SIEVERT G MICHAEL - Insider Non-Derivative Transactions at T-Mobile US, Inc. (TMUS) - (SEC)
Updated on January 3, 2026.
According to recent SEC insider information filed on Dec 3, 2025, SIEVERT G MICHAEL's relationship to T-Mobile US, Inc. (TMUS) is Director, and currently has 220,695.95 shares of Common Stock.
The chart below shows the number of shares owned, and the table shows the recent insider transactions.
You can see similar information for other TMUS insiders.
Related Topics: SEC Topic List.
Data Source: SEC.
SIEVERT G MICHAEL - Insider Non-Derivative Transactions of TMUS Common Stock
SIEVERT G MICHAEL - Insider Non-Derivative Transactions at TMUS
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| Date | Transaction | No. of Shares | Price Per Share | Shares Owned After Transactions |
|---|---|---|---|---|
| Dec 4, 2025 | G -- (Common Stock) | 65500 | 0 | 220695.95 |
| Nov 19, 2025 | Sell -- (Common Stock) | 22500 | 214.25 | 286195.95 |
| Nov 18, 2025 | Sell -- (Common Stock) | 22500 | 216.97 | 308695.95 |
| Nov 11, 2025 | G -- (Common Stock) | 43318 | 0 | 331195.95 |
| Nov 10, 2025 | F -- (Common Stock) | 44140.08 | 207 | 292081.5 |
| Nov 10, 2025 | F -- (Common Stock) | 53482.55 | 207 | 374513.95 |
| Nov 10, 2025 | Acquisition -- (Common Stock) | 135915 | 0 | 427996.5 |
| Aug 20, 2025 | Sell -- (Common Stock) | 22500 | 257.17 | 336221.58 |
| Aug 19, 2025 | Sell -- (Common Stock) | 22500 | 255.58 | 358721.58 |
| May 21, 2025 | Sell -- (Common Stock) | 22500 | 240.99 | 381221.58 |
| May 20, 2025 | Sell -- (Common Stock) | 22500 | 244.4 | 403721.58 |
| Apr 2, 2025 | F -- (Common Stock) | 50222.8 | 268.54 | 426221.58 |
| Apr 2, 2025 | Acquisition -- (Common Stock) | 127631 | 0 | 476444.38 |
| Feb 27, 2025 | Sell -- (Common Stock) | 22500 | 263.98 | 348813.38 |
| Feb 26, 2025 | Sell -- (Common Stock) | 22500 | 269.67 | 371313.38 |
| Feb 16, 2025 | F -- (Common Stock) | 26301.94 | 270.82 | 340263.07 |
| Feb 16, 2025 | Acquisition -- (Common Stock) | 48441 | 0 | 366565 |
| Feb 16, 2025 | F -- (Common Stock) | 34743.69 | 270.82 | 393813.38 |
| Feb 16, 2025 | Acquisition -- (Common Stock) | 88294 | 0 | 428557.07 |
| Nov 15, 2024 | Sell -- (Common Stock) | 40000 | 239.22 | 318124 |
| Nov 13, 2024 | Sell -- (Common Stock) | 20000 | 237.82 | 358124 |
| Nov 12, 2024 | Sell -- (Common Stock) | 20000 | 237.73 | 378124 |
| Aug 14, 2024 | Sell -- (Common Stock) | 20000 | 195.06 | 398124 |
| Aug 13, 2024 | Sell -- (Common Stock) | 20000 | 194.57 | 418124 |
| May 15, 2024 | Sell -- (Common Stock) | 20000 | 162.84 | 438124 |
| May 14, 2024 | Sell -- (Common Stock) | 20000 | 163.2 | 458124 |
| Mar 5, 2024 | F -- (Common Stock) | 7521 | 163.34 | 448515 |
| Mar 5, 2024 | F -- (Common Stock) | 19212 | 163.34 | 478124 |
| Mar 5, 2024 | Acquisition -- (Common Stock) | 48821 | 0 | 497336 |
| Feb 29, 2024 | Sell -- (Common Stock) | 20000 | 163.78 | 456036 |
| Feb 28, 2024 | Sell -- (Common Stock) | 20000 | 163.71 | 476036 |
| Feb 16, 2024 | G -- (Common Stock) | 95000 | 0 | 0 |
| Feb 16, 2024 | Sell -- (Common Stock) | 40000 | 161.05 | 496036 |
| Feb 16, 2024 | F -- (Common Stock) | 17896 | 161.57 | 536036 |
| Feb 16, 2024 | Acquisition -- (Common Stock) | 64093 | 0 | 553932 |
| Nov 18, 2023 | Sell -- (Common Stock) | 96500 | 147.55 | 489839 |
| Nov 14, 2023 | Sell -- (Common Stock) | 20000 | 147.29 | 586339 |
| Nov 11, 2023 | Sell -- (Common Stock) | 20000 | 146.9 | 606339 |
| Aug 12, 2023 | Sell -- (Common Stock) | 20000 | 138.05 | 626339 |
| Aug 11, 2023 | Sell -- (Common Stock) | 20000 | 138.34 | 646339 |
| May 31, 2023 | G -- (Common Stock) | 95000 | 0 | 95000 |
| May 31, 2023 | G -- (Common Stock) | 95000 | 0 | 666339 |
| May 31, 2023 | G -- (Common Stock) | 20000 | 0 | 761339 |
| May 13, 2023 | Sell -- (Common Stock) | 20000 | 143.69 | 781339 |
| May 12, 2023 | Sell -- (Common Stock) | 20000 | 142.81 | 801339 |
| Apr 2, 2023 | Acquisition -- (Common Stock) | 7947 | 0 | 526277 |
| Apr 2, 2023 | F -- (Common Stock) | 191438 | 144.84 | 821339 |
| Apr 2, 2023 | Acquisition -- (Common Stock) | 486500 | 0 | 1012777 |
| Mar 5, 2023 | Disposition -- (Common Stock) | 19112 | 0 | 518330 |
| Mar 1, 2023 | Sell -- (Common Stock) | 20000 | 143.09 | 537442 |
| Feb 28, 2023 | Sell -- (Common Stock) | 20000 | 144.68 | 557442 |
| Feb 16, 2023 | Disposition -- (Common Stock) | 52090 | 0 | 577442 |
| Feb 16, 2023 | Acquisition -- (Common Stock) | 55060 | 0 | 629532 |