Activist 13D/13G Filings - Aldeyra Therapeutics Inc. (ALDX)

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Goto 0, 1, Next
Reported
DateTime
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportFiling
2024-11-14
4:50 pm
Purchase
13GALDEYRA THERAPEUTICS, INC
ALDX
PERCEPTIVE ADVISORS LLC9,275,851
15.600%
682,265increase
(+7.94%)
View
2024-02-14
4:52 pm
Unchanged
13GALDEYRA THERAPEUTICS, INC
ALDX
PERCEPTIVE ADVISORS LLC8,593,586
14.600%
0
(Unchanged)
View
2024-02-13
4:58 pm
Purchase
13GALDEYRA THERAPEUTICS, INC
ALDX
VANGUARD GROUP INC3,927,597
6.680%
3,927,597increase
(New Position)
View
2024-01-29
5:25 pm
Purchase
13GALDEYRA THERAPEUTICS, INC
ALDX
BlackRock Inc.
BLK
3,430,774
5.800%
2,455,827increase
(+251.89%)
View
2023-10-18
6:07 pm
Sale
13GALDEYRA THERAPEUTICS, INC
ALDX
PERCEPTIVE ADVISORS LLC8,593,586
14.700%
-2,756,499decrease
(-24.29%)
View
2023-10-04
3:22 pm
Purchase
13GALDEYRA THERAPEUTICS, INC
ALDX
Knoll Capital Management LLC3,595,916
6.100%
3,595,916increase
(New Position)
View
2023-02-14
2:33 pm
Purchase
13GALDEYRA THERAPEUTICS, INC
ALDX
PERCEPTIVE ADVISORS LLC11,350,085
19.400%
1,446,206increase
(+14.60%)
View
2023-02-03
11:25 am
Sale
13GALDEYRA THERAPEUTICS, INC
ALDX
STATE STREET CORP
STT
173,281
0.300%
-2,909,071decrease
(-94.38%)
View
2022-07-08
4:56 pm
Sale
13GALDEYRA THERAPEUTICS, INC
ALDX
BlackRock Inc.
BLK
974,947
1.700%
-2,253,864decrease
(-69.80%)
View
2022-02-14
3:45 pm
Purchase
13GALDEYRA THERAPEUTICS, INC
ALDX
PERCEPTIVE ADVISORS LLC9,903,879
17.000%
1,200,000increase
(+13.79%)
View
2022-02-09
4:57 pm
Purchase
13GALDEYRA THERAPEUTICS, INC
ALDX
STATE STREET CORP
STT
3,082,352
5.310%
3,082,352increase
(New Position)
View
2022-02-04
4:12 pm
Purchase
13GALDEYRA THERAPEUTICS, INC
ALDX
BlackRock Inc.
BLK
3,228,811
5.600%
2,745,238increase
(+567.70%)
View
2022-01-04
09:44 am
Sale
13GALDEYRA THERAPEUTICS, INC
ALDX
Domain Partners VI L.P.0
0.000%
-1,877,091decrease
(Position Closed)
View
2021-02-16
3:31 pm
Purchase
13GALDEYRA THERAPEUTICS, INC
ALDX
PERCEPTIVE ADVISORS LLC8,703,879
19.100%
2,418,421increase
(+38.48%)
View
2021-02-16
3:00 pm
Sale
13GALDEYRA THERAPEUTICS, INC
ALDX
683 Capital Management LLC216,818
1.000%
-1,510,882decrease
(-87.45%)
View
2021-02-12
08:30 am
Sale
13GALDEYRA THERAPEUTICS, INC
ALDX
Prosight Management LP908,488
2.300%
-875,545decrease
(-49.08%)
View
2020-07-13
4:30 pm
Purchase
13GALDEYRA THERAPEUTICS, INC
ALDX
PERCEPTIVE ADVISORS LLC6,285,458
19.100%
3,200,000increase
(+103.71%)
View
2020-07-10
10:39 am
Sale
13GALDEYRA THERAPEUTICS, INC
ALDX
BlackRock Inc.
BLK
483,573
1.600%
-1,101,052decrease
(-69.48%)
View
2020-02-25
09:00 am
Purchase
13GALDEYRA THERAPEUTICS, INC
ALDX
Prosight Management LP1,784,033
6.300%
1,784,033increase
(New Position)
View
2020-02-14
3:55 pm
Unchanged
13GALDEYRA THERAPEUTICS, INC
ALDX
PERCEPTIVE ADVISORS LLC3,085,458
11.000%
0
(Unchanged)
View
Goto 0, 1, Next