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NASDAQ: ALDX
Aldeyra Therapeutics Inc Stock Ownership - Who owns Aldeyra Therapeutics?

Insider buying vs selling

Have Aldeyra Therapeutics Inc insiders been buying or selling?
Buy
Sell
NameRoleDateSharesPriceValue
Stephen MacHathaChief Development Officer2024-03-1211,537$3.16
$36.50kSell
Todd C. BradyPresident and CEO2024-03-1285,324$3.05
$260.24kSell
Stephen MacHathaChief Development Officer2024-03-1118,231$3.41
$62.09kSell
Bruce GreenbergInterim Chief Financial Officer2024-03-1113,201$3.41
$44.96kSell
Todd C. BradyPresident and CEO2024-03-1197,914$3.27
$320.47kSell
Perceptive Advisors LLC10% Owner2023-10-18306,499$1.74
$533.31kSell
Perceptive Advisors LLC10% Owner2023-10-162,450,000$1.60
$3.92MSell
Todd C. BradyPresident and CEO2023-09-0773,807$7.22
$532.89kSell
Todd C. BradyPresident and CEO2023-09-0748,021$0.55
$26.51kBuy
Todd C. BradyPresident and CEO2023-09-0732,953$0.55
$18.19kBuy

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Net Insider Buy/Sell (L12M) Ownership

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ALDX Shareholders

What type of owners hold Aldeyra Therapeutics Inc stock?
Institutional
Insider
Retail
NameHoldSharesValueType
Perceptive Advisors LLC18.99%11,183,037$32.65MInsider
Perceptive Advisors LLC14.59%8,593,586$25.09MInstitution
Knoll Capital Management LLC9.30%5,475,516$15.99MInstitution
Vanguard Group Inc6.67%3,927,597$11.47MInstitution
Blackrock Inc5.83%3,430,774$10.02MInstitution
Domain Partners Vi LP3.35%1,973,389$5.76MInsider
Jesse I. Treu3.20%1,885,854$5.51MInsider
Johnson Johnson2.97%1,750,292$5.11MInsider
Todd C. Brady2.50%1,471,298$4.30MInsider
Verition Fund Management LLC2.25%1,324,834$3.87MInstitution

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ALDX vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ALDX59.63%33.00%Net SellingNet Selling
SCPH56.17%43.83%Net SellingNet Selling
LENZ53.07%46.93%Net BuyingNet Buying
GNFT1.27%0.00%
SGMT39.99%60.01%Net Buying

Aldeyra Therapeutics Stock Ownership FAQ

Who owns Aldeyra Therapeutics?

Aldeyra Therapeutics (NASDAQ: ALDX) is owned by 59.63% institutional shareholders, 33.00% Aldeyra Therapeutics insiders, and 7.37% retail investors. Perceptive Advisors LLC is the largest individual Aldeyra Therapeutics shareholder, owning 11.18M shares representing 18.99% of the company. Perceptive Advisors LLC's Aldeyra Therapeutics shares are currently valued at $34.44M.

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