Aldeyra Therapeutics, Inc. Common Stock

ALDX US01438T1060

💰
Capitalization
Small-cap

Aldeyra Therapeutics Inc is a biotechnology company engaged in developing and commercializing next-generation medicines to improve the lives of patients with immune-mediated diseases. The company's product candidate, reproxalap, is a first-in-class treatment in late-stage development for dry eye disease and allergic conjunctivitis. In addition, it also has additional product candidates in development for proliferative vitreoretinopathy, primary vitreoretinal lymphoma and other retinal diseases, autoimmune disease, and cancer.

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Website
Annual Performance 1
2021 2022 2023 2024 2025
-39% 63% -50% 41% 4%
Annual Insiders Turnover, USD 2

1 annual and historical performance metrics are recalculated on a daily basis;
2 represents the total value of insider transactions (both buying and selling);

Insider Activity
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Transactions
11
🙍
Insiders
5
Person Price Shares Total Published Completed
Alfieri Michael
SR OFF 		5.30
USD 		2,500
Bought 		13,250
USD 		13/08/2025 13/08/2025
Machatha Stephen
BDM 		5.15
USD 		22,073
Sold 		113,713
USD 		11/08/2025 11/08/2025
Greenberg Bruce
O 		4.74
USD 		10,834
Sold 		51,313
USD 		12/08/2024 12/08/2024
Machatha Stephen
BDM 		4.74
USD 		16,041
Sold 		75,975
USD 		12/08/2024 12/08/2024
Brady Todd C
CEO 		3.05
USD 		85,324
Sold 		260,238
USD 		09/03/2024 12/03/2024
Machatha Stephen
BDM 		3.16
USD 		11,537
Sold 		36,503
USD 		09/03/2024 12/03/2024
Brady Todd C
CEO 		3.27
USD 		97,914
Sold 		320,521
USD 		09/03/2024 11/03/2024
Machatha Stephen
BDM 		3.41
USD 		18,231
Sold 		62,102
USD 		09/03/2024 11/03/2024
Greenberg Bruce
O 		3.41
USD 		13,201
Sold 		44,968
USD 		09/03/2024 11/03/2024
Miller-rich Nancy
 10.13
USD 		509
Bought 		5,156
USD 		03/05/2021 12/04/2023

Integrated EOD Stock Data and Insider Transactions Chart

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The visibility of insider buy and sell transactions on this chart should not be the sole factor in your decision to buy or sell a particular stock. Always consider the following dynamic reports for a broader understanding of stock market activities:

 

Historical Performance
1M 3M 6M 1Y 3Y 5Y All Time
-2% 36% 88% -48% -14% 30% -18%
Last 52W Low 52W High All-Time Low All-Time High β
5.61 1.42 6.68 1.42 6.68
Company Insiders
Person / Entity Transactions Turnover, USD Average, USD First Last
Brady Todd C 2 580,759.68 290,379.84 11/03/2024 12/03/2024
Machatha Stephen 4 288,293.61 72,073.40 11/03/2024 11/08/2025
Greenberg Bruce 2 96,280.96 48,140.48 11/03/2024 12/08/2024
Alfieri Michael 1 13,250.00 13,250.00 13/08/2025 13/08/2025
Miller-rich Nancy 2 10,446.70 5,223.35 03/05/2021 12/04/2023

Insiders marked in yellow represent long-term insiders. These are individuals who have engaged in transactions for over 3 years and have conducted at least 10 transactions or reached a cumulative turnover of $1M USD. When examining transaction clusters, we prioritize those conducted by long-term insiders for analysis.

Stock Advanced Metrics
Delta Correlation subscribe 🔒
Upper Bound of Standardized Transaction Amount (ubsta), USD 4 subscribe 🔒

4 represents the maximum expected transaction amount for a company's insiders, calculated based on historical data. It provides insight into the typical range of insider transaction amounts and helps in identifying unusually large transactions.

5 a proprietary metric reflecting the consistency of insider trading behavior within a company. A higher discipline index suggests more regular and predictable insider transactions.