ALDX
Aldeyra Therapeu (ALDX)
NASDAQ
$2.06+$0.04 (+2.18%)
Price as of Jun 23, 2026 7:56 PM EDT
  • $123.7M
    Market Cap
  • -39.70%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
KNOLL CAPITAL MANAGEMENT, LLC
9.08%
5.5M
0 (0.00%)
Mar 31, 2026
PERCEPTIVE ADVISORS LLC
6.94%
4.2M
-1.0M (-24.77%)
Dec 31, 2025
BLACKROCK FUNDING, INC. /DE
6.28%
3.8M
+55,782 (+1.47%)
Dec 31, 2024
BLACKROCK, INC.
6.24%
3.8M
-86,216 (-2.29%)
Mar 31, 2026
VANGUARD GROUP INC
6.13%
3.7M
+106,813 (+2.89%)
Dec 31, 2025
BLACKROCK INC.
6.00%
3.6M
+311,162 (+8.59%)
Jun 30, 2024
AQR CAPITAL MANAGEMENT LLC
4.69%
2.8M
+1.6M (+56.64%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions683.1M (80.53%)
  • Mutual Funds142.9M (16.84%)
  • Insiders22.3M (2.63%)
  • Other0 (0.00%)

Insider Transactions

  • 2.63% (22.3M)
    Current InsiderOwnership (%, shares)
  • 2
    Number of InsiderBuying (last 12 months)
  • $178,550.00
    Amount of InsiderBuying (last 12 months)
  • 0
    Number of InsiderSelling (last 12 months)
  • $0.00
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Bronstein Ben
Award
Jun 09, 2026
$0.00
70,000
$0.00
70,000
Clark William D
Award
Jun 09, 2026
$0.00
70,000
$0.00
70,000
DOUGLAS RICHARD
Award
Jun 09, 2026
$0.00
70,000
$0.00
70,000
Walker Neal
Award
Jun 09, 2026
$0.00
70,000
$0.00
70,000
Bronstein Ben
Award
Jun 09, 2026
$0.00
5,309
$0.00
5,309
Miller-Rich Nancy
Award
Jun 09, 2026
$0.00
70,000
$0.00
70,000
DOUGLAS RICHARD
Award
Jun 09, 2026
$0.00
19,909
$0.00
19,909
Walker Neal
Award
Jun 09, 2026
$0.00
3,318
$0.00
3,318
Bronstein Ben
Award
Jun 09, 2026
$0.00
4,977
$0.00
4,977
Clark William D
Award
Jun 09, 2026
$0.00
2,323
$0.00
2,323
DOUGLAS RICHARD
Award
Jun 09, 2026
$0.00
2,323
$0.00
2,323
Miller-Rich Nancy
Award
Jun 09, 2026
$0.00
3,318
$0.00
3,318
DOUGLAS RICHARD
Buy
Mar 19, 2026
$98,000.00
70,000
$1.40
195,000
Alfieri Michael
Principal Financial Officer
Buy
Mar 18, 2026
$7,100.00
5,000
$1.42
7,500
Alfieri Michael
Principal Financial Officer
Buy
Aug 13, 2025
$13,250.00
2,500
$5.30
2,500
Phillips Gary M.
Award
Jun 10, 2025
$0.00
62,728
$0.00
62,728
JOYCE MARTIN JOSEPH
Award
Jun 10, 2025
$0.00
62,728
$0.00
62,728
DOUGLAS RICHARD
Award
Jun 10, 2025
$0.00
62,728
$0.00
62,728
JOYCE MARTIN JOSEPH
Award
Jun 10, 2025
$0.00
1,689
$0.00
1,689
Phillips Gary M.
Award
Jun 10, 2025
$0.00
4,825
$0.00
4,825
JOYCE MARTIN JOSEPH
Award
Jun 10, 2025
$0.00
7,238
$0.00
7,238
DOUGLAS RICHARD
Award
Jun 10, 2025
$0.00
14,476
$0.00
14,476
Phillips Gary M.
Award
Jun 10, 2025
$0.00
3,619
$0.00
3,619
DOUGLAS RICHARD
Award
Jun 10, 2025
$0.00
1,689
$0.00
1,689
Clark William D
Award
Apr 17, 2025
$0.00
76,760
$0.00
76,760
PERCEPTIVE ADVISORS LLC
Sell
Apr 03, 2025
$4.8M
3.4M
$1.42
5.9M
Machatha Stephen
Chief Development Officer
Award
Mar 04, 2025
$0.00
202,427
$0.00
202,427
Brady Todd C
President and CEO
Award
Mar 04, 2025
$0.00
809,710
$0.00
809,710