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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1341235	Aldeyra Therapeutics Inc.	ALDX	Biological Products, (No Disgnostic Substances) (2836)	MA

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1021015	Richard Douglas	C/O Aldeyra Therapeutics, Inc. 131 Hartwell Avenue, Suite 320 Lexington MA 02421		Yes	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	Acquisiton	2019-09-09	10,000	$4.91	50,000	No	4	P	Direct
Common Stock	Acquisiton	2019-09-10	10,000	$5.09	60,000	No	4	P	Direct

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

Footnotes

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $4.82 to $4.92, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote (1) to this Form 4.
The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.03 to $5.11, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote (2) to this Form 4.