| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Forbes Alexandria | PRESIDENT & CEO, Director | 655 THIRD AVENUE, SUITE 1115, NEW YORK | /s/ Richard Giroux, Attorney-in-fact for Alexandria Forbes | 08 Jan 2026 | 0001678604 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MGTX | Ordinary Shares | Options Exercise | +62,500 | +4.8% | 1,370,233 | 07 Jan 2026 | Direct | F1, F2 | ||
| transaction | MGTX | Ordinary Shares | Tax liability | $263,392 | -34,074 | -2.5% | $7.73 | 1,336,159 | 07 Jan 2026 | Direct | F3 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MGTX | Restricted Share Units | Options Exercise | $0 | -62,500 | -100% | $0.000000 | 0 | 07 Jan 2026 | Ordinary Shares | 62,500 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Represents vesting of one-quarter of restricted share units granted on January 7, 2022. |
| F2 | Each restricted share unit converts into one ordinary share upon vesting. |
| F3 | Shares withheld for payment of taxes upon vesting of award. |