T-Mobile US, Inc. (TMUS) operating KPIs
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 17/3020% below fair value
$156.44+9.15 (+6.21%)
Close on Oct 30, 2026Market cap $167.81BP/E 16.4Yield 2.43%
T-Mobile US m&A and Policy Customer Base Adjustments (Annual) (k customers)
T-Mobile Investor Factbook (Form 8-K EX-99.2) & Form 10-K / 10-Q
Latest, FY2025
4,878
Period ended Dec 31, 2025
Change on a year earlier
+39.2%
3,504 in FY2024
History
6 years
Since FY2020
Sources
5
Documents cited below
Annual history
Hover a value to see the sentence it was read from; calculated values show their formula
| Period | Ended | M&A and Policy Customer Base Adjustments (Annual) (k customers) | Year on year | Source |
|---|---|---|---|---|
| FY2025 | Dec 31, 2025 | 4,878 | +39.2% | TMUS 2025 Q4 Investor Factbook (8-K_EX-99_2026-02-11_0001283699-26-000007_tmus12312025ex992.txt) ↗ |
| FY2024 | Dec 31, 2024 | 3,504 | +1,961.2% | TMUS 2025 Q4 Investor Factbook (8-K_EX-99_2026-02-11_0001283699-26-000007_tmus12312025ex992.txt) ↗ |
| FY2023 | Dec 31, 2023 | 170 | -109.1% | TMUS 2024 Q4 Investor Factbook (8-K_EX-99_2025-01-29_0001283699-25-000008_tmus12312024ex992.txt) ↗ |
| FY2022 | Dec 31, 2022 | -1,878 | -329.6% | TMUS 2023 Q4 Investor Factbook (8-K_EX-99_2024-01-25_0001283699-24-000004_tmus12312023ex992.txt) ↗ |
| FY2021 | Dec 31, 2021 | 818 | -97.2% | TMUS 2022 Q4 Investor Factbook (8-K_EX-99_2023-02-01_0001283699-23-000007_tmus12312022ex992.txt) ↗ |
| FY2020 | Dec 31, 2020 | 29,228 | – | TMUS 2021 Q4 Investor Factbook (8-K_EX-99_2022-02-02_0001283699-22-000009_tmus12312021ex992.txt) ↗ |
Cite this data
StockData. (2026). T-Mobile US M&A and Policy Customer Base Adjustments (Annual) (k customers), annual FY2020–FY2025 [Data set]. Compiled from T-Mobile US SEC filings and investor materials. https://stockdatahq.com/stocks/tmus/kpis/sec_customer_base_adjustments_12
See every metric in the T-Mobile US KPI table. Data updated Oct 25, 2026.