---
schema_version: "secwatch.filing_event.v1"
accession: "0001283699-25-000008"
form_type: "8-K"
ticker: "TMUS"
cik: "0001283699"
company_name: "T-Mobile US, Inc."
filed_at: "2025-01-29T23:59:59+00:00"
generated_at: "2026-05-27T06:31:28.134005+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.9
calibrated_materiality_score: 0.9
confidence: "high"
source: SEC EDGAR
---

# T-Mobile Q4 2024: 3M postpaid phone net adds; diluted EPS $9.66 FY; guides 2025 higher

## Summary
- Q4 postpaid phone net adds 903K, FY 2024 3.1M (3rd straight year >3M); record low FY churn 0.86%.
- FY 2024 service revenue $66.2B (+industry-leading); net income $11.3B; diluted EPS $9.66 (highest ever).
- Core Adjusted EBITDA FY $31.8B; Adjusted Free Cash Flow $17.0B; net cash from ops $22.3B.
- 2025 guidance: postpaid phone net adds 5.5M-6.0M (highest-ever initial range); Core Adj. EBITDA $33.1B-$33.6B.
- Returned $14.4B to shareholders in 2024 ($11.1B buybacks + $3.3B dividends); $14.0B authorized remaining.

## SEC filing metadata
- accession: 0001283699-25-000008
- form_type: 8-K
- ticker: TMUS
- cik: 0001283699
- company_name: T-Mobile US, Inc.
- filed_at: 2025-01-29T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.9
- calibrated_materiality_score: 0.9
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1283699/000128369925000008/0001283699-25-000008-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1283699/000128369925000008/tmus-20250129.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001283699-25-000008
- JSON: https://secwatch.observer/filing/0001283699-25-000008.json
- Plain text: https://secwatch.observer/filing/0001283699-25-000008.txt

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