# T-Mobile US, Inc. — DEFA14A

T-Mobile US, Inc. of BELLEVUE, WA filed a DEFA14A with the SEC on 2026-04-27. Industry: Radiotelephone Communications.

## Filing

- Filed: 2026-04-27
- Form: DEFA14A
- Accession: 0001193125-26-181898
- Registrant: T-Mobile US, Inc.
- CIK: 0001283699
- Industry (SIC): Radiotelephone Communications (4812)
- State of incorporation: DE
- Location: BELLEVUE, WA

## Documents (3)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | DEFA14A | DEFA14A |
| 2 | GRAPHIC | GRAPHIC |
| 3 | GRAPHIC | GRAPHIC |

## Filing timeline for this registrant (60)

_Showing 12 of 60 filings._

| Filed | Form |
| --- | --- |
| 2026-04-27 | DEFA14A |
| [2026-04-27](https://search.stillhousedata.com/proxy/0001193125-26-181884) | DEF 14A |
| [2025-04-18](https://search.stillhousedata.com/proxy/0001193125-25-085758) | DEFA14A |
| [2025-04-18](https://search.stillhousedata.com/proxy/0001193125-25-085753) | DEF 14A |
| [2024-04-26](https://search.stillhousedata.com/proxy/0001193125-24-117955) | DEFA14A |
| [2024-04-26](https://search.stillhousedata.com/proxy/0001193125-24-117940) | DEF 14A |
| [2023-04-28](https://search.stillhousedata.com/proxy/0001193125-23-126876) | DEFA14A |
| [2023-04-28](https://search.stillhousedata.com/proxy/0001193125-23-126842) | DEF 14A |
| [2022-04-27](https://search.stillhousedata.com/proxy/0001193125-22-123798) | DEFA14A |
| [2022-04-27](https://search.stillhousedata.com/proxy/0001193125-22-123750) | DEF 14A |
| [2021-04-21](https://search.stillhousedata.com/proxy/0001193125-21-124726) | DEFA14A |
| [2021-04-21](https://search.stillhousedata.com/proxy/0001193125-21-124685) | DEF 14A |

## More

- [CIK 1283699 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1283699&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0001193125-26-181898.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.