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Aldeyra Therapeutics
ALDX

115 hedge funds and large institutions have $147M invested in Aldeyra Therapeutics in 2021 Q4 according to their latest regulatory filings, with 21 funds opening new positions, 39 increasing their positions, 34 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed

81% more call options, than puts

Call options by funds: $8.67M | Put options by funds: $4.79M

15% more repeat investments, than reductions

Existing positions increased: 39 | Existing positions reduced: 34

9% less first-time investments, than exits

New positions opened: 21 | Existing positions closed: 23

2% less funds holding

Funds holding: 117 → 115 (-2)

5.83% less ownership

Funds ownership: 68.69% → 62.85% (-5.8%)

58% less capital invested

Capital invested by funds: $349M → $147M (-$202M)

75% less funds holding in top 10

Funds holding in top 10: 4 → 1 (-3)

Holders
115
Holders Change
-2
Holders Change %
-1.71%
% of All Funds
1.77%
Holding in Top 10
1
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-75%
% of All Funds
0.02%
New
21
Increased
39
Reduced
34
Closed
23
Calls
$8.67M
Puts
$4.79M
Net Calls
+$3.88M
Net Calls Change
-$13M

Top Buyers

1
Millennium Management
Millennium Management
New York
+$9.58M
2
Verition Fund Management
Verition Fund Management
Connecticut
+$5.48M
3
ACP
Acuta Capital Partners
California
+$3.81M
4
PM
Prosight Management
Texas
+$3.21M
5
Walleye Capital
Walleye Capital
New York
+$2.71M

Top Sellers

1
FLAM
First Light Asset Management
Minnesota
-$26.2M
2
WP
Woodline Partners
California
-$10.1M
3
Fidelity Investments
Fidelity Investments
Massachusetts
-$9.17M
4
ACM
Altium Capital Management
New York
-$7.59M
5
GTC
Ghost Tree Capital
New York
-$5.34M
Name Holding Trade Value Shares
Change 		Change in
Stake
PA
1
Perceptive Advisors
New York
$39.6M – – –
BlackRock
2
BlackRock
New York
$12.9M -$268K -35,131 -1%
State Street
3
State Street
Massachusetts
$12.3M -$2.63M -345,027 -10%
Vanguard Group
4
Vanguard Group
Pennsylvania
$11.3M +$660K +86,528 +3%
Millennium Management
5
Millennium Management
New York
$6.64M +$9.58M +1,255,992 +312%
EAM
6
Eagle Asset Management
Florida
$5.66M +$354K +46,468 +3%
Verition Fund Management
7
Verition Fund Management
Connecticut
$5.47M +$5.48M +718,494 +111%
PM
8
Prosight Management
Texas
$4.62M +$3.21M +420,300 +57%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$3.41M -$375K -49,157 -5%
WP
10
Woodline Partners
California
$3.1M -$10.1M -1,326,733 -63%
KCM
11
Knoll Capital Management
Florida
$3.04M +$1.45M +190,000 +33%
Two Sigma Advisers
12
Two Sigma Advisers
New York
$2.76M -$757K -99,200 -13%
Two Sigma Investments
13
Two Sigma Investments
New York
$2.71M -$909K -119,153 -15%
ACP
14
Acuta Capital Partners
California
$2M +$3.81M +500,000 New
Northern Trust
15
Northern Trust
Illinois
$1.82M -$183K -23,943 -5%
JJ
16
Johnson & Johnson
New Jersey
$1.58M – – –
N
17
Nuveen
North Carolina
$1.55M -$93.3K -12,238 -5%
Walleye Capital
18
Walleye Capital
New York
$1.42M +$2.71M +355,861 New
Bank of America
19
Bank of America
North Carolina
$1.34M +$1.84M +241,835 +260%
Citadel Advisors
20
Citadel Advisors
Florida
$1.15M +$1.83M +240,484 +500%
Deutsche Bank
21
Deutsche Bank
Germany
$1.04M +$11.8K +1,552 +0.6%
Dimensional Fund Advisors
22
Dimensional Fund Advisors
Texas
$1.04M -$89.7K -11,766 -4%
DAM
23
DLD Asset Management
New York
$1M +$1.91M +250,000 New
Wells Fargo
24
Wells Fargo
California
$947K -$174K -22,821 -9%
Rafferty Asset Management
25
Rafferty Asset Management
New York
$852K +$520K +68,152 +47%
1
2 3 4 5

ALDX Hedge Fund Activity: Q4 2021 in Review

115 of the 6,498 institutional investors tracked by Wall St. Rank reported a position in Aldeyra Therapeutics (ALDX) for Q4 2021, worth a combined $147M — down 58% from $349M a quarter earlier.

Sellers outnumbered buyers: 23 funds closed out of ALDX and 21 opened new positions — a net loss of 2 holders — while 34 trimmed existing stakes and 39 added.

The largest buyer was Millennium Management, adding an estimated $9.58M. The largest seller was First Light Asset Management, exiting entirely with an estimated $26.2M sold.

  • 115 institutional investors held Aldeyra Therapeutics (ALDX) as of Q4 2021, down from 117 in Q3 2021.
  • Funds reported $147M of Aldeyra Therapeutics stock for Q4 2021, down 58% quarter-over-quarter.
  • 21 funds opened new Aldeyra Therapeutics positions in Q4 2021 and 23 closed out, a net change of -2 holders.
  • The largest Aldeyra Therapeutics buyer in Q4 2021 was Millennium Management, an estimated $9.58M added.
  • The largest Aldeyra Therapeutics seller in Q4 2021 was First Light Asset Management, an estimated $26.2M sold.

Based on aggregated 13F filings for Q4 2021.