Aldeyra Therapeutics, Inc. (ALDX)
Nasdaq: ALDX · Pharmaceutical Preparations · Lexington, MA · filing with the SEC since 2005
Who owns Aldeyra Therapeutics, Inc.
As filed with the SECHolders of 5% or more
1
AQR Capital Management, LLC holds 6.22% of Common Stock, $0.001 par value per share, as its SCHEDULE 13G filed Aug 12, 2026 says.
Directors and officers
10
report now, of 19 people on the record since 2014. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 1 named at left.
Holders of 5% or moreshare of the class, as filed
AQR Capital Management, LLC
SCHEDULE 13G · filed Aug 12, 2026 · Common Stock, $0.001 par value per share
Blackrock, Inc.
SCHEDULE 13G/A · filed Jul 27, 2026 · Common Stock · reported falling below 5%
Perceptive Advisors LLC
SCHEDULE 13G/A · filed May 15, 2026 · Common Stock, par value $0.001 per share · reported falling below 5%, from 7% in Feb 17, 2026
The Vanguard Group
SCHEDULE 13G/A · filed Mar 26, 2026 · Common Stock · reported falling below 5%
What ALDX reports owning in othersstakes of 5% or more, and other ties
3 subsidiaries in 2 countries, from the list filed with the 10-K filed Feb 27, 2026.
Insider tradesForm 4
0sales
3purchases
0sales on a scheduled plan
0people selling
$0sold, in dollars
$500,000bought, in dollars
Open-market trades on Form 4 from Sep 30, 2025 to Sep 30, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Sep 30, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window3 of 22 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Brady Todd C | President and CEO | 0 | $0 | 0 | 1 | $400,000 |
| Alfieri Michael | Principal Financial Officer | 0 | $0 | 0 | 1 | $0 |
| Douglas Richard | director | 0 | $0 | 0 | 1 | $100,000 |