Microsoft Excel LibreOffice Calc

Facebook Inc. (NASDAQ:FB)

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

Facebook Inc., decomposition of ROE

Microsoft Excel LibreOffice Calc
ROE = ROA × Financial Leverage
Dec 31, 2019 18.29% = 13.86% × 1.32
Dec 31, 2018 26.28% = 22.72% × 1.16
Dec 31, 2017 21.43% = 18.85% × 1.14
Dec 31, 2016 17.26% = 15.73% × 1.10
Dec 31, 2015 8.34% = 7.46% × 1.12

Based on: 10-K (filing date: 2020-01-30), 10-K (filing date: 2019-01-31), 10-K (filing date: 2018-02-01), 10-K (filing date: 2017-02-03), 10-K (filing date: 2016-01-28).

The primary reason for the decrease in return on equity ratio (ROE) over 2019 year is the decrease in profitability measured by return on assets ratio (ROA).

Three-Component Disaggregation of ROE

Facebook Inc., decomposition of ROE

Microsoft Excel LibreOffice Calc
ROE = Net Profit Margin × Asset Turnover × Financial Leverage
Dec 31, 2019 18.29% = 26.15% × 0.53 × 1.32
Dec 31, 2018 26.28% = 39.60% × 0.57 × 1.16
Dec 31, 2017 21.43% = 39.20% × 0.48 × 1.14
Dec 31, 2016 17.26% = 36.97% × 0.43 × 1.10
Dec 31, 2015 8.34% = 20.57% × 0.36 × 1.12

Based on: 10-K (filing date: 2020-01-30), 10-K (filing date: 2019-01-31), 10-K (filing date: 2018-02-01), 10-K (filing date: 2017-02-03), 10-K (filing date: 2016-01-28).

The primary reason for the decrease in return on equity ratio (ROE) over 2019 year is the decrease in profitability measured by net profit margin ratio.

Five-Component Disaggregation of ROE

Facebook Inc., decomposition of ROE

Microsoft Excel LibreOffice Calc
ROE = Tax Burden × Interest Burden × EBIT Margin × Asset Turnover × Financial Leverage
Dec 31, 2019 18.29% = 0.75 × 1.00 × 35.12% × 0.53 × 1.32
Dec 31, 2018 26.28% = 0.87 × 1.00 × 45.44% × 0.57 × 1.16
Dec 31, 2017 21.43% = 0.77 × 1.00 × 50.67% × 0.48 × 1.14
Dec 31, 2016 17.26% = 0.82 × 1.00 × 45.33% × 0.43 × 1.10
Dec 31, 2015 8.34% = 0.60 × 1.00 × 34.68% × 0.36 × 1.12

Based on: 10-K (filing date: 2020-01-30), 10-K (filing date: 2019-01-31), 10-K (filing date: 2018-02-01), 10-K (filing date: 2017-02-03), 10-K (filing date: 2016-01-28).

The primary reason for the decrease in return on equity ratio (ROE) over 2019 year is the decrease in operating profitability measured by EBIT margin ratio.

Two-Component Disaggregation of ROA

Facebook Inc., decomposition of ROA

Microsoft Excel LibreOffice Calc
ROA = Net Profit Margin × Asset Turnover
Dec 31, 2019 13.86% = 26.15% × 0.53
Dec 31, 2018 22.72% = 39.60% × 0.57
Dec 31, 2017 18.85% = 39.20% × 0.48
Dec 31, 2016 15.73% = 36.97% × 0.43
Dec 31, 2015 7.46% = 20.57% × 0.36

Based on: 10-K (filing date: 2020-01-30), 10-K (filing date: 2019-01-31), 10-K (filing date: 2018-02-01), 10-K (filing date: 2017-02-03), 10-K (filing date: 2016-01-28).

The primary reason for the decrease in return on assets ratio (ROA) over 2019 year is the decrease in profitability measured by net profit margin ratio.

Four-Component Disaggregation of ROA

Facebook Inc., decomposition of ROA

Microsoft Excel LibreOffice Calc
ROA = Tax Burden × Interest Burden × EBIT Margin × Asset Turnover
Dec 31, 2019 13.86% = 0.75 × 1.00 × 35.12% × 0.53
Dec 31, 2018 22.72% = 0.87 × 1.00 × 45.44% × 0.57
Dec 31, 2017 18.85% = 0.77 × 1.00 × 50.67% × 0.48
Dec 31, 2016 15.73% = 0.82 × 1.00 × 45.33% × 0.43
Dec 31, 2015 7.46% = 0.60 × 1.00 × 34.68% × 0.36

Based on: 10-K (filing date: 2020-01-30), 10-K (filing date: 2019-01-31), 10-K (filing date: 2018-02-01), 10-K (filing date: 2017-02-03), 10-K (filing date: 2016-01-28).

The primary reason for the decrease in return on assets ratio (ROA) over 2019 year is the decrease in operating profitability measured by EBIT margin ratio.

Disaggregation of Net Profit Margin

Facebook Inc., decomposition of net profit margin ratio

Microsoft Excel LibreOffice Calc
Net Profit Margin = Tax Burden × Interest Burden × EBIT Margin
Dec 31, 2019 26.15% = 0.75 × 1.00 × 35.12%
Dec 31, 2018 39.60% = 0.87 × 1.00 × 45.44%
Dec 31, 2017 39.20% = 0.77 × 1.00 × 50.67%
Dec 31, 2016 36.97% = 0.82 × 1.00 × 45.33%
Dec 31, 2015 20.57% = 0.60 × 1.00 × 34.68%

Based on: 10-K (filing date: 2020-01-30), 10-K (filing date: 2019-01-31), 10-K (filing date: 2018-02-01), 10-K (filing date: 2017-02-03), 10-K (filing date: 2016-01-28).

The primary reason for the decrease in net profit margin ratio over 2019 year is the decrease in operating profitability measured by EBIT margin ratio.