---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-129021"
form_type: "8-K"
ticker: "TMUS"
cik: "0001283699"
company_name: "T-Mobile US, Inc."
filed_at: "2026-03-27T23:59:59+00:00"
generated_at: "2026-05-15T08:32:13.560422+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Director Abdurazak Mudesir resigns from T-Mobile board, effective March 31, 2026

## Summary
- Abdurazak Mudesir notified the board of his resignation on March 26, 2026, effective March 31, 2026.
- He also resigned from the Nominating, Corporate Governance and Compliance Committee.
- Resignation not due to any disagreement with the Company regarding operations, policies, or practices.

## SEC filing metadata
- accession: 0001193125-26-129021
- form_type: 8-K
- ticker: TMUS
- cik: 0001283699
- company_name: T-Mobile US, Inc.
- filed_at: 2026-03-27T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1283699/000119312526129021/0001193125-26-129021-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1283699/000119312526129021/d124064d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-129021
- JSON: https://secwatch.observer/filing/0001193125-26-129021.json
- Plain text: https://secwatch.observer/filing/0001193125-26-129021.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.