24 insiders reported 1,823 Form 4 transactions for T-Mobile US, Inc. (TMUS) over the past 18 months (most recent 2026-06-18). Recent activity: CLAURE RAUL MARCELO (Director) Buy 1,384 shares, Datar Srikant M. (Director) Buy 1,384 shares, KAVANAUGH JAMES J (Director) Buy 1,384 shares, Taylor Teresa (Director) Buy 1,384 shares, Dannenfeldt Thomas (Director) Buy 1,384 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-18 | CLAURE RAUL MARCELO | Director | Buy | 1,384 | $0 |
| 2026-06-18 | Datar Srikant M. | Director | Buy | 1,384 | $0 |
| 2026-06-18 | KAVANAUGH JAMES J | Director | Buy | 1,384 | $0 |
| 2026-06-18 | Taylor Teresa | Director | Buy | 1,384 | $0 |
| 2026-06-18 | Dannenfeldt Thomas | Director | Buy | 1,384 | $0 |
| 2026-06-18 | Long Letitia A | Director | Buy | 1,384 | $0 |
| 2026-06-18 | Long Letitia A | Director | Buy | 272 | $0 |
| 2026-06-12 | Nelson Mark Wolfe | Chief Legal Officer & GC | Buy | 98 | $18,238 |
| 2026-06-09 | Dannenfeldt Thomas | Director | Sell | 311 | $55,460 |
| 2026-03-13 | Nelson Mark Wolfe | Chief Legal Officer & GC | Buy | 86 | $18,151 |
| 2026-03-12 | Datar Srikant M. | Director | Sell | 1,000 | $218,250 |
| 2026-03-06 | Datar Srikant M. | Director | Sell | 3,291 | $727,640 |
| 2026-03-03 | Almeida Andre | Chief Broadband, Ent. & Emerg | Sell | 367 | $79,605 |
| 2026-03-03 | Gopalan Srini | President and CEO | Sell | 2,835 | $615,457 |
| 2026-02-26 | Drobac Daniel James | VP & Chief Accounting Officer | Sell | 389 | $85,030 |
| 2026-02-25 | Nelson Mark Wolfe | Chief Legal Officer & GC | Sell | 2,329 | $517,967 |
| 2026-02-25 | SIEVERT G MICHAEL | Director | Sell | 13,911 | $3.1M |
| 2026-02-25 | SIEVERT G MICHAEL | Director | Sell | 1,089 | $241,595 |
| 2026-02-23 | SIEVERT G MICHAEL | Director | Sell | 80,000 | $17.2M |
| 2026-02-19 | Osvaldik Peter | Chief Financial Officer | Sell | 27,000 | $5.8M |
| 2026-02-18 | Katz Michael J. | Chief Bus. and Prod. Officer | Buy | 32,365 | $0 |
| 2026-02-18 | SAW JOHN | Chief Technology Officer | Buy | 7,831 | $0 |
| 2026-02-18 | Katz Michael J. | Chief Bus. and Prod. Officer | Buy | 9,076 | $0 |
| 2026-02-18 | Katz Michael J. | Chief Bus. and Prod. Officer | Sell | 3,571 | $783,924 |
| 2026-02-18 | Katz Michael J. | Chief Bus. and Prod. Officer | Sell | 7,142 | $1.6M |
Source: SEC Form 4 filings · as of 2026-06-18