According to recent filings covering the 90 days ending February 19, 2026, the three most significant insider holders at T-Mobile US are Director Telekom Ag Deutsche (582.07Mn shares), Director Group Corp Softbank (60.92Mn shares), Director Raul Marcelo Claure (2.74Mn shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Telekom Ag Deutsche | 582,065,875 | 31 Oct, 2025 | |
| Group Corp Softbank | 60,924,954 | 27 Sep, 2021 | |
| Raul Marcelo Claure | 2,739,621 | 10 Jun, 2025 | |
| Neville R Ray | President And Technology | 250,642 | 12 Apr, 2023 |
| G Michael Sievert | 220,696 | 04 Dec, 2025 | |
| Jon Freier | President And Consumer Group | 199,643 | 28 Jul, 2025 |
| Nestor Cano | Evp And Transformation And Cido | 180,821 | 03 Apr, 2025 |
| David A Miller | Evp And General Counsel & Sec. | 169,122 | 12 Aug, 2021 |
| Michael J. Katz | Pres And Mkting Stgy & Prods | 156,203 | 19 Nov, 2025 |
| Peter A Ewens | Evp And Corp Strategy & Dev | 149,676 | 07 Mar, 2023 |
| Callie R Field | President And Business Group | 110,891 | 31 Jul, 2025 |
| Dow Draper | Evp And Emerging Products | 98,665 | 05 Apr, 2022 |
| Srini Gopalan | President And Ceo | 90,258 | 10 Nov, 2025 |
| Ulf Ewaldsson | President And Technology | 67,027 | 03 Apr, 2025 |
| Mark Wolfe Nelson | Chief Legal Officer & Gc | 63,862 | 15 Dec, 2025 |
| Matthew A. Staneff | Evp And Chief Marketing Officer | 61,812 | 10 May, 2021 |
| Peter Osvaldik | Cfo | 60,110 | 11 Dec, 2025 |
| Deeanne King | Evp & Chief People Officer | 55,712 | 03 Apr, 2025 |
| Daniel James Drobac | Vp & Chief Accounting Officer | 32,630 | 04 Nov, 2025 |
| Andre Almeida | Pres. And Gr & Emerg Businesses | 26,465 | 23 Sep, 2025 |
| Kelvin R Westbrook | 17,280 | 17 Jun, 2024 | |
| Srikant M. Datar | 16,053 | 10 Jun, 2025 | |
| Teresa Taylor | 6,669 | 10 Jun, 2025 | |
| Dara Bazzano | Svp & Chief Accounting Officer | 5,794 | 21 Feb, 2025 |
| Letitia A Long | 5,438 | 09 Dec, 2025 | |
| James J Kavanaugh | 4,077 | 10 Jun, 2025 | |
| Bavan Holloway | 3,584 | 17 Jun, 2022 | |
| Thomas Dannenfeldt | 1,038 | 10 Jun, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 24 May, 2028 | Telekom Ag Deutsche | Common Stock | D | 140,035 | $165.53 | 674,363,276 | D | S |
| 24 May, 2028 | Telekom Ag Deutsche | Common Stock | D | 49,635 | $166.02 | 674,313,641 | D | S |
| 12 Feb, 2026 | Raul Marcelo Claure | Common Stock | D | 550,000 | $217.57 | 891,204 | I | S |
| 11 Dec, 2025 | Mark Wolfe Nelson | - | - | 63,862 | D | |||
| 11 Dec, 2025 | Mark Wolfe Nelson | Common Stock | A | 68 | $195.69 | 63,862 | D | A |
| 09 Dec, 2025 | Peter Osvaldik | Common Stock | D | 1,200 | $0.00 | 60,110 | D | G |
| 09 Dec, 2025 | Peter Osvaldik | - | - | 60,110 | D | |||
| 05 Dec, 2025 | Letitia A Long | Common Stock | D | 1,457 | $210.32 | 5,438 | D | S |
| 05 Dec, 2025 | Letitia A Long | - | - | 5,438 | D | |||
| 03 Dec, 2025 | G Michael Sievert | Common Stock | D | 65,500 | $0.00 | 220,696 | D | G |
| 18 Nov, 2025 | G Michael Sievert | Common Stock | D | 22,500 | $214.25 | 286,196 | D | S |
| 17 Nov, 2025 | G Michael Sievert | Common Stock | D | 22,500 | $216.97 | 308,696 | D | S |
| 17 Nov, 2025 | Michael J. Katz | Common Stock | D | 2,500 | $215.91 | 156,203 | D | S |
| 17 Nov, 2025 | Michael J. Katz | - | - | 156,203 | D | |||
| 10 Nov, 2025 | G Michael Sievert | Common Stock | D | 43,318 | $0.00 | 331,196 | D | G |
| 10 Nov, 2025 | G Michael Sievert | - | - | 331,196 | D | |||
| 09 Nov, 2025 | G Michael Sievert | - | - | 292,082 | D | |||
| 09 Nov, 2025 | G Michael Sievert | - | - | 374,514 | D | |||
| 09 Nov, 2025 | G Michael Sievert | Common Stock | D | 53,483 | $207.00 | 374,514 | D | F |
| 09 Nov, 2025 | G Michael Sievert | Common Stock | D | 44,140 | $207.00 | 292,082 | D | F |