Institutional shares held 34.9 Million
263K calls
51.6K puts
Total value of holdings $187M
$1.41M calls
$276K puts
Market Cap $313M
58,323,100 Shares Out.
Institutional ownership 59.87%
# of Institutions 136


Latest Institutional Activity in ALDX

Top Purchases

Q2 2025
Aqr Capital Management LLC Shares Held: 1.47M ($7.9M)
Q2 2025
683 Capital Management, LLC Shares Held: 1.08M ($5.79M)
Q2 2025
Jacobs Levy Equity Management, Inc Shares Held: 634K ($3.4M)
Q2 2025
Kingdon Capital Management, L.L.C. Shares Held: 1.33M ($7.14M)
Q2 2025
D. E. Shaw & Co., Inc. Shares Held: 488K ($2.61M)

Top Sells

Q2 2025
Perceptive Advisors LLC Shares Held: 4.05M ($21.7M)
Q2 2025
Kennedy Capital Management, Inc. Shares Held: 687K ($3.68M)
Q2 2025
Raymond James Financial Inc Shares Held: 3K ($16.1K)
Q2 2025
Invesco Ltd. Shares Held: 123K ($657K)
Q2 2025
Bank Of America Corp Shares Held: 56.5K ($303K)

About ALDX

Aldeyra Therapeutics, Inc., a biotechnology company, develops and commercializes medicines for immune-mediated ocular and systemic diseases. The company's lead product candidate is reproxalap, a reactive aldehyde species (RASP)modulator, which is in Phase III clinical trial for the treatment of dry eye diseases and allergic conjunctivitis. It also develops ADX-629, a first-in-class orally administered RASP modulator that is Phase II clinical trial for psoriasis, asthma, and COVID-19; and ADX-2191, a dihydrofolate reductase inhibitor which is in phase 3 for the prevention of proliferative vitreoretinopathy, and phase II clinical trial for the treatment of retinitis pigmentosa, as well as for treating primary vitreoretinal lymphoma. The company has a license agreement with Madrigal Pharmaceuticals, Inc. for developing ADX-1612, which inhibits the protein chaperome for the treatment of inflammatory diseases. The company was formerly known as Aldexa Therapeutics, Inc. and changed its name to Aldeyra Therapeutics, Inc. in March 2014. Aldeyra Therapeutics, Inc. was incorporated in 2004 and is based in Lexington, Massachusetts.


Insider Transactions at ALDX

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
2.5K Shares
From 1 Insiders
Open market or private purchase 2.5K shares
Sell / Disposition
3.42M Shares
From 2 Insiders
Open market or private sale 3.42M shares

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