| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| SIEVERT G MICHAEL | Director | C/O T-MOBILE US, INC., 12920 SE 38TH STREET, BELLEVUE | /s/ Frederick Williams, Attorney-in-Fact | 2025-12-04 | 0001182438 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | TMUS | Common Stock | Gift | $0 | -65.5K | -22.89% | $0.00 | 221K | Dec 3, 2025 | Direct |