Stock Analysis on Net
Stock Analysis on Net
Microsoft Excel LibreOffice Calc

T-Mobile US Inc. (NASDAQ:TMUS)

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DuPont Analysis: Disaggregation of ROE, ROA, and Net Profit Margin

Beginner level

Decomposing ROE involves expressing net income divided by shareholders’ equity as the product of component ratios.

Two-Component Disaggregation of ROE

T-Mobile US Inc., decomposition of ROE

Microsoft Excel LibreOffice Calc
ROE = ROA × Financial Leverage
Dec 31, 2020 = ×
Dec 31, 2019 = ×
Dec 31, 2018 = ×
Dec 31, 2017 = ×
Dec 31, 2016 = ×

Based on: 10-K (filing date: 2021-02-23), 10-K (filing date: 2020-02-06), 10-K (filing date: 2019-02-07), 10-K (filing date: 2018-02-08), 10-K (filing date: 2017-02-14).

The primary reason for the decrease in return on equity ratio (ROE) over 2020 year is the decrease in profitability measured by return on assets ratio (ROA).

Three-Component Disaggregation of ROE

T-Mobile US Inc., decomposition of ROE

Microsoft Excel LibreOffice Calc
ROE = Net Profit Margin × Asset Turnover × Financial Leverage
Dec 31, 2020 = × ×
Dec 31, 2019 = × ×
Dec 31, 2018 = × ×
Dec 31, 2017 = × ×
Dec 31, 2016 = × ×

Based on: 10-K (filing date: 2021-02-23), 10-K (filing date: 2020-02-06), 10-K (filing date: 2019-02-07), 10-K (filing date: 2018-02-08), 10-K (filing date: 2017-02-14).

The primary reason for the decrease in return on equity ratio (ROE) over 2020 year is the decrease in profitability measured by net profit margin ratio.

Five-Component Disaggregation of ROE

T-Mobile US Inc., decomposition of ROE

Microsoft Excel LibreOffice Calc
ROE = Tax Burden × Interest Burden × EBIT Margin × Asset Turnover × Financial Leverage
Dec 31, 2020 = × × × ×
Dec 31, 2019 = × × × ×
Dec 31, 2018 = × × × ×
Dec 31, 2017 = × × × ×
Dec 31, 2016 = × × × ×

Based on: 10-K (filing date: 2021-02-23), 10-K (filing date: 2020-02-06), 10-K (filing date: 2019-02-07), 10-K (filing date: 2018-02-08), 10-K (filing date: 2017-02-14).

The primary reason for the decrease in return on equity ratio (ROE) over 2020 year is the decrease in efficiency measured by asset turnover ratio.

Two-Component Disaggregation of ROA

T-Mobile US Inc., decomposition of ROA

Microsoft Excel LibreOffice Calc
ROA = Net Profit Margin × Asset Turnover
Dec 31, 2020 = ×
Dec 31, 2019 = ×
Dec 31, 2018 = ×
Dec 31, 2017 = ×
Dec 31, 2016 = ×

Based on: 10-K (filing date: 2021-02-23), 10-K (filing date: 2020-02-06), 10-K (filing date: 2019-02-07), 10-K (filing date: 2018-02-08), 10-K (filing date: 2017-02-14).

The primary reason for the decrease in return on assets ratio (ROA) over 2020 year is the decrease in profitability measured by net profit margin ratio.

Four-Component Disaggregation of ROA

T-Mobile US Inc., decomposition of ROA

Microsoft Excel LibreOffice Calc
ROA = Tax Burden × Interest Burden × EBIT Margin × Asset Turnover
Dec 31, 2020 = × × ×
Dec 31, 2019 = × × ×
Dec 31, 2018 = × × ×
Dec 31, 2017 = × × ×
Dec 31, 2016 = × × ×

Based on: 10-K (filing date: 2021-02-23), 10-K (filing date: 2020-02-06), 10-K (filing date: 2019-02-07), 10-K (filing date: 2018-02-08), 10-K (filing date: 2017-02-14).

The primary reason for the decrease in return on assets ratio (ROA) over 2020 year is the decrease in efficiency measured by asset turnover ratio.

Disaggregation of Net Profit Margin

T-Mobile US Inc., decomposition of net profit margin ratio

Microsoft Excel LibreOffice Calc
Net Profit Margin = Tax Burden × Interest Burden × EBIT Margin
Dec 31, 2020 = × ×
Dec 31, 2019 = × ×
Dec 31, 2018 = × ×
Dec 31, 2017 = × ×
Dec 31, 2016 = × ×

Based on: 10-K (filing date: 2021-02-23), 10-K (filing date: 2020-02-06), 10-K (filing date: 2019-02-07), 10-K (filing date: 2018-02-08), 10-K (filing date: 2017-02-14).

The primary reason for the decrease in net profit margin ratio over 2020 year is the decrease in effect of interest expense measured by interest burden ratio.