TMUS

T-Mobile US, Inc.

Communication Services · $175.7B market cap

Verdict

Share price

$163.64

close of Oct 3, 2026

Fair value

$224.65

Sticker Price

Payback Price

$89.86

buy price

Undervalued

TMUS is Undervalued: at $163.64 it trades 27% below its fair value of $224.65. Its buy price (Payback Price) is $89.86, 45% below today's price. Business quality is solid: 3 of 5 key numbers clear the 10% bar.

How we valued it

Free Cash Flow. Sales grew 4% a year over the last 3 years, below the 15% we look for in a fast grower, so we value it on its free cash flow instead of an earnings forecast.

Business quality

3 of 5 clear the 10% bar. What are the Big Five?

Earnings per share growth21.2% a year✓
Equity per share growth9.9% a year✗
Sales growth12.0% a year✓
Free cash flow growth52.4% a year✓
Return on invested capital6.5%✗

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Superinvestors

1 of the investors we track holds TMUS. In Q2 2026, 3 sold out. Who we track

Insider activity

Since Jun 16, 2026: no open-market purchases and 11 other filings (stock awards, tax withholding and similar). Why purchases matter

Other filings

About T-Mobile US, Inc.

T-Mobile US, Inc., alongside its subsidiaries, offers mobile telecommunications services across the United States, Puerto Rico, and the U.S. Virgin Islands. Catering to approximately 108.7 million subscribers, the company delivers essential voice, messaging, and data connectivity to customers in postpaid, prepaid, and wholesale segments. Beyond services, T-Mobile also supplies a broad array of wireless devices, such…

Telecommunications Services

Fair value and Payback Price are estimates from the company's reported financials, not investment advice. Prices as of the close of Oct 3, 2026. How the Payback Price works