| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MBIO | COMMON STOCK | Tax liability | $33.48 | -27 | -1.6% | $1.24 | 1,634 | 24 Apr 2025 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | 27 shares of common stock were relinquished to cover tax liability associated with the delivery of shares of common stock upon the vesting of restricted stock units. |
| F2 | Effective January 15, 2025, the Issuer effected a one-for-fifty reverse stock split of its common stock (the "Reverse Stock Split"). The amount of common stock reflected on this Form 4 has been adjusted to reflect the Reverse Stock Split. |