Paying users zone. Data is covered by 
.
Get to Amazon.com Inc. for $19.99, or
get to entire website for at least 3 months from $49.99.
DuPont Analysis: Decomposition of ROE
Quarterly Data
Difficulty: Beginner
Decomposing ROE involves expressing net income divided by shareholders’ equity as the product of component ratios.
Two-Component Disaggregation of ROE
Amazon.com Inc., decomposition of ROE (quarterly data)
Based on: 10-K (filing date: 2019-02-01), 10-Q (filing date: 2018-10-26), 10-Q (filing date: 2018-07-27), 10-Q (filing date: 2018-04-27), 10-K (filing date: 2018-02-02), 10-Q (filing date: 2017-10-27), 10-Q (filing date: 2017-07-28), 10-Q (filing date: 2017-04-28), 10-K (filing date: 2017-02-10), 10-Q (filing date: 2016-10-28), 10-Q (filing date: 2016-07-29), 10-Q (filing date: 2016-04-29), 10-K (filing date: 2016-01-29), 10-Q (filing date: 2015-10-23), 10-Q (filing date: 2015-07-24), 10-Q (filing date: 2015-04-24), 10-K (filing date: 2015-01-30), 10-Q (filing date: 2014-10-24), 10-Q (filing date: 2014-07-25), 10-Q (filing date: 2014-04-25).
The primary reason for the increase in Return on Equity (ROE) over Q4 2018 is the increase in Financial Leverage.
Three-Component Disaggregation of ROE
Amazon.com Inc., decomposition of ROE (quarterly data)
Based on: 10-K (filing date: 2019-02-01), 10-Q (filing date: 2018-10-26), 10-Q (filing date: 2018-07-27), 10-Q (filing date: 2018-04-27), 10-K (filing date: 2018-02-02), 10-Q (filing date: 2017-10-27), 10-Q (filing date: 2017-07-28), 10-Q (filing date: 2017-04-28), 10-K (filing date: 2017-02-10), 10-Q (filing date: 2016-10-28), 10-Q (filing date: 2016-07-29), 10-Q (filing date: 2016-04-29), 10-K (filing date: 2016-01-29), 10-Q (filing date: 2015-10-23), 10-Q (filing date: 2015-07-24), 10-Q (filing date: 2015-04-24), 10-K (filing date: 2015-01-30), 10-Q (filing date: 2014-10-24), 10-Q (filing date: 2014-07-25), 10-Q (filing date: 2014-04-25).
The primary reason for the increase in Return on Equity (ROE) over Q4 2018 is the increase in profitability measured by Net Profit Margin.
Five-Component Disaggregation of ROE
Amazon.com Inc., decomposition of ROE (quarterly data)
Based on: 10-K (filing date: 2019-02-01), 10-Q (filing date: 2018-10-26), 10-Q (filing date: 2018-07-27), 10-Q (filing date: 2018-04-27), 10-K (filing date: 2018-02-02), 10-Q (filing date: 2017-10-27), 10-Q (filing date: 2017-07-28), 10-Q (filing date: 2017-04-28), 10-K (filing date: 2017-02-10), 10-Q (filing date: 2016-10-28), 10-Q (filing date: 2016-07-29), 10-Q (filing date: 2016-04-29), 10-K (filing date: 2016-01-29), 10-Q (filing date: 2015-10-23), 10-Q (filing date: 2015-07-24), 10-Q (filing date: 2015-04-24), 10-K (filing date: 2015-01-30), 10-Q (filing date: 2014-10-24), 10-Q (filing date: 2014-07-25), 10-Q (filing date: 2014-04-25).
The primary reason for the increase in Return on Equity (ROE) over Q4 2018 is the increase in operating profitability measured by EBIT Margin.
Two-Way Decomposition of ROA
Amazon.com Inc., decomposition of ROA (quarterly data)
Based on: 10-K (filing date: 2019-02-01), 10-Q (filing date: 2018-10-26), 10-Q (filing date: 2018-07-27), 10-Q (filing date: 2018-04-27), 10-K (filing date: 2018-02-02), 10-Q (filing date: 2017-10-27), 10-Q (filing date: 2017-07-28), 10-Q (filing date: 2017-04-28), 10-K (filing date: 2017-02-10), 10-Q (filing date: 2016-10-28), 10-Q (filing date: 2016-07-29), 10-Q (filing date: 2016-04-29), 10-K (filing date: 2016-01-29), 10-Q (filing date: 2015-10-23), 10-Q (filing date: 2015-07-24), 10-Q (filing date: 2015-04-24), 10-K (filing date: 2015-01-30), 10-Q (filing date: 2014-10-24), 10-Q (filing date: 2014-07-25), 10-Q (filing date: 2014-04-25).
The primary reason for the decrease in Return on Assets (ROA) over Q4 2018 is the decrease in Asset Turnover.
Four-Way Decomposition of ROA
Amazon.com Inc., decomposition of ROA (quarterly data)
Based on: 10-K (filing date: 2019-02-01), 10-Q (filing date: 2018-10-26), 10-Q (filing date: 2018-07-27), 10-Q (filing date: 2018-04-27), 10-K (filing date: 2018-02-02), 10-Q (filing date: 2017-10-27), 10-Q (filing date: 2017-07-28), 10-Q (filing date: 2017-04-28), 10-K (filing date: 2017-02-10), 10-Q (filing date: 2016-10-28), 10-Q (filing date: 2016-07-29), 10-Q (filing date: 2016-04-29), 10-K (filing date: 2016-01-29), 10-Q (filing date: 2015-10-23), 10-Q (filing date: 2015-07-24), 10-Q (filing date: 2015-04-24), 10-K (filing date: 2015-01-30), 10-Q (filing date: 2014-10-24), 10-Q (filing date: 2014-07-25), 10-Q (filing date: 2014-04-25).
The primary reason for the decrease in Return on Assets (ROA) over Q4 2018 is the decrease in efficiency measured by Asset Turnover.
Decomposition of Net Profit Margin
Amazon.com Inc., decomposition of Net Profit Margin (quarterly data)
Based on: 10-K (filing date: 2019-02-01), 10-Q (filing date: 2018-10-26), 10-Q (filing date: 2018-07-27), 10-Q (filing date: 2018-04-27), 10-K (filing date: 2018-02-02), 10-Q (filing date: 2017-10-27), 10-Q (filing date: 2017-07-28), 10-Q (filing date: 2017-04-28), 10-K (filing date: 2017-02-10), 10-Q (filing date: 2016-10-28), 10-Q (filing date: 2016-07-29), 10-Q (filing date: 2016-04-29), 10-K (filing date: 2016-01-29), 10-Q (filing date: 2015-10-23), 10-Q (filing date: 2015-07-24), 10-Q (filing date: 2015-04-24), 10-K (filing date: 2015-01-30), 10-Q (filing date: 2014-10-24), 10-Q (filing date: 2014-07-25), 10-Q (filing date: 2014-04-25).
The primary reason for the increase in Net Profit Margin over Q4 2018 is the increase in operating profitability measured by EBIT Margin.