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 have beem 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>>
- Peter Lynch
What is insider trading>>
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2026-03-26 3:26 pm Sale | 2026-03-13 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | VANGUARD GROUP INC | 0 0.000% | -3,927,597 (Position Closed) | Filing History |
| 2026-02-17 4:00 pm Sale | 2025-12-31 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | PERCEPTIVE ADVISORS LLC | 4,185,632 7.000% | -1,036,679 (-19.85%) | Filing History |
| 2025-11-14 4:00 pm Purchase | 2025-09-30 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | PERCEPTIVE ADVISORS LLC | 5,222,311 8.700% | 1,170,680 (+28.89%) | Filing History |
| 2025-08-14 4:21 pm Sale | 2025-06-30 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | PERCEPTIVE ADVISORS LLC | 4,051,631 6.800% | -824,220 (-16.90%) | Filing History |
| 2025-04-07 6:52 pm Sale | 2025-04-03 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | PERCEPTIVE ADVISORS LLC | 4,875,851 8.200% | -4,400,000 (-47.44%) | Filing History |
| 2024-11-14 4:50 pm Purchase | 2024-09-30 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | PERCEPTIVE ADVISORS LLC | 9,275,851 15.600% | 682,265 (+7.94%) | Filing History |
| 2024-02-14 4:52 pm Unchanged | 2023-12-31 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | PERCEPTIVE ADVISORS LLC | 8,593,586 14.600% | 0 (Unchanged) | Filing History |
| 2024-02-13 4:58 pm Purchase | 2023-12-29 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | VANGUARD GROUP INC | 3,927,597 6.680% | 3,927,597 (New Position) | Filing History |
| 2024-01-29 5:25 pm Purchase | 2023-12-31 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | BlackRock Inc. BLK | 3,430,774 5.800% | 2,455,827 (+251.89%) | Filing History |
| 2023-10-18 6:07 pm Sale | 2023-10-16 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | PERCEPTIVE ADVISORS LLC | 8,593,586 14.700% | -2,756,499 (-24.29%) | Filing History |
| 2023-10-04 3:22 pm Purchase | 2023-09-28 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | Knoll Capital Management LLC | 3,595,916 6.100% | 3,595,916 (New Position) | Filing History |
| 2023-02-14 2:33 pm Purchase | 2022-12-31 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | PERCEPTIVE ADVISORS LLC | 11,350,085 19.400% | 1,446,206 (+14.60%) | Filing History |
| 2023-02-03 11:25 am Sale | 2022-12-31 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | STATE STREET CORP STT | 173,281 0.300% | -2,909,071 (-94.38%) | Filing History |
| 2022-07-08 4:56 pm Sale | 2022-06-30 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | BlackRock Inc. BLK | 974,947 1.700% | -2,253,864 (-69.80%) | Filing History |
| 2022-02-14 3:45 pm Purchase | 2021-12-31 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | PERCEPTIVE ADVISORS LLC | 9,903,879 17.000% | 1,200,000 (+13.79%) | Filing History |
| 2022-02-09 4:57 pm Purchase | 2021-12-31 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | STATE STREET CORP STT | 3,082,352 5.310% | 3,082,352 (New Position) | Filing History |
| 2022-02-04 4:12 pm Purchase | 2021-12-31 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | BlackRock Inc. BLK | 3,228,811 5.600% | 2,745,238 (+567.70%) | Filing History |
| 2022-01-04 09:44 am Sale | 2021-12-31 | 13G | ALDEYRA THERAPEUTICS, INC ALDX | Domain Partners VI L.P. | 0 0.000% | -1,877,091 (Position Closed) | Filing History |