SEC EDGAR · company profile · free

T-Mobile US, Inc. due diligence

Who T-Mobile US, Inc. (TMUS) is on the public record: identity, annual results, what it filed in the last year and why, straight from SEC EDGAR.

1002 filings in EDGAR's recent index, 458 of them Form 4 insider filings · view the filings on SEC EDGAR · source: SEC EDGAR submissions index and XBRL financial data

At a glance

T-Mobile US, Inc. (TMUS, TMUSI, TMUSL and 1 more) is a large accelerated filer incorporated in Delaware, classified under SIC 4812 (Radiotelephone Communications), and lists on Nasdaq. Its fiscal year ends December 31. It has also filed as METROPCS COMMUNICATIONS INC.

For the fiscal year ended December 31, 2025, its 10-K reported revenue of $88.3B, up 8.5% from the year before, net income of $11.0B, and total assets of $219B.

In the twelve months to October 9, 2026 it made 119 filings on EDGAR, including 1 annual report, 3 quarterly reports, 17 current reports on Form 8-K, and 57 Form 4 insider filings, plus 6 prospectus supplements and free writing prospectuses for its securities offerings. Its 8-Ks were filed most often for other events (6), results of operations (4), and officer or director changes (4).

CIK
0001283699
Filer status
Large accelerated filer
Industry (SIC)
Radiotelephone Communications (4812)
Incorporated
Delaware
Listed on
Nasdaq
Tickers
TMUS, TMUSI, TMUSL, TMUSZ
Fiscal year end
12-31

Annual results

Fiscal year endedRevenueNet incomeTotal assets
2025-12-31$88.3B +8.5%$11.0B -3.1%$219B
2024-12-31$81.4B +3.6%$11.3B +36.3%$208B
2023-12-31$78.6B$8.3B$208B
As reported in each 10-K's XBRL data on SEC EDGAR (revenue tag RevenueFromContractWithCustomerExcludingAssessedTax); a later 10-K's restatement replaces the earlier figure.
FilingFiledPeriodAccession
Annual report (10-K)2026-02-112025-12-310001283699-26-000010
Quarterly report (10-Q)2026-07-232026-06-300001283699-26-000101
Current report (8-K)2026-09-032026-09-010001193125-26-381901

Filing activity

119 filings since 2025-10-09, 6 of them prospectus supplements and free writing prospectuses (not listed below). By form:

4
57
144
19
8-K
17
IRANNOTICE
4
10-Q
3
10-K
1
3
1
8-A12B
1

8-K items in the last 12 months: other events (Item 8.01, 6) · results of operations (Item 2.02, 4) · officer or director changes (Item 5.02, 4) · Regulation FD disclosures (Item 7.01, 3) · a material agreement (Item 1.01, 1) · a new financial obligation (Item 2.03, 1) · shareholder vote results (Item 5.07, 1).

FiledFormDocumentPeriod
2026-09-284FORM 42026-09-24
2026-09-144FORM 42026-09-10
2026-09-144FORM 42026-09-10
2026-09-10144Form 144 notice of proposed sale
2026-09-034FORM 42026-09-01
2026-09-038-K8-K2026-09-01
2026-08-274FORM 42026-08-25
2026-08-184FORM 42026-08-15
2026-08-044FORM 42026-08-01
2026-08-043FORM 32026-08-01
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The full due-diligence dossier on T-Mobile US, Inc.

The free view above is identity and filing dates. The paid dossier reads the filings: business and segments, financial trend, insider and institutional activity, litigation and risk-factor themes, recent news, and the red flags, every claim cited and delivered with a data appendix.

agents: POST /v1/dossier with {"ticker":"TMUS"} over x402 or MPP, $0.85

Sample output and API docs · all reports

TMUS insider filingsAll company profiles13F fund holdingsAll reports

Generated from public SEC EDGAR filings. Filing data is shown as filed. This is information, not investment advice.