| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Logan Thomas D | Chief Executive Officer, Director | 1218 MENLO DRIVE, ATLANTA | /s/ Emmanuelle Lee, attorney-in-fact for Thomas D. Logan | 2025-05-16 | 0001486259 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MIR | Class A Common Stock | Award | $0 | +213K | +5.41% | $0.00 | 4.16M | May 14, 2025 | Direct | F1 |
| transaction | MIR | Class A Common Stock | Tax liability | -$1.56M | -89.4K | -2.15% | $17.43 | 4.07M | May 14, 2025 | Direct | F2 |
| holding | MIR | Class B Common Stock | 1.54M | May 14, 2025 | Direct |
| Id | Content |
|---|---|
| F1 | Represents the settlement of certain performance-based restricted stock units ("PSU") previously granted on April 1, 2022, based on the achievement of specified performance goals as determined by the Issuer's compensation committee of its board of directors. |
| F2 | Represents shares that have been withheld by the Issuer in satisfaction of tax withholding obligations in connection with the vesting of the PSUs previously granted to the Reporting Person. Such withholding was mandated by the Issuer by a policy adopted in advance and does not represent a discretionary trade by the Reporting Person. |