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Aldeyra Therapeutics
ALDX

117 hedge funds and large institutions have $349M invested in Aldeyra Therapeutics in 2021 Q3 according to their latest regulatory filings, with 16 funds opening new positions, 30 increasing their positions, 45 reducing their positions, and 34 closing their positions.

New
Increased
Maintained
Reduced
Closed

773% more call options, than puts

Call options by funds: $19.1M | Put options by funds: $2.18M

0% more funds holding in top 10

Funds holding in top 10: 4 → 4 (0)

9.9% less ownership

Funds ownership: 78.59% → 68.69% (-9.9%)

14% less funds holding

Funds holding: 136 → 117 (-19)

32% less capital invested

Capital invested by funds: $511M → $349M (-$162M)

33% less repeat investments, than reductions

Existing positions increased: 30 | Existing positions reduced: 45

53% less first-time investments, than exits

New positions opened: 16 | Existing positions closed: 34

Holders
117
Holders Change
-19
Holders Change %
-13.97%
% of All Funds
2.05%
Holding in Top 10
4
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.07%
New
16
Increased
30
Reduced
45
Closed
34
Calls
$19.1M
Puts
$2.18M
Net Calls
+$16.9M
Net Calls Change
+$14.4M

Top Buyers

Rank Fund Capital Flow
1
WP
Woodline Partners
California
+$3.62M
2
HP
HealthInvest Partners
Sweden
+$2.85M
3
State Street
State Street
Massachusetts
+$2.7M
4
EAM
Eagle Asset Management
Florida
+$2.39M
5
CM
Caption Management
Oklahoma
+$1.63M

Top Sellers

Rank Fund Capital Flow
1
APM
Avidity Partners Management
Texas
-$16.4M
2
TLP
Tri Locum Partners
New York
-$9.27M
3
Goldman Sachs
Goldman Sachs
New York
-$8.13M
4
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
-$5.22M
5
AG
Artal Group
Luxembourg
-$4.89M
Name Holding Trade Value Shares
Change 		Change in
Stake
PA
1
Perceptive Advisors
New York
$87M – – –
State Street
2
State Street
Massachusetts
$30.1M +$2.7M +294,240 +9%
BlackRock
3
BlackRock
New York
$28.7M -$109K -11,842 -0.4%
FLAM
4
First Light Asset Management
Minnesota
$26.2M -$4.46M -485,747 -14%
Vanguard Group
5
Vanguard Group
Pennsylvania
$23.9M +$284K +30,946 +1%
WP
6
Woodline Partners
California
$18.5M +$3.62M +394,044 +23%
EAM
7
Eagle Asset Management
Florida
$11.8M +$2.39M +260,950 +24%
Fidelity Investments
8
Fidelity Investments
Massachusetts
$10.6M -$789 -86 -0%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$7.92M +$31.2K +3,400 +0.4%
ACM
10
Altium Capital Management
New York
$7.59M – – –
Two Sigma Investments
11
Two Sigma Investments
New York
$6.99M -$3.07M -334,509 -30%
Two Sigma Advisers
12
Two Sigma Advisers
New York
$6.92M -$2.08M -227,100 -22%
PM
13
Prosight Management
Texas
$6.45M +$1.28M +139,761 +23%
GTC
14
Ghost Tree Capital
New York
$6.15M +$918K +100,000 +17%
Verition Fund Management
15
Verition Fund Management
Connecticut
$5.69M +$1.1M +120,376 +23%
KCM
16
Knoll Capital Management
Florida
$5M – – –
Northern Trust
17
Northern Trust
Illinois
$4.2M -$229K -25,006 -5%
Millennium Management
18
Millennium Management
New York
$3.54M -$69.8K -7,605 -2%
JJ
19
Johnson & Johnson
New Jersey
$3.47M +$3.62M +394,834 New
HP
20
HealthInvest Partners
Sweden
$2.72M +$2.85M +310,000 New
Dimensional Fund Advisors
21
Dimensional Fund Advisors
Texas
$2.38M – – –
Deutsche Bank
22
Deutsche Bank
Germany
$2.28M -$8.26K -900 -0.3%
Wells Fargo
23
Wells Fargo
California
$2.28M +$1.09M +118,633 +84%
N
24
Nuveen
North Carolina
$2.13M -$910K -99,190 -28%
AAA
25
Affinity Asset Advisors
New York
$1.74M -$20.6K -2,241 -1%
1
2 3 4 5

ALDX Hedge Fund Activity: Q3 2021 in Review

117 of the 5,712 institutional investors tracked by Wall St. Rank reported a position in Aldeyra Therapeutics (ALDX) for Q3 2021, worth a combined $349M — down 32% from $511M a quarter earlier.

Sellers outnumbered buyers: 34 funds closed out of ALDX and 16 opened new positions — a net loss of 18 holders — while 45 trimmed existing stakes and 30 added.

The largest buyer was Woodline Partners, adding an estimated $3.62M. The largest seller was Avidity Partners Management, exiting entirely with an estimated $16.4M sold.

  • 117 institutional investors held Aldeyra Therapeutics (ALDX) as of Q3 2021, down from 136 in Q2 2021.
  • Funds reported $349M of Aldeyra Therapeutics stock for Q3 2021, down 32% quarter-over-quarter.
  • 16 funds opened new Aldeyra Therapeutics positions in Q3 2021 and 34 closed out, a net change of -18 holders.
  • The largest Aldeyra Therapeutics buyer in Q3 2021 was Woodline Partners, an estimated $3.62M added.
  • The largest Aldeyra Therapeutics seller in Q3 2021 was Avidity Partners Management, an estimated $16.4M sold.

Based on aggregated 13F filings for Q3 2021.