Aldeyra Therapeutics (ALDX) Ownership - Who Owns Aldeyra Therapeutics?

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Aldeyra Therapeutics (ALDX) Ownership Overview

3.70% Insiders

8.75% Mutual Funds

21.91% Other Institutional Investors

8.90% ETFs

56.75% Public Companies and

Individual Investors

The ownership structure of Aldeyra Therapeutics (ALDX) stock is a mix of institutional, retail, and individual investors. Approximately 39.55% of the company’s stock is owned by Institutional Investors, 3.70% is owned by Insiders, and 56.75% is owned by Public Companies and Individual Investors.

The ownership structure of Aldeyra Therapeutics (ALDX) stock is a mix of institutional, retail, and individual investors. Approximately 30.66% of the company’s stock is owned by Institutional Investors, 3.70% is owned by Insiders, and 8.90% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Date	Name	Activity	Value
Jun 05, 2026	Todd Brady	xxxxxxxxxxxxx	$417500
Mar 20, 2026	Richard Douglas	xxxxxxxxxxxxx	$98000
Mar 19, 2026	Michael Alfieri	xxxxxxxxxxxxx	$7100
Aug 15, 2025	Michael Alfieri	xxxxxxxxxxxxx	$13250

Show More Insider Trading Activity >

Recent Hedge Fund Trading Activity

Date	Firm	Activity	Value
Mar 31, 2024	Graham Capital Management, L.p.	xxxxxxxxxxxxx	$87190
Mar 31, 2024	Ardsley Advisory Partners	xxxxxxxxxxxxx	$1605500

Show More Hedge Fund Trading Activity >

Top Shareholders

Holder	# of Shares	Type	% Holding	Value
Joseph Edelman	4,185,632	Institution	6.94%	6,822,580
	2,810,887	Institution	4.66%	4,581,746
	2,307,894	Institution	3.83%	3,761,867
	1,999,179	Institution	3.31%	3,258,662
	1,721,298	Insider	2.85%	2,805,716
Philip Hempleman	950,000	Institution	1.57%	1,548,500
	572,770	Institution	0.95%	933,615
	444,748	Institution	0.74%	724,939
	331,506	Institution	0.55%	540,355
	320,233	Institution	0.53%	521,980

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
2,307,894	Institution	3.83%	3,761,867
572,770	Institution	0.95%	933,615
444,748	Institution	0.74%	724,939
331,506	Institution	0.55%	540,355
320,233	Institution	0.53%	521,980
305,421	Institution	0.51%	497,836
206,748	Institution	0.34%	336,999
155,899	Institution	0.26%	254,115
152,787	Institution	0.25%	249,043
52,300	Institution	0.09%	85,249

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
Vanguard Total Stock Market ETF	1,784,433	Institution	2.96%	2,712,338
iShares Russell 2000 ETF	1,302,166	Institution	2.16%	2,122,531
Vanguard Extended Market ETF	523,461	Institution	0.87%	795,661
iShares Russell 2000 Growth ETF	362,953	Institution	0.60%	591,613
Vanguard Russell 2000 ETF	273,623	Institution	0.45%	415,907
Vanguard Health Care ETF	154,723	Institution	0.26%	235,179
iShares Micro-Cap ETF	142,395	Institution	0.24%	232,104
U.S. Micro Cap Portfolio ETF	140,334	Institution	0.23%	237,164
Invesco FTSE RAFI US 1500 Small-Mid ETF	100,513	Institution	0.17%	163,836
iShares Core S&P Total U.S. Stock Market ETF	92,570	Institution	0.15%	150,889

FAQ

Who Owns Aldeyra Therapeutics (ALDX)?

According to the latest TipRanks data, approximately 21.91% of the company's stock is held by institutional investors, 3.70% is held by insiders, and 56.75% is held by retail investors.

What percentage of Aldeyra Therapeutics (ALDX) stock is held by institutional investors?

According to the latest TipRanks data, approximately 21.91% of Aldeyra Therapeutics (ALDX) stock is held by institutional investors.

What percentage of Aldeyra Therapeutics (ALDX) stock is held by retail investors?

According to the latest TipRanks data, approximately 56.75% of Aldeyra Therapeutics (ALDX) stock is held by retail investors.

Who owns the most shares of Aldeyra Therapeutics (ALDX)?

Joseph Edelman owns the most shares of Aldeyra Therapeutics (ALDX).

What is the significance of the ownership structure for a publicly traded company?

The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.