Stephen Machatha serves as Executive at Aldeyra Therapeutics, Inc., where they oversee executive responsibilities. Since joining the company, Stephen Machatha has executed 7 insider transactions totaling $324.8K, demonstrating a bearish approach to their equity position. Their most recent transaction on Aug 11, 2025 involved selling 22,073 shares valued at $113.7K.
Stephen Machatha currently holds 221,799 shares of Aldeyra Therapeutics, Inc. (ALDX), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Stephen Machatha has been a net seller of ALDX stock. They have purchased $0 and sold $324.8K worth of shares.
Stephen Machatha's most recent insider trade was on Aug 11, 2025, when they sold 22,073 shares at $5.15 per share.
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| $4.74 |
| Discretionary |
| Mar 12, 2024 | ALDX | $36.5K | Sale | 11,537 | $3.16 | Discretionary |
| Mar 12, 2024 | ALDX | $36.5K | Sale | 11,537 | $3.16 | Discretionary |
| Mar 11, 2024 | ALDX | $62.2K | Sale | 18,231 | $3.41 | Discretionary |
| Jul 15, 2022 | ALDX | $0 | Award | 185,605 | $N/A | Discretionary |
| Mar 30, 2022 | ALDX | $0 | Award | 64,395 | $N/A | Discretionary |