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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1341235	Aldeyra Therapeutics Inc.	ALDX	Pharmaceutical Preparations (2834)	000000000

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1836354	Stephen Machatha	C/O Aldeyra Therapeutics, Inc. 131 Hartwell Avenue Lexington MA 02421	Chief Development Officer	No	No	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2024-03-12	11,537	$3.16	252,812	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Direct

Footnotes

These shares of common stock were sold by the Reporting Person for tax withholding and tax planning purposes in connection with the settlement of certain time-based restricted stock unit awards. This sale was previously reported in the Reporting Person's Form 4 filed on March 12, 2024 (the "Original Form 4").
Represents a weighted average sales price per share. These shares were sold in multiple transactions at prices ranging from $3.11 to $3.31. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares sold at each separate price within the range.
Adjusted to reflect 9,317 shares of common stock acquired under the Issuer's Employee Stock Purchase Plan, which were inadvertently omitted in the Original Form 4. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the adjustment.