Over the 90-day window ending February 07, 2026, Aldeyra Therapeutics's three dominant insider ownership positions are held by TenPercentOwner Advisors Llc Perceptive (5.88Mn shares), President And Ceo Todd C Brady (1.47Mn shares), Chief Financial Officer Joshua Reed (274.82K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Advisors Llc Perceptive | 5,875,851 | 07 Apr, 2025 | |
| Todd C Brady | President And Ceo | 1,471,298 | 12 Mar, 2024 |
| Joshua Reed | Chief Financial Officer | 274,825 | 01 Apr, 2022 |
| Stephen Machatha | Chief Development Officer | 221,799 | 13 Aug, 2025 |
| Bruce Greenberg | Nan | 126,382 | 14 Aug, 2024 |
| Ben Bronstein | 28,248 | 29 Jun, 2023 | |
| Martin Joseph Joyce | 23,967 | 27 Jun, 2022 | |
| Neal Walker | 15,854 | 24 Aug, 2023 | |
| Gary M. Phillips | 14,812 | 11 Sep, 2023 | |
| Michael Alfieri | Principal Financial Officer | 2,500 | 15 Aug, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 13 Aug, 2025 | Michael Alfieri | Common Stock | A | 2,500 | $5.30 | 2,500 | D | P |
| 11 Aug, 2025 | Stephen Machatha | Common Stock | D | 22,073 | $5.15 | 221,799 | D | S |
| 03 Apr, 2025 | Advisors Llc Perceptive | - | - | 5,875,851 | I | |||
| 03 Apr, 2025 | Advisors Llc Perceptive | Common Stock | D | 3,400,000 | $1.42 | 5,875,851 | I | S |
| 12 Aug, 2024 | Stephen Machatha | Common Stock | D | 16,041 | $4.74 | 236,771 | D | S |
| 12 Aug, 2024 | Bruce Greenberg | - | - | 126,382 | D | |||
| 12 Aug, 2024 | Bruce Greenberg | Common Stock | D | 10,834 | $4.74 | 126,382 | D | S |
| 05 Apr, 2024 | Advisors Llc Perceptive | Common Stock | A | 37,712 | $4.74 | 9,275,851 | I | P |
| 04 Apr, 2024 | Advisors Llc Perceptive | Common Stock | A | 140,281 | $4.67 | 9,238,139 | I | P |
| 03 Apr, 2024 | Advisors Llc Perceptive | - | - | 9,097,858 | I | |||
| 03 Apr, 2024 | Advisors Llc Perceptive | Common Stock | A | 309,847 | $4.09 | 9,097,858 | I | P |
| 02 Apr, 2024 | Advisors Llc Perceptive | - | - | 8,788,011 | I | |||
| 02 Apr, 2024 | Advisors Llc Perceptive | Common Stock | A | 186,051 | $3.44 | 8,788,011 | I | P |
| 01 Apr, 2024 | Advisors Llc Perceptive | - | - | 8,601,960 | I | |||
| 01 Apr, 2024 | Advisors Llc Perceptive | Common Stock | A | 8,374 | $3.25 | 8,601,960 | I | P |
| 12 Mar, 2024 | Todd C Brady | Common Stock | D | 85,324 | $3.05 | 1,471,298 | D | S |
| 12 Mar, 2024 | Stephen Machatha | Common Stock | D | 11,537 | $3.16 | 252,812 | D | S |
| 12 Mar, 2024 | Stephen Machatha | Common Stock | D | 11,537 | $3.16 | 243,495 | D | S |
| 12 Mar, 2024 | Stephen Machatha | - | - | 243,495 | D | |||
| 11 Mar, 2024 | Todd C Brady | Common Stock | D | 97,914 | $3.27 | 1,556,622 | D | S |