TMUST-Mobile US

Communication · Wireless Telecom · Nasdaq

As America’s supercharged Un-carrier, we have disrupted the telecommunications industry by actively engaging with and listening to our customers and focusing on eliminating their pain points. 10-K, Item 1

Employees: 75,000
Headquarters: Bellevue, WA
Next results: around Feb 10, 2027

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Key numbers

Latest fiscal year, with ten years behind each

RevenueFY2016–25 $88.3B+8.5% Highest in 10 years 10-K FY2025 · XBRL Net incomeFY2016–25 $11.0B−3.1% FY2024: $11.3B 10-K FY2025 · XBRL Free cash flowFY2016–25 $18.0B+33.8% Highest in 10 years 10-K FY2025 · XBRL Operating marginFY2016–25 20.7%−1.4 pts 10.8% in FY2016 10-K FY2025 · XBRL

What changed

10-K filed Feb 11, 2026 against Jan 31, 2025

Area	What changed	Source
Risk factors	13 new paragraphs, nothing like them in the previous 10-K	10-K Item 1A
Inventory growing faster than revenue	Inventory +49.7% vs revenue +8.5% (+41.2 pts)	10-K · XBRL
Accounting checks	10 other checks clear, 1 worth a look	10-K · XBRL
Insiders	No open-market buys in the last 90 days	Form 4
Filings	3 in the last 30 days	EDGAR

Each row opens the detail with the quote and the filing. A row is a change worth reading, not a verdict.

What's new, in their words

10-K filed Feb 11, 2026

Paragraphs in Risk Factors that were not in the 10-K filed 2025-01-31. Quoted as filed.

The successful execution of our digital transformation depends not only on the effective development and deployment of new technologies, but also on the willingness and ability of customers and employees to adopt digital-first channels and processes. Even where technical capabilities are successfully implemented, customer and employee…
10-K, Item 1A

All 13 new paragraphs →

Accounting checks

latest 10-K

10 of 11 clear 1 worth a look. Checks, not verdicts.

!
Inventory growing faster than revenueInventory +49.7% vs revenue +8.5% (+41.2 pts)
✓
Receivables +14.0% vs revenue +8.5% (+5.5 pts)
✓
Cash from operations $27.9B vs net income $11.0B (FY ending 2025-12-31)
✓
Same auditor in both 10-Ks: Deloitte & Touche LLP
✓
No statement of substantial doubt about going concern
✓
No 8-K item 4.02 in the last 2 years
✓
No NT 10-K or NT 10-Q in the last 2 years
✓
The same matters as last year: Revenues
✓
No sentence in the 10-K concludes that controls were not effective because of a material weakness
✓
No 8-K item 2.06 in the last 2 years
✓
No 8-K item 1.03 in the last 2 years

How each check works, with sources →

In the last 30 days

All filings →

Oct 28, 20268-K Director or officer change 8-K item 5.02
Oct 28, 20268-K Quarterly results 8-K item 2.02
Oct 28, 202610-Q Quarterly report (10-Q) period ended Sep 30, 2026

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