Machatha Stephen - Insider Non-Derivative Transactions at Aldeyra Therapeutics, Inc. (ALDX) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Aug 11, 2025, Machatha Stephen's relationship to Aldeyra Therapeutics, Inc. (ALDX) is Officer (Chief Development Officer), and currently has 221,799 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other ALDX insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Machatha Stephen - Insider Non-Derivative Transactions of ALDX Common Stock

Machatha Stephen - Insider Non-Derivative Transactions at ALDX

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Aug 12, 2025	Sell -- (Common Stock)	22073	5.15	221799
Aug 13, 2024	Sell -- (Common Stock)	16041	4.74	236771
Mar 13, 2024	Sell -- (Common Stock)	11537	3.16	243495
Mar 13, 2024	Sell -- (Common Stock)	11537	3.16	252812
Mar 12, 2024	Sell -- (Common Stock)	18231	3.41	255032