Last Updated: 9 July 2026
T-Mobile US (NASDAQ: TMUS) is the second-largest wireless carrier in the United States by subscribers and, on several 2025 measures, the fastest-growing of the big three. Built out of the 2020 Sprint merger, the company has spent the last five years converting a spectrum and network lead into industry-leading postpaid customer growth. Fiscal 2025 delivered record revenue of $88.31bn and diluted EPS of $9.72, and management is now layering in fixed wireless broadband, a fibre push through joint ventures, and the newly closed UScellular wireless business. Yet the shares have fallen roughly 28% from their 2025 peak, as investors weigh a maturing market, pricing sensitivity, and a potential new entrant in SpaceX. This report lays out the numbers behind that tension. See our Live Charts and Economic Calendar for context.
1. Company Snapshot
| Field | Value |
|---|---|
| Ticker / Exchange | TMUS (NASDAQ) |
| Sector | Communication Services — Wireless Telecommunications |
| CEO | Srini Gopalan (since 1 Nov 2025; Mike Sievert now Vice Chairman) |
| Headquarters | Bellevue, Washington, USA |
| Employees | ~68,000 (FY2025) |
| Market cap | ~$192bn (early July 2026) |
| Revenue (FY2025) | $88.31bn |
| Net income (FY2025) | $10.99bn |
| Diluted EPS (FY2025) | $9.72 |
| Dividend per share (FY2025) | $3.80 |
All financial figures in this report are drawn from T-Mobile's FY2025 earnings press release (filed 27 Jan 2026), its Q1 2026 earnings press release (filed 28 Apr 2026), SEC EDGAR XBRL filings, and the FY2025 Form 10-K.
2. Bull and Bear Case
Bull Case
- Best-in-class subscriber growth: T-Mobile added 217,000 postpaid net accounts in Q1 2026 (up 6% year-over-year) and grew postpaid service revenue 15% year-over-year, several times faster than Verizon or AT&T.
- Cash generation and returns: FY2025 operating cash flow of $28.0bn and Adjusted Free Cash Flow of ~$18.0bn funded $9.9bn of buybacks and $4.1bn of dividends, with a fresh authorisation of up to $14.6bn through December 2026.
- Network and spectrum lead: the company positions itself as holding the widest 5G lead, and the UScellular acquisition (closed August 2025) added customers and roughly 30% of that carrier's spectrum.
- New growth legs: fixed wireless broadband plus fibre joint ventures (Metronet with KKR, Lumos with EQT) extend the addressable market beyond mobile.
- Raised guidance: management lifted FY2026 guidance for postpaid net accounts, Core Adjusted EBITDA and Adjusted Free Cash Flow alongside Q1 2026 results.
Bear Case
- Maturing, saturated market: US wireless penetration is high, and the growth that drove the re-rating is structurally harder to sustain as the pool of switchers shrinks.
- New-entrant threat: the FCC's May 2026 approval of SpaceX's acquisition of ~$17bn of EchoStar spectrum raises the prospect of a credible standalone satellite-to-mobile competitor.
- Pricing and churn risk: investors have flagged concerns that price increases could lift churn, compressing the premium multiple the stock once carried.
- High leverage: total debt of roughly $86bn against $5.6bn of cash leaves limited balance-sheet slack in a higher-rate environment.
- Falling GAAP earnings near term: Q1 2026 net income fell 15% year-over-year on UScellular merger and accelerated depreciation costs, and consensus expects lower year-over-year quarterly EPS.
3. Business Segments
T-Mobile operates as a single reportable segment, but its revenue divides cleanly into service and equipment streams. The FY2025 breakdown was as follows.
| Segment | % of revenue | What it is |
|---|---|---|
| Postpaid service | ~66% ($57.9bn) | Monthly contract wireless plans — the core profit engine, up ~11% in FY2025. |
| Equipment | ~18% ($16.0bn) | Sales of handsets and devices, largely pass-through at low margin. |
| Prepaid service | ~12% ($10.5bn) | Pay-as-you-go and no-contract brands including Metro by T-Mobile. |
| Wholesale & other service | ~3% ($2.9bn) | MVNO and roaming arrangements; declined ~16% in FY2025 on lower MVNO revenue. |
| Other revenue | ~1% ($1.0bn) | Miscellaneous, including fixed wireless and emerging broadband income. |
4. What Sets It Apart
T-Mobile's differentiation rests on a spectrum and network position that its rivals have struggled to match, converted into a distinctive commercial model.
Mid-band 5G depth. The Sprint merger handed T-Mobile a deep 2.5GHz mid-band spectrum position, which the company argues gives it the broadest and fastest 5G footprint in the United States. That network lead underpins its marketing claim to be taking share rather than buying it.
The "Un-carrier" playbook. A long-running series of customer-friendly moves — simplified pricing, device promotions and account-level value bundles — has driven postpaid Average Revenue Per Account (ARPA) higher (to $151.93 in Q1 2026, up 3.9%) while still adding accounts, signalling deeper rather than merely wider customer relationships.
Capital-light broadband expansion. Rather than build fibre alone, T-Mobile has used fixed wireless access over spare 5G capacity and structured fibre joint ventures (Metronet, Lumos), letting partners such as KKR and EQT carry much of the capital burden while T-Mobile supplies scale and distribution.
5. Financial Health
Revenue growth reaccelerated sharply in FY2025 after three broadly flat post-merger years, while GAAP earnings power stepped up as merger integration costs receded.
| Year | Revenue | YoY % | GAAP EPS | Adjusted EPS | Dividend/share | Long-term debt (YE) |
|---|---|---|---|---|---|---|
| 2021 | $80.12bn | — | $2.41 | $2.41¹ | $0.00 | $67.08bn |
| 2022 | $79.57bn | -0.7% | $2.06 | $2.06¹ | $0.00 | $66.80bn |
| 2023 | $78.56bn | -1.3% | $6.93 | $6.93¹ | $0.65 | $71.40bn |
| 2024 | $81.40bn | +3.6% | $9.66 | $9.66¹ | $3.71 | $74.20bn |
| 2025 | $88.31bn | +8.5% | $9.72 | $9.72¹ | $3.80 | $81.15bn |
¹ T-Mobile does not publish a non-GAAP adjusted EPS; it guides on Core Adjusted EBITDA and Adjusted Free Cash Flow. The adjusted column mirrors GAAP EPS for reference. Long-term debt shown is the year-end non-current portion per SEC XBRL.
| Quarter | Revenue | Adjusted EPS | GAAP EPS |
|---|---|---|---|
| Q1 2026 | $23.11bn | $2.27¹ | $2.27 |
| Q4 2025 | $24.33bn | $1.88¹ | $1.88 |
| Q3 2025 | $21.96bn | $2.41¹ | $2.41 |
| Q2 2025 | $21.13bn | $2.84¹ | $2.84 |
| Q1 2025 | $20.89bn | $2.58¹ | $2.58 |
| FY2025 total | $88.31bn | $9.72¹ | $9.72 |
Q1 2026 revenue rose 10.6% year-over-year to $23.11bn, but net income of $2.50bn fell 15% as $476m (net of tax) of UScellular merger costs, including accelerated depreciation, weighed on GAAP earnings. Operating cash flow was $7.2bn and Adjusted Free Cash Flow $4.6bn in the quarter.
6. Valuation
Raw metrics, July 2026. Not opinions on whether the stock is cheap or expensive.
| Metric | Value |
|---|---|
| Market cap | ~$192bn (early July 2026, ~$181 share price) |
| Trailing P/E (GAAP) | ~18.6x (share price ~$181 / FY2025 GAAP EPS $9.72) |
| P/E (forward) | n/a — T-Mobile does not issue EPS guidance (guides Core Adjusted EBITDA and Adjusted FCF) |
| P/S (TTM) | ~2.2x (market cap ~$192bn / FY2025 revenue $88.31bn) |
| P/FCF | ~10.6x (market cap ~$192bn / FCF ~$18.05bn; FCF = operating CF $28.0bn − capex $9.96bn per FY2025 cash flow statement) |
| Enterprise value | ~$272.7bn (market cap ~$192bn + total debt ~$86.28bn − cash ~$5.60bn per FY2025 balance sheet) |
| EV/EBITDA (TTM) | ~8.6x (EV ~$272.7bn / EBITDA ~$31.79bn; EBITDA = operating income $18.28bn + D&A $13.51bn. On Core Adjusted EBITDA of $33.9bn the multiple is ~8.0x) |
| 52-week high | $261.56 |
| 52-week low | $165.66 |
| Short interest (% of float) | ~2.2% of shares outstanding (23.5m shares, per Nasdaq, 6 Jul 2026) |
| Days to cover | ~1.5 days (low) |
7. What Are They Building
T-Mobile is extending beyond mobile connectivity into a broader home-and-mobile broadband company. Fixed wireless access, running over spare 5G capacity, has become the fastest-growing US home-internet product, and the company is complementing it with fibre through joint ventures — Metronet (with KKR), which reached three million passings in 2026, and Lumos (with EQT). The August 2025 close of the UScellular wireless business added scale in regional and rural markets and roughly 30% of that carrier's spectrum. Management has also raised and accelerated its long-term synergy targets from the integration. Alongside this, T-Mobile continues to invest in its 5G Advanced network and in AI-driven customer and network operations, aiming to convert its spectrum lead into durable ARPA growth.
8. Peer Comparison
| Peer | Market cap (Jul 2026) | Key 2025 metric |
|---|---|---|
| Verizon (VZ) | ~$194bn | Largest US carrier by subscribers; slower postpaid phone growth than T-Mobile. |
| AT&T (T) | ~$143bn | Trades on a ~6.9x P/E with a ~5.3% dividend yield; share price ~$21 (7 Jul 2026). |
| Comcast (CMCSA) | ~$84bn | Cable and broadband rival expanding its own mobile (Xfinity Mobile) via MVNO. |
9. Insider Activity
| Name | Date | Type | Shares | Price | Value | Plan Type |
|---|---|---|---|---|---|---|
| Jon Freier (COO) | 2026 | Sale | 4,799 | $190.00 | ~$0.91m | Rule 10b5-1 (adopted 19 Feb 2026) |
| Srini Gopalan (CEO) | 2026 | Tax withholding | 2,835 | $217.09 | ~$0.62m | Automatic (tax on vesting) |
Recent insider activity has been routine — pre-arranged 10b5-1 sales and automatic tax-related share withholdings on vesting — rather than discretionary open-market buying or selling of conviction. No material insider open-market purchases were identified in the most recent filings.
10. Key Risks
- Competitive intensity: a potential SpaceX/EchoStar-backed entrant and aggressive Verizon/AT&T promotions could raise customer acquisition costs and pressure the growth premium.
- Market maturity: high US wireless penetration limits the pool of new switchers, making sustained double-digit postpaid growth harder over time.
- Leverage and rates: ~$86bn of total debt means refinancing and interest costs are sensitive to the rate environment.
- Pricing and churn: price increases intended to lift ARPA carry the risk of higher churn if customers react adversely.
- Integration execution: absorbing UScellular and scaling fibre joint ventures introduces operational and capital-allocation risk.
- Regulatory: spectrum policy, merger review and consumer-protection scrutiny remain ongoing features of the US telecom landscape.
11. Recent Developments
- 28 Apr 2026 — Q1 2026 results and raised guidance. Revenue up 10.6% to $23.11bn, EPS $2.27; management raised FY2026 postpaid net account, Core Adjusted EBITDA and Adjusted Free Cash Flow guidance.
- May 2026 — SpaceX/EchoStar spectrum approval. The FCC approved SpaceX's acquisition of roughly $17bn of EchoStar mid-band spectrum, raising the prospect of a new nationwide mobile competitor and pressuring the stock.
- 1 Nov 2025 — CEO transition. Srini Gopalan became CEO; Mike Sievert moved to Vice Chairman.
- 1 Aug 2025 — UScellular acquisition closed. T-Mobile completed the ~$4.3bn purchase of UScellular's wireless operations and select spectrum; UScellular's remaining business rebranded as Array Digital Infrastructure.
- 2025–2026 — fibre expansion. The Metronet joint venture with KKR reached three million fibre passings, extending T-Mobile's broadband reach.
12. Key Dates to Watch
- 23 Jul 2026 — Q2 2026 earnings call (results released 6:30am ET).
- Expected Oct 2026 — Q3 2026 results.
- Expected Dec 2026 — expiry of the current $14.6bn buyback-and-dividend authorisation window.
- Expected Jan 2027 — Q4 and full-year 2026 results.
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