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Aldeyra Therapeutics
ALDX

Overview Fund Activity

122 hedge funds and large institutions have $131M invested in Aldeyra Therapeutics in 2025 Q2 according to their latest regulatory filings, with 21 funds opening new positions, 47 increasing their positions, 32 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
122
Holders Change
-3
Holders Change %
-2.4%
% of All Funds
1.64%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
21
Increased
47
Reduced
32
Closed
24
Calls
$1.4M
Puts
$103K
Net Calls
+$1.3M
Net Calls Change
-$1M

Top Buyers

1
AQR Capital Management
AQR Capital Management
Connecticut
$5.64M
2
6CM
683 Capital Management
New York
$4.14M
3
Jacobs Levy Equity Management
Jacobs Levy Equity Management
New Jersey
$2.43M
4
KCM
Kingdon Capital Management
New York
$5.1M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
$1.87M

Top Sellers

1
PA
Perceptive Advisors
New York
$15.5M
2
Federated Hermes
Federated Hermes
Pennsylvania
$0
3
KCM
Kennedy Capital Management
Missouri
$2.63M
4
Raymond James Financial
Raymond James Financial
Florida
$11.5K
5
Invesco
Invesco
Georgia
$469K
Name Holding Trade Value Shares
Change 		Shares
Change %
KCM
1
Knoll Capital Management
Florida
$21M – – –
PA
2
Perceptive Advisors
New York
$15.5M -$20M -5,224,220 -56%
BlackRock
3
BlackRock
New York
$14.8M +$445K +116,063 +3%
Vanguard Group
4
Vanguard Group
Pennsylvania
$13.4M -$829K -216,425 -6%
AAP
5
Ardsley Advisory Partners
Connecticut
$7.85M +$1.15M +300,000 +17%
AQR Capital Management
6
AQR Capital Management
Connecticut
$5.64M +$4.14M +1,081,257 +275%
KCM
7
Kingdon Capital Management
New York
$5.1M +$2.12M +552,791 +71%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$4.39M +$33.6K +8,769 +0.8%
6CM
9
683 Capital Management
New York
$4.14M +$2.31M +604,000 +127%
State Street
10
State Street
Massachusetts
$4.05M +$135K +35,204 +3%
Morgan Stanley
11
Morgan Stanley
New York
$2.97M +$843K +219,977 +40%
Dimensional Fund Advisors
12
Dimensional Fund Advisors
Texas
$2.75M +$187K +48,863 +7%
KCM
13
Kennedy Capital Management
Missouri
$2.63M -$2.09M -546,446 -44%
Jacobs Levy Equity Management
14
Jacobs Levy Equity Management
New Jersey
$2.43M +$2.28M +596,172 +1,570%
D.E. Shaw & Co
15
D.E. Shaw & Co
New York
$1.87M +$1.29M +336,030 +222%
Northern Trust
16
Northern Trust
Illinois
$1.55M +$55K +14,369 +4%
Wells Fargo
17
Wells Fargo
California
$1.39M -$109K -28,363 -7%
Deutsche Bank
18
Deutsche Bank
Germany
$1.17M -$29.3K -7,648 -2%
WC
19
Woodstock Corp
Massachusetts
$1.02M +$167K +43,662 +20%
PI
20
PFG Investments
New York
$985K +$787K +205,550 +397%
ACM
21
ADAR1 Capital Management
Texas
$957K +$147K +38,341 +18%
Susquehanna International Group
22
Susquehanna International Group
Pennsylvania
$888K +$638K +166,458 +255%
PAI
23
Palo Alto Investors
California
$864K – – –
Acadian Asset Management
24
Acadian Asset Management
Massachusetts
$735K +$368K +96,442 +101%
Charles Schwab
25
Charles Schwab
California
$603K +$74.9K +19,553 +14%
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