Aldeyra Therapeutics Inc. (ALDX) - Insider Trading & Ownership

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • 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
Insider Trading Transactions for Aldeyra Therapeutics Inc.
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Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2026-06-03
Purchase
2026-06-05
4:19 pm
Aldeyra Therapeutics Inc.ALDXBrady Todd C
President and CEO
250,000$1.6738$418,4501,721,298
(Direct)
View
2026-03-19
Purchase
2026-03-20
4:17 pm
Aldeyra Therapeutics Inc.ALDXDOUGLAS RICHARD
Director
70,000$1.4$98,000195,000
(Direct)
View
2026-03-18
Purchase
2026-03-19
5:29 pm
Aldeyra Therapeutics Inc.ALDXAlfieri Michael
Principal Financial Officer
5,000$1.42$7,1007,500
(Direct)
View
2025-08-13
Purchase
2025-08-15
4:09 pm
Aldeyra Therapeutics Inc.ALDXAlfieri Michael
Principal Financial Officer
2,500$5.3$13,2502,500
(Direct)
View
2025-08-11
Sale
2025-08-13
6:03 pm
Aldeyra Therapeutics Inc.ALDXMachatha Stephen
Chief Development Officer
22,073$5.1517$113,713221,799
(Direct)
View
2025-04-03
Sale
2025-04-07
6:43 pm
Aldeyra Therapeutics Inc.ALDXPERCEPTIVE ADVISORS LLC
PERCEPTIVE LIFE SCIENCES MASTER FUND LTD
EDELMAN JOSEPH
10% Owner
3,400,000$1.42$4,828,0005,875,851
(Indirect)
View
2024-08-12
Sale
2024-08-14
4:24 pm
Aldeyra Therapeutics Inc.ALDXMachatha Stephen
Chief Development Officer
16,041$4.7363$75,975236,771
(Direct)
View
2024-08-12
Sale
2024-08-14
4:24 pm
Aldeyra Therapeutics Inc.ALDXGreenberg Bruce
See Remarks
10,834$4.7363$51,313126,382
(Direct)
View
2024-03-12
Sale(A)
2024-04-17
4:12 pm
Aldeyra Therapeutics Inc.ALDXMachatha Stephen
Chief Development Officer
11,537$3.164$36,503252,812
(Direct)
View
2024-03-11
Sale(A)
2024-04-17
4:10 pm
Aldeyra Therapeutics Inc.ALDXGreenberg Bruce
See Remarks
13,201$3.4064$44,968130,154
(Direct)
View
2024-04-04
Purchase
2024-04-08
5:32 pm
Aldeyra Therapeutics Inc.ALDXPERCEPTIVE ADVISORS LLC
PERCEPTIVE LIFE SCIENCES MASTER FUND LTD
EDELMAN JOSEPH
10% Owner
177,993$4.6848$833,8679,275,851
(Indirect)
View
2024-04-01
Purchase
2024-04-03
5:22 pm
Aldeyra Therapeutics Inc.ALDXPERCEPTIVE ADVISORS LLC
PERCEPTIVE LIFE SCIENCES MASTER FUND LTD
EDELMAN JOSEPH
10% Owner
504,272$3.8362$1,934,5059,097,858
(Indirect)
View
2024-03-11
Sale
2024-03-12
8:07 pm
Aldeyra Therapeutics Inc.ALDXGreenberg Bruce
See Remarks
13,201$3.4064$44,968372,979
(Direct)
View
2024-03-11
Sale
2024-03-12
8:04 pm
Aldeyra Therapeutics Inc.ALDXMachatha Stephen
Chief Development Officer
29,768$3.3125$98,605649,156
(Indirect
Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2026-06-09
Option Award
2026-06-11
4:27 pm
N/A
2036-06-08
Aldeyra Therapeutics Inc.ALDXMiller-Rich Nancy
Director
73,318$073,318
(Direct)
View
2026-06-09
Option Award
2026-06-11
4:26 pm
N/A
2036-06-08
Aldeyra Therapeutics Inc.ALDXDOUGLAS RICHARD
Director
92,232$092,232
(Direct)
View
2026-06-09
Option Award
2026-06-11
4:25 pm
N/A
2036-06-08
Aldeyra Therapeutics Inc.ALDXPhillips Gary M.
Director
81,613$081,613
(Direct)
View
2026-06-09
Option Award
2026-06-11
4:23 pm
N/A
2036-06-08
Aldeyra Therapeutics Inc.ALDXClark William D
Director
72,323$072,323
(Direct)
View
2026-06-09
Option Award
2026-06-11
4:21 pm
N/A
2036-06-08
Aldeyra Therapeutics Inc.ALDXWalker Neal
Director
73,318$073,318
(Direct)
View
2026-06-09
Option Award
2026-06-11
4:20 pm
N/A
2036-06-08
Aldeyra Therapeutics Inc.ALDXBronstein Ben
Director
80,286$080,286
(Direct)
View
2026-06-09
Option Award
2026-06-11
4:18 pm
N/A
2036-06-08
Aldeyra Therapeutics Inc.ALDXDEPTULA-HICKS DARLENE M
Director
94,313$094,313
(Direct)
View
2026-03-27
Option Award
2026-03-31
4:17 pm
N/A
2036-03-26
Aldeyra Therapeutics Inc.ALDXBrady Todd C
President and CEO
2,512,828$02,512,828
(Direct)
View
2025-06-10
Option Award
2025-06-12
4:36 pm
N/A
2035-06-09
Aldeyra Therapeutics Inc.ALDXWalker Neal
Director
65,141$065,141
(Direct)
View
2025-06-10
Option Award
2025-06-12
4:30 pm
N/A
2035-06-09
Aldeyra Therapeutics Inc.ALDXMiller-Rich Nancy
Director
65,141$065,141
(Direct)
View
2025-06-10
Option Award
2025-06-12
4:29 pm
N/A
2035-06-09
Aldeyra Therapeutics Inc.ALDXBronstein Ben
Director
70,207$070,207
(Direct)
View
2025-06-10
Option Award
2025-06-12
4:27 pm
N/A
2035-06-09
Aldeyra Therapeutics Inc.ALDXJOYCE MARTIN JOSEPH
Director
71,655$071,655
(Direct)
View
2025-06-10
Option Award
2025-06-12
4:27 pm
N/A
2035-06-09
Aldeyra Therapeutics Inc.ALDXDOUGLAS RICHARD
Director
78,893$078,893
(Direct)
View
2025-06-10
Option Award
2025-06-12
4:21 pm
N/A
2035-06-09
Aldeyra Therapeutics Inc.ALDXPhillips Gary M.
Director
71,172$071,172
(Direct)
View
2025-04-17
Option Award
2025-04-18
4:41 pm
N/A
2035-04-16
Aldeyra Therapeutics Inc.ALDXClark William D
Director
76,760$076,760
(Direct)
View
2025-03-04
Option Award
2025-03-06
4:17 pm
N/A
2035-03-03
Aldeyra Therapeutics Inc.ALDXBrady Todd C
President and CEO
809,710$0809,710
(Direct)
View
2025-03-04
Option Award
2025-03-06
4:13 pm
N/A
2035-03-03
Aldeyra Therapeutics Inc.ALDXMachatha Stephen
Chief Development Officer
202,427$0202,427
(Direct)
View
2024-06-04
Option Award
2024-06-06
4:15 pm
N/A
2034-06-03
Aldeyra Therapeutics Inc.ALDXDOUGLAS RICHARD
Director
51,915$051,915
(Direct)
View
2024-06-04
Option Award
2024-06-06
4:13 pm
N/A
2034-06-03
Aldeyra Therapeutics Inc.ALDXJOYCE MARTIN JOSEPH
Director
46,706$046,706
(Direct)
View
2024-06-04
Option Award
2024-06-06
4:12 pm
N/A
2034-06-03
Aldeyra Therapeutics Inc.ALDXWalker Neal
Director
42,018$042,018
(Direct)
View
2024-06-04
Option Award
2024-06-06
4:12 pm
N/A
2034-06-03
Aldeyra Therapeutics Inc.ALDXMiller-Rich Nancy
Director
42,018$042,018
(Direct)
View
2024-06-04
Option Award
2024-06-06
4:12 pm
N/A
2034-06-03
Aldeyra Therapeutics Inc.ALDXBronstein Ben
Director
45,664$045,664
(Direct)
View
2024-06-04
Option Award
2024-06-06
4:06 pm
N/A
2034-06-03
Aldeyra Therapeutics Inc.ALDXPhillips Gary M.
Director
46,359$046,359
(Direct)
View
2024-03-09
Option Award
2024-03-12
8:07 pm
N/A
2034-03-08
Aldeyra Therapeutics Inc.ALDXGreenberg Bruce
See Remarks
252,280$0372,979
(Direct)
View
2024-03-09
Option Award
2024-03-12
8:04 pm
N/A
2034-03-08
Aldeyra Therapeutics Inc.ALDXMachatha Stephen
Chief Development Officer
405,450$0649,156
(Direct)
View
(A) Indicate amendment filing.
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