See how company executives and directors have been buying or selling shares over the past 30 days. Insider trading activity can help investors better understand company leadership's actions.
No Insider Transactions found for Aldeyra Therapeutics, Inc.
Browse insider buying and selling activity reported to the SEC over the past year, including who traded, when they traded, and the value of each transaction.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Mar 19, 2026 DOUGLAS RICHARD |
DOUGLAS RICHARD
|
Buy |
70,000 | $1.40 | 70,000 $1.40 $98,000 |
Mar 18, 2026 Alfieri Michael |
Alfieri Michael
Principal Financial Officer
|
Buy |
5,000 | $1.42 | 5,000 $1.42 $7,100 |
View older insider trading records reported to the SEC to research long-term buying and selling trends.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Aug 13, 2025 Alfieri Michael |
Alfieri Michael
Principal Financial Officer
|
Buy |
2,500 | $5.30 | 2,500 $5.30 $13,250 |
Aug 11, 2025 Machatha Stephen |
Machatha Stephen
Chief Development Officer
|
Sell |
22,073 | $5.15 | 22,073 $5.15 $113,713 |
Apr 03, 2025 PERCEPTIVE ADVISORS LLC |
PERCEPTIVE ADVISORS LLC
|
Sell |
3,400,000 | $1.42 | 3,400,000 $1.42 $4,828,000 |
Aug 12, 2024 Greenberg Bruce |
Greenberg Bruce
See Remarks
|
Sell |
10,834 | $4.74 | 10,834 $4.74 $51,313 |
Aug 12, 2024 Machatha Stephen |
Machatha Stephen
Chief Development Officer
|
Sell |
16,041 | $4.74 | 16,041 $4.74 $75,975 |
Apr 05, 2024 PERCEPTIVE ADVISORS LLC |
PERCEPTIVE ADVISORS LLC
|
Buy |
37,712 | $4.74 | 37,712 $4.74 $178,755 |
Apr 04, 2024 PERCEPTIVE ADVISORS LLC |
PERCEPTIVE ADVISORS LLC
|
Buy |
140,281 | $4.67 | 140,281 $4.67 $655,112 |
Apr 03, 2024 PERCEPTIVE ADVISORS LLC |
PERCEPTIVE ADVISORS LLC
|
Buy |
309,847 | $4.09 | 309,847 $4.09 $1,267,274 |
Apr 02, 2024 PERCEPTIVE ADVISORS LLC |
PERCEPTIVE ADVISORS LLC
|
Buy |
186,051 | $3.44 | 186,051 $3.44 $640,015 |
Apr 01, 2024 PERCEPTIVE ADVISORS LLC |
PERCEPTIVE ADVISORS LLC
|
Buy |
8,374 | $3.25 | 8,374 $3.25 $27,216 |
Mar 12, 2024 Brady Todd C |
Brady Todd C
President and CEO
|
Sell |
85,324 | $3.05 | 85,324 $3.05 $260,238 |
Mar 12, 2024 Machatha Stephen |
Machatha Stephen
Chief Development Officer
|
Sell |
11,537 | $3.16 | 11,537 $3.16 $36,503 |
Mar 11, 2024 Machatha Stephen |
Machatha Stephen
Chief Development Officer
|
Sell |
18,231 | $3.41 | 18,231 $3.41 $62,102 |
Mar 11, 2024 Brady Todd C |
Brady Todd C
President and CEO
|
Sell |
97,914 | $3.27 | 97,914 $3.27 $320,521 |
Mar 11, 2024 Greenberg Bruce |
Greenberg Bruce
See Remarks
|
Sell |
13,201 | $3.41 | 13,201 $3.41 $44,968 |
Oct 18, 2023 PERCEPTIVE ADVISORS LLC |
PERCEPTIVE ADVISORS LLC
|
Sell |
306,499 | $1.74 | 306,499 $1.74 $533,308 |
Oct 16, 2023 PERCEPTIVE ADVISORS LLC |
PERCEPTIVE ADVISORS LLC
|
Sell |
2,450,000 | $1.60 | 2,450,000 $1.60 $3,920,000 |
Apr 12, 2023 Miller-Rich Nancy |
Miller-Rich Nancy
|
Buy |
509 | $10.13 | 509 $10.13 $5,156 |
Aug 10, 2022 PERCEPTIVE ADVISORS LLC |
PERCEPTIVE ADVISORS LLC
|
Buy |
15,000 | $7.85 | 15,000 $7.85 $117,750 |
Aug 09, 2022 PERCEPTIVE ADVISORS LLC |
PERCEPTIVE ADVISORS LLC
|
Buy |
100,000 | $7.50 | 100,000 $7.50 $750,000 |
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