5.8%Added
Verition Fund Management LLC2,105,907$9.36M0.18%+739,206+54.1%Added
Citadel Advisors LLC2,479,536$11.0M0.01%+2,190,919+759.1%Added
Vanguard Group Inc2,961,635$13.2M0.00%+147,711+5.2%Added
BlackRock Inc.3,220,511$14.3M0.00%−8,300−0.3%Reduced
Perceptive Advisors LLC9,903,879$44.0M0.91%00.0%Unchanged
Acuta Capital Partners, LLC0$00.00%−500,000−100.0%Sold out
DLD Asset Management, LP0$00.00%−250,000−100.0%Sold out
Rafferty Asset Management, LLC0$00.00%−212,975−100.0%Sold out
Stonepine Capital Management, LLC0$00.00%−200,000−100.0%Sold out
Candriam Luxembourg S.C.A.0$00.00%−140,000−100.0%Sold out
Caption Management, LLC0$00.00%−138,600−100.0%Sold out
Ergoteles LLC0$00.00%−114,795−100.0%Sold out
Affinity Asset Advisors, LLC0$00.00%−100,759−100.0%Sold out
Engineers Gate Manager LP0$00.00%−73,594−100.0%Sold out
Gyon Technologies Capital Management, LP0$00.00%−51,161−100.0%Sold out
Mesirow Financial Investment Management, Inc.0$00.00%−48,711−100.0%Sold out
Virtu Financial LLC0$00.00%−32,401−100.0%Sold out
Alliancebernstein L.P.0$00.00%−15,200−100.0%Sold out
ProShare Advisors LLC0$00.00%−10,602−100.0%Sold out
Graham Capital Management, L.P.0$00.00%−10,047−100.0%Sold out
Point72 Hong Kong Ltd0$00.00%−7,702−100.0%Sold out
Cutler Group LP0$00.00%−4,458−100.0%Sold out
Bank Julius Baer & Co. Ltd, Zurich0$00.00%−3,500−100.0%Sold out
Eagle Bay Advisors LLC0$00.00%−1,700−100.0%Sold out
Comprehensive Financial Consultants Institutional, Inc.0$00.00%−800−100.0%Sold out
Truvestments Capital LLC0$00.00%−419−100.0%Sold out
NEXT Financial Group, Inc––––Not filed