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T-Mobile US, Inc.

TMUSNasdaqRadiotelephone CommunicationsFiscal year ends December 31Also trades as TMUSI, TMUSL, TMUSZ
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Oct 28, 2026Score 17/3019% below fair value
$160.15+3.71 (+2.37%)

Close on Nov 2, 2026Market cap $171.79BP/E 16.8Yield 2.37%

T-Mobile US Postpaid 5G Broadband Net Customer Additions by Quarter

Postpaid 5G Broadband Net Customer Additions (Legacy) (k customers)

QuarterlyAnnual

T-Mobile US Postpaid 5G Broadband Net Customer Additions: 439 in Q4 2025, up 20.3% from a year earlier.

Latest, Q4 2025
439
Period ended Dec 31, 2025
Change on a year earlier
+20.3%
365 in Q4 2024
History
20 quarters
Since Q1 2021
Sources
4
Documents cited below

Where the Q4 2025 figure comes from

“|| Postpaid 5G broadband customers | 346 | 358 | 385 | 365 | 387 | 427 | 466 | 439 | 1,454 | 1,719”

Source: TMUS 2025 Q4 Investor Factbook (8-K_EX-99_2026-02-11_0001283699-26-000007_tmus12312025ex992.txt) ↗

Reported in T-Mobile Investor Factbook (Form 8-K EX-99.2) & Form 10-K / 10-Q.

Quarterly history

Hover a value to see the sentence it was read from; calculated values show their formula

PeriodEndedPostpaid 5G Broadband Net Customer Additions (Legacy) (k customers)Year on yearSource
Q4 2025Dec 31, 2025439+20.3%TMUS 2025 Q4 Investor Factbook (8-K_EX-99_2026-02-11_0001283699-26-000007_tmus12312025ex992.txt) ↗
Q3 2025Sep 30, 2025466+21.0%TMUS 2025 Q4 Investor Factbook (8-K_EX-99_2026-02-11_0001283699-26-000007_tmus12312025ex992.txt) ↗
Q2 2025Jun 30, 2025427+19.3%TMUS 2025 Q4 Investor Factbook (8-K_EX-99_2026-02-11_0001283699-26-000007_tmus12312025ex992.txt) ↗
Q1 2025Mar 31, 2025387+11.8%TMUS 2025 Q4 Investor Factbook (8-K_EX-99_2026-02-11_0001283699-26-000007_tmus12312025ex992.txt) ↗
Q4 2024Dec 31, 2024365-24.1%TMUS 2025 Q4 Investor Factbook (8-K_EX-99_2026-02-11_0001283699-26-000007_tmus12312025ex992.txt) ↗
Q3 2024Sep 30, 2024385-23.8%TMUS 2025 Q4 Investor Factbook (8-K_EX-99_2026-02-11_0001283699-26-000007_tmus12312025ex992.txt) ↗
Q2 2024Jun 30, 2024358-19.9%TMUS 2025 Q4 Investor Factbook (8-K_EX-99_2026-02-11_0001283699-26-000007_tmus12312025ex992.txt) ↗
Q1 2024Mar 31, 2024346-22.2%TMUS 2025 Q4 Investor Factbook (8-K_EX-99_2026-02-11_0001283699-26-000007_tmus12312025ex992.txt) ↗
Q4 2023Dec 31, 2023481+6.9%TMUS 2024 Q4 Investor Factbook (8-K_EX-99_2025-01-29_0001283699-25-000008_tmus12312024ex992.txt) ↗
Q3 2023Sep 30, 2023505+3.5%TMUS 2024 Q4 Investor Factbook (8-K_EX-99_2025-01-29_0001283699-25-000008_tmus12312024ex992.txt) ↗
Q2 2023Jun 30, 2023447-10.1%TMUS 2024 Q4 Investor Factbook (8-K_EX-99_2025-01-29_0001283699-25-000008_tmus12312024ex992.txt) ↗
Q1 2023Mar 31, 2023445+35.3%TMUS 2024 Q4 Investor Factbook (8-K_EX-99_2025-01-29_0001283699-25-000008_tmus12312024ex992.txt) ↗
Q4 2022Dec 31, 2022450+100.9%TMUS 2023 Q4 Investor Factbook (8-K_EX-99_2024-01-25_0001283699-24-000004_tmus12312023ex992.txt) ↗
Q3 2022Sep 30, 2022488+264.2%TMUS 2023 Q4 Investor Factbook (8-K_EX-99_2024-01-25_0001283699-24-000004_tmus12312023ex992.txt) ↗
Q2 2022Jun 30, 2022497+423.2%TMUS 2023 Q4 Investor Factbook (8-K_EX-99_2024-01-25_0001283699-24-000004_tmus12312023ex992.txt) ↗
Q1 2022Mar 31, 2022329+253.8%TMUS 2023 Q4 Investor Factbook (8-K_EX-99_2024-01-25_0001283699-24-000004_tmus12312023ex992.txt) ↗

Cite this data

StockData. (2026). T-Mobile US Postpaid 5G Broadband Net Customer Additions, quarterly Q1 2021–Q4 2025 [Data set]. Compiled from T-Mobile US SEC filings and investor materials. https://stockdatahq.com/stocks/tmus/kpis/sec-postpaid-5g-broadband-net-adds-29

See every metric in the T-Mobile US KPI table. Data updated Oct 25, 2026.