In the last 12 months, insiders at Aldeyra Therapeutics, Inc. ($ALDX) filed 96 transactions with the SEC: 10 open-market purchases totaling $2,897,169 and 13 sales totaling $10,328,113. Net insider sentiment: net selling.
Aldeyra Therapeutics, Inc. operates in the Pharmaceutical preparations industry (Life sciences sector).
Most Active Insiders
- PERCEPTIVE ADVISORS LLC (TenPercentOwner) — 8 transactions totaling $12,049,681
- Brady Todd C (President and CEO) — 15 transactions totaling $1,264,374
- Machatha Stephen (Chief Development Officer) — 8 transactions totaling $324,797
- Greenberg Bruce (See Remarks) — 5 transactions totaling $141,249
- DOUGLAS RICHARD (Not found) — 10 transactions totaling $98,000
View all SEC Filings for Aldeyra Therapeutics, Inc. (ALDX).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| March 27, 2026 | Brady Todd C | President and CEO | A | Stock Option (right to buy) | 1880510 | $0.00 | 1,880,510.0000 | 60,162,773 | 9999.99% | 3.13% |
| March 27, 2026 | Brady Todd C | President and CEO | A | Bonus Units | 632318 | $0.00 | 632,318.0000 | 60,162,773 | 9999.99% | 1.05% |
| March 19, 2026 | DOUGLAS RICHARD | Not found | P | Common Stock | 70000 | $1.40 | 195,000.0000 | 60,162,773 | 56.00% | 0.12% |
| March 18, 2026 | Alfieri Michael | Principal Financial Officer | P | Common Stock | 5000 | $1.42 | 7,500.0000 | 60,162,773 | 200.00% | 0.01% |
| Aug. 13, 2025 | Alfieri Michael | Principal Financial Officer | P | Common Stock | 2500 | $5.30 | 2,500.0000 | 59,708,654 | 9999.99% | 0.00% |
| Aug. 11, 2025 | Machatha Stephen | Chief Development Officer | S | Common Stock | 22073 | $5.15 | 221,799.0000 | 59,708,654 | 9.05% | 0.04% |
| June 10, 2025 | Bronstein Ben | Not found | A | Stock Option (Right to Buy) | 62728 | $0.00 | 62,728.0000 | 59,708,654 | 9999.99% | 0.11% |
| June 10, 2025 | Bronstein Ben | Not found | A | Stock Option (Right to Buy) | 3619 | $0.00 | 3,619.0000 | 59,708,654 | 9999.99% | 0.01% |
| June 10, 2024 | Bronstein Ben | Not found | A | Stock Option (Right to Buy) | 3860 | $0.00 | 3,860.0000 | 0 | 9999.99% | 0.00% |
| June 10, 2025 | JOYCE MARTIN JOSEPH | Not found | A | Stock Option (Right to Buy) | 62728 | $0.00 | 62,728.0000 | 59,708,654 | 9999.99% | 0.11% |
| June 10, 2025 | JOYCE MARTIN JOSEPH | Not found | A | Stock Option (Right to Buy) | 1689 | $0.00 | 1,689.0000 | 59,708,654 | 9999.99% | 0.00% |
| June 10, 2025 | JOYCE MARTIN JOSEPH | Not found | A | Stock Option (Right to Buy) | 7238 | $0.00 | 7,238.0000 | 59,708,654 | 9999.99% | 0.01% |
| June 10, 2025 | DOUGLAS RICHARD | Not found | A | Stock Option (Right to Buy) | 62728 | $0.00 | 62,728.0000 | 59,708,654 | 9999.99% | 0.11% |
| June 10, 2025 | DOUGLAS RICHARD | Not found | A | Stock Option (Right to Buy) | 14476 | $0.00 | 14,476.0000 | 59,708,654 | 9999.99% | 0.02% |
| June 10, 2025 | DOUGLAS RICHARD | Not found | A | Stock Option (Right to Buy) | 1689 | $0.00 | 1,689.0000 | 59,708,654 | 9999.99% | 0.00% |
| June 10, 2025 | Phillips Gary M. | Not found | A | Stock Option (Right to Buy) | 62728 | $0.00 | 62,728.0000 | 59,708,654 | 9999.99% | 0.11% |
| June 10, 2025 | Phillips Gary M. | Not found | A | Stock Option (Right to Buy) | 4825 | $0.00 | 4,825.0000 | 59,708,654 | 9999.99% | 0.01% |
| June 10, 2025 | Phillips Gary M. | Not found | A | Stock Option (Right to Buy) | 3619 | $0.00 | 3,619.0000 | 59,708,654 | 9999.99% | 0.01% |
| June 10, 2025 | Walker Neal | Not found | A | Stock Option (Right to Buy) | 62728 | $0.00 | 62,728.0000 | 59,708,654 | 9999.99% | 0.11% |
| June 10, 2025 | Miller-Rich Nancy | Not found | A | Stock Option (Right to Buy) | 62728 | $0.00 | 62,728.0000 | 59,708,654 | 9999.99% | 0.11% |
| June 10, 2025 | Miller-Rich Nancy | Not found | A | Stock Option (Right to Buy) | 2413 | $0.00 | 2,413.0000 | 59,708,654 | 9999.99% | 0.00% |
| June 10, 2025 | Walker Neal | Not found | A | Stock Option (Right to Buy) | 2413 | $0.00 | 2,413.0000 | 59,708,654 | 9999.99% | 0.00% |
| April 17, 2025 | Clark William D | Not found | A | Stock Option (Right to Buy) | 76760 | $0.00 | 76,760.0000 | 59,708,654 | 9999.99% | 0.13% |
| April 3, 2025 | PERCEPTIVE ADVISORS LLC | TenPercentOwner | S | Common Stock | 3400000 | $1.42 | 5,875,851.0000 | 59,708,654 | 36.65% | 5.69% |
| March 4, 2025 | Brady Todd C | President and CEO | A | Stock Option (right to buy) | 809710 | $0.00 | 809,710.0000 | 59,708,654 | 9999.99% | 1.36% |
| March 4, 2025 | Machatha Stephen | Chief Development Officer | A | Stock Option (right to buy) | 202427 | $0.00 | 202,427.0000 | 59,708,654 | 9999.99% | 0.34% |
| April 12, 2023 | Miller-Rich Nancy | Not found | P | Common Stock | 509 | $10.13 | 922.0000 | 0 | 123.24% | 0.00% |
| May 3, 2021 | Miller-Rich Nancy | Not found | P | Common Stock | 413 | $12.81 | 413.0000 | 0 | 9999.99% | 0.00% |
| Aug. 12, 2024 | Greenberg Bruce | See Remarks | S | Common Stock | 10834 | $4.74 | 126,382.0000 | 0 | 7.90% | 0.00% |
| Aug. 12, 2024 | Machatha Stephen | Chief Development Officer | S | Common Stock | 16041 | $4.74 | 236,771.0000 | 0 | 6.35% | 0.00% |
| June 4, 2024 | JOYCE MARTIN JOSEPH | Not found | A | Stock Option (Right to Buy) | 1215 | $0.00 | 1,215.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | JOYCE MARTIN JOSEPH | Not found | A | Stock Option (Right to Buy) | 5209 | $0.00 | 5,209.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | Walker Neal | Not found | A | Stock Option (Right to Buy) | 40282 | $0.00 | 40,282.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | Walker Neal | Not found | A | Stock Option (Right to Buy) | 1736 | $0.00 | 1,736.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | Miller-Rich Nancy | Not found | A | Stock Option (Right to Buy) | 40282 | $0.00 | 40,282.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | Miller-Rich Nancy | Not found | A | Stock Option (Right to Buy) | 1736 | $0.00 | 1,736.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | Bronstein Ben | Not found | A | Stock Option (Right to Buy) | 40282 | $0.00 | 40,282.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | DOUGLAS RICHARD | Not found | A | Stock Option (Right to Buy) | 1215 | $0.00 | 1,215.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | Bronstein Ben | Not found | A | Stock Option (Right to Buy) | 2778 | $0.00 | 2,778.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | Phillips Gary M. | Not found | A | Stock Option (Right to Buy) | 40282 | $0.00 | 40,282.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | Phillips Gary M. | Not found | A | Stock Option (Right to Buy) | 3473 | $0.00 | 3,473.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | Phillips Gary M. | Not found | A | Stock Option (Right to Buy) | 2604 | $0.00 | 2,604.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | DOUGLAS RICHARD | Not found | A | Stock Option (Right to Buy) | 10418 | $0.00 | 10,418.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | DOUGLAS RICHARD | Not found | A | Stock Option (Right to Buy) | 40282 | $0.00 | 40,282.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | Bronstein Ben | Not found | A | Stock Option (Right to Buy) | 2604 | $0.00 | 2,604.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | JOYCE MARTIN JOSEPH | Not found | A | Stock Option (Right to Buy) | 40282 | $0.00 | 40,282.0000 | 0 | 9999.99% | 0.00% |
| March 11, 2024 | Greenberg Bruce | See Remarks | S | Common Stock | 13201 | $3.41 | 130,154.0000 | 0 | 9.21% | 0.00% |
| March 12, 2024 | Machatha Stephen | Chief Development Officer | S | Common Stock | 11537 | $3.16 | 252,812.0000 | 0 | 4.36% | 0.00% |
| April 4, 2024 | PERCEPTIVE ADVISORS LLC | TenPercentOwner | P | Common Stock | 140281 | $4.67 | 9,238,139.0000 | 0 | 1.54% | 0.00% |
| April 5, 2024 | PERCEPTIVE ADVISORS LLC | TenPercentOwner | P | Common Stock | 37712 | $4.74 | 9,275,851.0000 | 0 | 0.41% | 0.00% |
| April 1, 2024 | PERCEPTIVE ADVISORS LLC | TenPercentOwner | P | Common Stock | 8374 | $3.25 | 8,601,960.0000 | 0 | 0.10% | 0.00% |
| April 3, 2024 | PERCEPTIVE ADVISORS LLC | TenPercentOwner | P | Common Stock | 309847 | $4.09 | 9,097,858.0000 | 0 | 3.53% | 0.00% |
| April 2, 2024 | PERCEPTIVE ADVISORS LLC | TenPercentOwner | P | Common Stock | 186051 | $3.44 | 8,788,011.0000 | 0 | 2.16% | 0.00% |
| March 9, 2024 | Machatha Stephen | Chief Development Officer | A | Stock Option (right to buy) | 405450 | $0.00 | 405,450.0000 | 0 | 9999.99% | 0.00% |
| March 12, 2024 | Machatha Stephen | Chief Development Officer | S | Common Stock | 11537 | $3.16 | 243,706.0000 | 0 | 4.52% | 0.00% |
| March 9, 2024 | Greenberg Bruce | See Remarks | A | Stock Option (right to buy) | 252280 | $0.00 | 252,280.0000 | 0 | 9999.99% | 0.00% |
| March 11, 2024 | Machatha Stephen | Chief Development Officer | S | Common Stock | 18231 | $3.41 | 255,243.0000 | 0 | 6.67% | 0.00% |
| March 11, 2024 | Greenberg Bruce | See Remarks | S | Common Stock | 13201 | $3.41 | 120,699.0000 | 0 | 9.86% | 0.00% |
| March 12, 2024 | Brady Todd C | President and CEO | S | Common Stock | 85324 | $3.05 | 1,471,298.0000 | 0 | 5.48% | 0.00% |
| March 9, 2024 | Brady Todd C | President and CEO | A | Stock Option (right to buy) | 1081201 | $0.00 | 1,081,201.0000 | 0 | 9999.99% | 0.00% |
| March 11, 2024 | Brady Todd C | President and CEO | S | Common Stock | 97914 | $3.27 | 1,556,622.0000 | 0 | 5.92% | 0.00% |
| Oct. 16, 2023 | PERCEPTIVE ADVISORS LLC | TenPercentOwner | S | Common Stock | 2450000 | $1.60 | 8,900,085.0000 | 0 | 21.59% | 0.00% |
| Oct. 18, 2023 | PERCEPTIVE ADVISORS LLC | TenPercentOwner | S | Common Stock | 306499 | $1.74 | 8,593,586.0000 | 0 | 3.44% | 0.00% |
| Sept. 7, 2023 | Phillips Gary M. | Not found | M | Common Stock | 5437 | $0.55 | 14,812.0000 | 0 | 57.99% | 0.00% |
| Sept. 7, 2023 | Phillips Gary M. | Not found | M | Stock Option (Right to Buy) | 5437 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Sept. 7, 2023 | Brady Todd C | President and CEO | M | Stock Option (right to buy) | 48021 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Sept. 7, 2023 | Brady Todd C | President and CEO | M | Stock Option (right to buy) | 32953 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Sept. 7, 2023 | Brady Todd C | President and CEO | M | Stock Option (right to buy) | 192084 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Sept. 7, 2023 | Brady Todd C | President and CEO | F | Common Stock | 73807 | $7.22 | 1,654,536.0000 | 0 | 4.27% | 0.00% |
| Sept. 7, 2023 | Brady Todd C | President and CEO | M | Common Stock | 48021 | $0.55 | 1,728,343.0000 | 0 | 2.86% | 0.00% |
| Sept. 7, 2023 | Brady Todd C | President and CEO | M | Common Stock | 32953 | $0.55 | 1,680,322.0000 | 0 | 2.00% | 0.00% |
| Sept. 7, 2023 | Brady Todd C | President and CEO | M | Common Stock | 192084 | $0.55 | 1,647,369.0000 | 0 | 13.20% | 0.00% |
| Aug. 22, 2023 | Walker Neal | Not found | M | Stock Option (Right to Buy) | 9604 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Aug. 22, 2023 | Walker Neal | Not found | M | Common Stock | 9604 | $0.55 | 15,854.0000 | 0 | 153.66% | 0.00% |
| June 30, 2023 | Miller-Rich Nancy | Not found | A | Stock Option (Right to Buy) | 915 | $0.00 | 915.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | Bronstein Ben | Not found | A | Stock Option (Right to Buy) | 21222 | $0.00 | 21,222.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | Bronstein Ben | Not found | A | Stock Option (Right to Buy) | 1372 | $0.00 | 1,372.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | Bronstein Ben | Not found | A | Stock Option (Right to Buy) | 1464 | $0.00 | 1,464.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | DOUGLAS RICHARD | Not found | A | Stock Option (Right to Buy) | 21222 | $0.00 | 21,222.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | DOUGLAS RICHARD | Not found | A | Stock Option (Right to Buy) | 5488 | $0.00 | 5,488.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | DOUGLAS RICHARD | Not found | A | Stock Option (Right to Buy) | 640 | $0.00 | 640.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | Walker Neal | Not found | A | Stock Option (Right to Buy) | 21222 | $0.00 | 21,222.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | Walker Neal | Not found | A | Stock Option (Right to Buy) | 915 | $0.00 | 915.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | Phillips Gary M. | Not found | A | Stock Option (Right to Buy) | 1372 | $0.00 | 1,372.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | Miller-Rich Nancy | Not found | A | Stock Option (Right to Buy) | 21222 | $0.00 | 21,222.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | JOYCE MARTIN JOSEPH | Not found | A | Stock Option (Right to Buy) | 21222 | $0.00 | 21,222.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | JOYCE MARTIN JOSEPH | Not found | A | Stock Option (Right to Buy) | 640 | $0.00 | 640.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | JOYCE MARTIN JOSEPH | Not found | A | Stock Option (Right to Buy) | 2744 | $0.00 | 2,744.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | Phillips Gary M. | Not found | A | Stock Option (Right to Buy) | 21222 | $0.00 | 21,222.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | Phillips Gary M. | Not found | A | Stock Option (Right to Buy) | 1829 | $0.00 | 1,829.0000 | 0 | 9999.99% | 0.00% |
| June 27, 2023 | Bronstein Ben | Director | M | Common Stock | 9604 | $0.55 | 28,248.0000 | 0 | 51.51% | 0.00% |
| June 27, 2023 | Bronstein Ben | Director | M | Stock Option (Right to Buy) | 9604 | $0.00 | 0.0000 | 0 | 0.00% | 0.00% |
| Feb. 28, 2023 | Machatha Stephen | Chief Development Officer | A | Stock Option (right to buy) | 220258 | $0.00 | 220,258.0000 | 0 | 9999.99% | 0.00% |
| Feb. 28, 2023 | Greenberg Bruce | See Remarks | A | Stock Option (right to buy) | 110028 | $0.00 | 110,028.0000 | 0 | 50.00% | 0.00% |
| Feb. 28, 2023 | Brady Todd C | President and CEO | A | Common Stock | 238750 | $0.00 | 1,455,285.0000 | 0 | 19.63% | 0.00% |
| Feb. 28, 2023 | Brady Todd C | President and CEO | A | Stock Option (right to buy) | 250000 | $0.00 | 250,000.0000 | 0 | 9999.99% | 0.00% |