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

1,735 Followers

Aldeyra Therapeutics (ALDX) Ownership Overview

3.28% Insiders

8.76% Mutual Funds

2.60% Other Institutional Investors

9.06% ETFs

76.30% Public Companies and

Individual Investors

The ownership structure of Aldeyra Therapeutics (ALDX) stock is a mix of institutional, retail, and individual investors. Approximately 20.42% of the company’s stock is owned by Institutional Investors, 3.28% is owned by Insiders, and 76.30% 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 11.36% of the company’s stock is owned by Institutional Investors, 3.28% is owned by Insiders, and 9.06% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

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

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Recent Hedge Fund Trading Activity

Date	Firm	Activity	Value
Dec 31, 2023	Perceptive Advisors Llc	xxxxxxxxxxxxx	$21681574
Dec 31, 2023	Graham Capital Management, L.p.	xxxxxxxxxxxxx	$395571
Dec 31, 2023	Ardsley Advisory Partners	xxxxxxxxxxxxx	$7511000

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Top Shareholders

Holder	# of Shares	Type	% Holding	Value
Joseph Edelman	4,185,632	Institution	6.94%	6,948,149
	2,805,735	Institution	4.65%	4,657,520
	2,292,734	Institution	3.80%	3,805,938
	2,005,200	Institution	3.32%	3,328,632
	1,471,298	Insider	2.44%	2,442,355
Philip Hempleman	1,450,000	Institution	2.40%	2,407,000
	570,869	Institution	0.95%	947,643
	444,748	Institution	0.74%	738,282
	331,506	Institution	0.55%	550,300
	320,233	Institution	0.53%	531,587

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
2,292,734	Institution	3.80%	3,805,938
570,869	Institution	0.95%	947,643
444,748	Institution	0.74%	738,282
331,506	Institution	0.55%	550,300
320,233	Institution	0.53%	531,587
305,421	Institution	0.51%	506,999
206,748	Institution	0.34%	343,202
155,899	Institution	0.26%	258,792
152,787	Institution	0.25%	253,626
52,300	Institution	0.09%	86,818

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
Vanguard Total Stock Market ETF	1,784,433	Institution	2.96%	3,015,692
iShares Russell 2000 ETF	1,306,195	Institution	2.17%	2,233,593
Vanguard Extended Market ETF	523,461	Institution	0.87%	884,649
iShares Russell 2000 Growth ETF	366,236	Institution	0.61%	626,264
Vanguard Russell 2000 ETF	267,965	Institution	0.44%	452,861
Vanguard Health Care ETF	155,283	Institution	0.26%	262,428
iShares Micro-Cap ETF	141,458	Institution	0.23%	241,893
U.S. Micro Cap Portfolio ETF	140,334	Institution	0.23%	766,224
Dimensional U.S. Small Cap ETF	111,825	Institution	0.19%	196,812
Invesco FTSE RAFI US 1500 Small-Mid ETF	109,177	Institution	0.18%	186,693

FAQ

Who Owns Aldeyra Therapeutics (ALDX)?

According to the latest TipRanks data, approximately 2.60% of the company's stock is held by institutional investors, 3.28% is held by insiders, and 76.30% is held by retail investors.

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

According to the latest TipRanks data, approximately 2.60% 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 76.30% 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.