Insider Trading for MGTX
View recent insider trading activity including purchases, sales, and awards. Insider trading can provide insights into how executives view their company's prospects.
Insider Trading Summary
Shares Acquired
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Shares Disposed
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Net Position
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Recent Activity (30 Days)
Acquisitions: 0 shares
Dispositions: 83.7K shares
Net: -83.7K shares
Insiders have been net sellers recently, which could indicate concerns about current valuation or short-term outlook.
Quarterly Activity (3 Months)
Acquisitions: 3.0M shares
Dispositions: 227.7K shares
Net: 2.8M shares
Insiders have been net buyers over the quarter, suggesting potential confidence in medium-term business fundamentals.
Key Insider Activity: Aug 2, 2022 to Jul 21, 2026
PERCEPTIVE ADVISORS LLC
DirectorDirector, 10 Percent Owner:
-939.4K shares
10 transactions
Forbes Alexandria
ExecutiveChief Executive Officer
+476.2K shares
16 transactions
Giroux Richard
ExecutiveChief Financial Officer
+1.5M shares
18 transactions
Naylor Stuart
ExecutiveOfficer: Chief Sci Ofcr, Ophthalmology
-49.9K shares
13 transactions
Fleck Penny Renee
ExecutiveOfficer: Chief Development Officer
+200.0K shares
3 transactions
Transaction Details
| Date | Insider | Role | Transaction | Shares | Price | Value | Owned After | SEC Filing |
|---|---|---|---|---|---|---|---|---|
| Jul 21, 2026 | Giroux Richard | EChief Financial Officer | Sale | 56.0K | $12.51 | $700,560.00 | 908.5K | View |
| Jul 7, 2026 | Naylor Stuart | EOfficer: Chief Sci Ofcr, Ophthalmology | Sale | 2.5K | $13.86 | $35,301.42 | 666.0K | View |
| Jul 7, 2026 | Naylor Stuart | EOfficer: Chief Sci Ofcr, Ophthalmology | Sale | 25.1K | $14.90 | $374,168.80 | 640.8K | View |
Jun 25, 2026 | Locked | — | — | — | — | — | — | — |
Jun 25, 2026 | Locked | — | — | — | — | — | — | — |
Jun 25, 2026 | Locked | — | — | — | — | — | — | — |
Jun 25, 2026 | Locked | — | — | — | — | — | — | — |
Jun 25, 2026 | Locked | — | — | — | — | — | — | — |
Jun 11, 2026 | Locked | — | — | — | — | — | — | — |
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Jun 10, 2026 | Locked | — | — | — | — | — | — | — |
Jun 10, 2026 | Locked | — | — | — | — | — | — | — |
May 27, 2026 | Locked | — | — | — | — | — | — | — |
May 19, 2026 | Locked | — | — | — | — | — | — | — |
May 13, 2026 | Locked | — | — | — | — | — | — | — |
May 13, 2026 | Locked | — | — | — | — | — | — | — |
May 11, 2026 | Locked | — | — | — | — | — | — | — |
Apr 21, 2026 | Locked | — | — | — | — | — | — | — |
Apr 17, 2026 | Locked | — | — | — | — | — | — | — |
Apr 7, 2026 | Locked | — | — | — | — | — | — | — |
Mar 25, 2026 | Locked | — | — | — | — | — | — | — |
Mar 25, 2026 | Locked | — | — | — | — | — | — | — |
Mar 25, 2026 | Locked | — | — | — | — | — | — | — |
Mar 25, 2026 | Locked | — | — | — | — | — | — | — |
Mar 24, 2026 | Locked | — | — | — | — | — | — | — |
Feb 21, 2026 | Locked | — | — | — | — | — | — | — |
Feb 21, 2026 | Locked | — | — | — | — | — | — | — |
Feb 21, 2026 | Locked | — | — | — | — | — | — | — |
Feb 21, 2026 | Locked | — | — | — | — | — | — | — |
Feb 21, 2026 | Locked | — | — | — | — | — | — | — |
Feb 21, 2026 | Locked | — | — | — | — | — | — | — |
Feb 21, 2026 | Locked | — | — | — | — | — | — | — |
Feb 21, 2026 | Locked | — | — | — | — | — | — | — |
Feb 21, 2026 | Locked | — | — | — | — | — | — | — |
Feb 21, 2026 | Locked | — | — | — | — | — | — | — |
Feb 21, 2026 | Locked | — | — | — | — | — | — | — |
Feb 21, 2026 | Locked | — | — | — | — | — | — | — |
Feb 21, 2026 | Locked | — | — | — | — | — | — | — |
Feb 21, 2026 | Locked | — | — | — | — | — | — | — |
Feb 21, 2026 | Locked | — | — | — | — | — | — | — |
Jan 17, 2026 | Locked | — | — | — | — | — | — | — |
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Jan 17, 2026 | Locked | — | — | — | — | — | — | — |
Jan 17, 2026 | Locked | — | — | — | — | — | — | — |
Jan 17, 2026 | Locked | — | — | — | — | — | — | — |
Jan 7, 2026 | Locked | — | — | — | — | — | — | — |
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Jan 7, 2026 | Locked | — | — | — | — | — | — | — |
Jan 7, 2026 | Locked | — | — | — | — | — | — | — |
Jan 7, 2026 | Locked | — | — | — | — | — | — | — |
Jan 7, 2026 | Locked | — | — | — | — | — | — | — |
Jan 7, 2026 | Locked | — | — | — | — | — | — | — |
Jan 7, 2026 | Locked | — | — | — | — | — | — | — |
Dec 31, 2025 | Locked | — | — | — | — | — | — | — |
Dec 23, 2025 | Locked | — | — | — | — | — | — | — |
Nov 20, 2025 | Locked | — | — | — | — | — | — | — |
Oct 21, 2025 | Locked | — | — | — | — | — | — | — |
Oct 7, 2025 | Locked | — | — | — | — | — | — | — |
Jul 22, 2025 | Locked | — | — | — | — | — | — | — |
Jul 8, 2025 | Locked | — | — | — | — | — | — | — |
Jun 30, 2025 | Locked | — | — | — | — | — | — | — |
Jun 12, 2025 | Locked | — | — | — | — | — | — | — |
Jun 12, 2025 | Locked | — | — | — | — | — | — | — |
Jun 12, 2025 | Locked | — | — | — | — | — | — | — |
Jun 12, 2025 | Locked | — | — | — | — | — | — | — |
Jun 12, 2025 | Locked | — | — | — | — | — | — | — |
Jun 12, 2025 | Locked | — | — | — | — | — | — | — |
Jun 12, 2025 | Locked | — | — | — | — | — | — | — |
Jun 12, 2025 | Locked | — | — | — | — | — | — | — |
Jun 6, 2025 | Locked | — | — | — | — | — | — | — |
Jun 6, 2025 | Locked | — | — | — | — | — | — | — |
Apr 22, 2025 | Locked | — | — | — | — | — | — | — |
Apr 8, 2025 | Locked | — | — | — | — | — | — | — |
Apr 3, 2025 | Locked | — | — | — | — | — | — | — |
Apr 3, 2025 | Locked | — | — | — | — | — | — | — |
Aug 2, 2022 | Locked | — | — | — | — | — | — | — |
Aug 2, 2022 | Locked | — | — | — | — | — | — | — |
Click "View" in the SEC Filing column to access the detailed SEC form submission for each transaction.
Executive Activity:
Executives have been net buyers of MGTX stock, which is typically a strong positive signal.