Security key
01438T106
Aldeyra Therapeutics, Inc. - Common Stock, par value $0.001 per share (ALDX)
CUSIP: 01438T106
Q3 2025 13F Holders as of 30 Sep 2025
- Type / Class
- Equity / Common Stock, par value $0.001 per share
- Shares outstanding
- 59,794,743
- Total 13F shares
- 39,091,752
- Share change
- +4,998,502
- Total reported value
- $204,002,195
- Put/Call ratio
- 11%
- Price per share
- $5.22
- Number of holders
- 129
- Value change
- +$26,942,734
- Number of buys
- 79
- Number of sells
- 40
Report period
Q3 2025
Institutions
129
Top holders
10
ALDX full security history
Newer quarter: Q4 2025
Previous quarter: Q2 2025
Aldeyra Therapeutics, Inc. SEC filings
Aldeyra Therapeutics, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 01438T106
Recent filing periods:
Top shareholders of ALDX - Aldeyra Therapeutics, Inc. - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| Knoll Capital Management, LLC |
13F
|
Company |
9.2%
|
5,475,516
|
$20,971,226 | — | 30 Jun 2025 | |
| PERCEPTIVE ADVISORS LLC |
3/4/5
13F
|
10%+ Owner · Company |
6.8%
from 13F
|
5,875,851
|
$27,829,793 | — | 03 Apr 2025 | |
| BlackRock, Inc. |
13F
|
Company |
6.4%
|
3,852,101
|
$14,753,546 | — | 30 Jun 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
5.9%
|
3,501,593
|
$13,411,101 | — | 30 Jun 2025 | |
| ARDSLEY ADVISORY PARTNERS LP |
13F
|
Company |
3.4%
|
2,050,000
|
$7,851,500 | — | 30 Jun 2025 | |
| AQR CAPITAL MANAGEMENT LLC |
13F
|
Company |
2.5%
|
1,473,812
|
$5,644,699 | — | 30 Jun 2025 | |
| KINGDON CAPITAL MANAGEMENT, L.L.C. |
13F
|
Company |
2.2%
|
1,331,791
|
$5,100,760 | — | 30 Jun 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
1.9%
|
1,146,597
|
$4,392,352 | — | 30 Jun 2025 | |
| 683 Capital Management, LLC |
13F
|
Company |
1.8%
|
1,080,000
|
$4,136,400 | — | 30 Jun 2025 | |
| STATE STREET CORP |
13F
|
Company |
1.8%
|
1,056,585
|
$4,046,721 | — | 30 Jun 2025 | |
| MORGAN STANLEY |
13F
|
Company |
1.3%
|
775,036
|
$2,968,388 | — | 30 Jun 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
1.2%
|
718,713
|
$2,752,530 | — | 30 Jun 2025 | |
| KENNEDY CAPITAL MANAGEMENT LLC |
13F
|
Company |
1.1%
|
686,968
|
$2,631,087 | — | 30 Jun 2025 | |
| JACOBS LEVY EQUITY MANAGEMENT, INC |
13F
|
Company |
1.1%
|
634,156
|
$2,428,817 | — | 30 Jun 2025 | |
| D. E. Shaw & Co., Inc. |
13F
|
Company |
0.82%
|
487,672
|
$1,867,783 | — | 30 Jun 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.68%
|
403,951
|
$1,547,132 | — | 30 Jun 2025 | |
| WELLS FARGO & COMPANY/MN |
13F
|
Company |
0.61%
|
364,169
|
$1,394,768 | — | 30 Jun 2025 | |
| DEUTSCHE BANK AG\ |
13F
|
Company |
0.51%
|
306,775
|
$1,174,949 | — | 30 Jun 2025 | |
| WOODSTOCK CORP |
13F
|
Company |
0.45%
|
266,756
|
$1,021,675 | — | 30 Jun 2025 | |
| PFG Investments, LLC |
13F
|
Company |
0.43%
|
257,300
|
$985,459 | — | 30 Jun 2025 | |
| ADAR1 Capital Management, LLC |
13F
|
Company |
0.42%
|
249,920
|
$957,194 | — | 30 Jun 2025 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP |
13F
|
Company |
0.39%
|
231,766
|
$887,664 | — | 30 Jun 2025 | |
| Palo Alto Investors LP |
13F
|
Company |
0.38%
|
225,465
|
$863,531 | — | 30 Jun 2025 | |
| ACADIAN ASSET MANAGEMENT LLC |
13F
|
Company |
0.32%
|
192,402
|
$735,000 | — | 30 Jun 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.26%
|
157,538
|
$603,371 | — | 30 Jun 2025 | |
| Walleye Capital LLC |
13F
|
Company |
0.26%
|
155,609
|
$595,982 | — | 30 Jun 2025 | |
| IEQ CAPITAL, LLC |
13F
|
Company |
0.25%
|
146,854
|
$562,451 | — | 30 Jun 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.23%
|
139,614
|
$534,721 | — | 30 Jun 2025 | |
| GROUP ONE TRADING LLC |
13F
|
Company |
0.22%
|
132,987
|
$509,340 | — | 30 Jun 2025 | |
| Invesco Ltd. |
13F
|
Company |
0.2%
|
122,566
|
$469,428 | — | 30 Jun 2025 | |
| ROYAL BANK OF CANADA |
13F
|
Company |
0.2%
|
120,138
|
$460,000 | — | 30 Jun 2025 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
0.19%
|
112,800
|
$432,024 | — | 30 Jun 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.19%
|
111,341
|
$426,436 | — | 30 Jun 2025 | |
| UBS Group AG |
13F
|
Company |
0.18%
|
107,253
|
$410,779 | — | 30 Jun 2025 | |
| Nuveen, LLC |
13F
|
Company |
0.18%
|
106,705
|
$408,681 | — | 30 Jun 2025 | |
| JANE STREET GROUP, LLC |
13F
|
Company |
0.16%
|
96,683
|
$370,296 | — | 30 Jun 2025 | |
| BARCLAYS PLC |
13F
|
Company |
0.16%
|
95,648
|
$366,333 | — | 30 Jun 2025 | |
| STRS OHIO |
13F
|
Company |
0.14%
|
82,300
|
$315,209 | — | 30 Jun 2025 | |
| RHUMBLINE ADVISERS |
13F
|
Company |
0.13%
|
77,494
|
$296,791 | — | 30 Jun 2025 | |
| ALLIANCEBERNSTEIN L.P. |
13F
|
Company |
0.13%
|
75,550
|
$289,357 | — | 30 Jun 2025 | |
| GSA CAPITAL PARTNERS LLP |
13F
|
Company |
0.12%
|
73,296
|
$281,000 | — | 30 Jun 2025 | |
| PANAGORA ASSET MANAGEMENT INC |
13F
|
Company |
0.12%
|
72,059
|
$275,986 | — | 30 Jun 2025 | |
| Kennondale Capital Management LLC |
13F
|
Company |
0.09%
|
56,729
|
$217,272 | — | 30 Jun 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.09%
|
56,491
|
$216,360 | — | 30 Jun 2025 | |
| TWO SIGMA INVESTMENTS, LP |
13F
|
Company |
0.09%
|
55,739
|
$213,480 | — | 30 Jun 2025 | |
| CAPTRUST FINANCIAL ADVISORS |
13F
|
Company |
0.09%
|
51,492
|
$197,214 | — | 30 Jun 2025 | |
| LPL Financial LLC |
13F
|
Company |
0.08%
|
49,441
|
$189,359 | — | 30 Jun 2025 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
0.08%
|
48,683
|
$187,000 | — | 30 Jun 2025 | |
| INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC |
13F
|
Company |
0.08%
|
48,640
|
$186,291 | — | 30 Jun 2025 | |
| CITIGROUP INC |
13F
|
Company |
0.08%
|
47,750
|
$182,883 | — | 30 Jun 2025 |
Institutional Holders of Aldeyra Therapeutics, Inc. - Common Stock, par value $0.001 per share (ALDX) as of Q3 2025
As of 30 Sep 2025,
Aldeyra Therapeutics, Inc. - Common Stock, par value $0.001 per share (ALDX) was held by
129 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
39,091,752 shares.
The largest 10 holders included
Knoll Capital Management, LLC, PERCEPTIVE ADVISORS LLC, BlackRock, Inc., VANGUARD GROUP INC, ARDSLEY ADVISORY PARTNERS LP, AQR CAPITAL MANAGEMENT LLC, D. E. Shaw & Co., Inc., KINGDON CAPITAL MANAGEMENT, L.L.C., GEODE CAPITAL MANAGEMENT, LLC, and KENNEDY CAPITAL MANAGEMENT LLC.
This page lists
130
institutional shareholders reporting positions in this security
for the Q3 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q3 2025 vs Q2 2025 Across Filers
Q2 2025 holders
121
Q3 2025 holders
129
Holder diff
8
| Investor | Q2 2025 Shares | Q3 2025 Shares | Share Diff | Share Chg % | Q2 2025 Value $ | Q3 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.