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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
Delta Air Lines Inc., decomposition of ROE (quarterly data)
Based on: 10-Q (filing date: 2018-10-11), 10-Q (filing date: 2018-07-12), 10-Q (filing date: 2018-04-12), 10-K (filing date: 2018-02-23), 10-Q (filing date: 2017-10-11), 10-Q (filing date: 2017-07-13), 10-Q (filing date: 2017-04-12), 10-K (filing date: 2017-02-13), 10-Q (filing date: 2016-10-13), 10-Q (filing date: 2016-07-15), 10-Q (filing date: 2016-04-14), 10-K (filing date: 2016-02-05), 10-Q (filing date: 2015-10-14), 10-Q (filing date: 2015-07-15), 10-Q (filing date: 2015-04-15), 10-K (filing date: 2015-02-11), 10-Q (filing date: 2014-10-24), 10-Q (filing date: 2014-07-24), 10-Q (filing date: 2014-04-24), 10-K (filing date: 2014-02-24), 10-Q (filing date: 2013-10-23), 10-Q (filing date: 2013-08-01), 10-Q (filing date: 2013-04-24).
The primary reason for the decrease in Return on Equity (ROE) over Q3 2018 is the decrease in Financial Leverage.
Three-Component Disaggregation of ROE
Delta Air Lines Inc., decomposition of ROE (quarterly data)
Based on: 10-Q (filing date: 2018-10-11), 10-Q (filing date: 2018-07-12), 10-Q (filing date: 2018-04-12), 10-K (filing date: 2018-02-23), 10-Q (filing date: 2017-10-11), 10-Q (filing date: 2017-07-13), 10-Q (filing date: 2017-04-12), 10-K (filing date: 2017-02-13), 10-Q (filing date: 2016-10-13), 10-Q (filing date: 2016-07-15), 10-Q (filing date: 2016-04-14), 10-K (filing date: 2016-02-05), 10-Q (filing date: 2015-10-14), 10-Q (filing date: 2015-07-15), 10-Q (filing date: 2015-04-15), 10-K (filing date: 2015-02-11), 10-Q (filing date: 2014-10-24), 10-Q (filing date: 2014-07-24), 10-Q (filing date: 2014-04-24), 10-K (filing date: 2014-02-24), 10-Q (filing date: 2013-10-23), 10-Q (filing date: 2013-08-01), 10-Q (filing date: 2013-04-24).
The primary reason for the decrease in Return on Equity (ROE) over Q3 2018 is the decrease in Financial Leverage.
Five-Component Disaggregation of ROE
Delta Air Lines Inc., decomposition of ROE (quarterly data)
Based on: 10-Q (filing date: 2018-10-11), 10-Q (filing date: 2018-07-12), 10-Q (filing date: 2018-04-12), 10-K (filing date: 2018-02-23), 10-Q (filing date: 2017-10-11), 10-Q (filing date: 2017-07-13), 10-Q (filing date: 2017-04-12), 10-K (filing date: 2017-02-13), 10-Q (filing date: 2016-10-13), 10-Q (filing date: 2016-07-15), 10-Q (filing date: 2016-04-14), 10-K (filing date: 2016-02-05), 10-Q (filing date: 2015-10-14), 10-Q (filing date: 2015-07-15), 10-Q (filing date: 2015-04-15), 10-K (filing date: 2015-02-11), 10-Q (filing date: 2014-10-24), 10-Q (filing date: 2014-07-24), 10-Q (filing date: 2014-04-24), 10-K (filing date: 2014-02-24), 10-Q (filing date: 2013-10-23), 10-Q (filing date: 2013-08-01), 10-Q (filing date: 2013-04-24).
The primary reason for the decrease in Return on Equity (ROE) over Q3 2018 is the decrease in Financial Leverage.
Two-Way Decomposition of ROA
Delta Air Lines Inc., decomposition of ROA (quarterly data)
Based on: 10-Q (filing date: 2018-10-11), 10-Q (filing date: 2018-07-12), 10-Q (filing date: 2018-04-12), 10-K (filing date: 2018-02-23), 10-Q (filing date: 2017-10-11), 10-Q (filing date: 2017-07-13), 10-Q (filing date: 2017-04-12), 10-K (filing date: 2017-02-13), 10-Q (filing date: 2016-10-13), 10-Q (filing date: 2016-07-15), 10-Q (filing date: 2016-04-14), 10-K (filing date: 2016-02-05), 10-Q (filing date: 2015-10-14), 10-Q (filing date: 2015-07-15), 10-Q (filing date: 2015-04-15), 10-K (filing date: 2015-02-11), 10-Q (filing date: 2014-10-24), 10-Q (filing date: 2014-07-24), 10-Q (filing date: 2014-04-24), 10-K (filing date: 2014-02-24), 10-Q (filing date: 2013-10-23), 10-Q (filing date: 2013-08-01), 10-Q (filing date: 2013-04-24).
The primary reason for the increase in Return on Assets (ROA) over Q3 2018 is the increase in Asset Turnover.
Four-Way Decomposition of ROA
Delta Air Lines Inc., decomposition of ROA (quarterly data)
Based on: 10-Q (filing date: 2018-10-11), 10-Q (filing date: 2018-07-12), 10-Q (filing date: 2018-04-12), 10-K (filing date: 2018-02-23), 10-Q (filing date: 2017-10-11), 10-Q (filing date: 2017-07-13), 10-Q (filing date: 2017-04-12), 10-K (filing date: 2017-02-13), 10-Q (filing date: 2016-10-13), 10-Q (filing date: 2016-07-15), 10-Q (filing date: 2016-04-14), 10-K (filing date: 2016-02-05), 10-Q (filing date: 2015-10-14), 10-Q (filing date: 2015-07-15), 10-Q (filing date: 2015-04-15), 10-K (filing date: 2015-02-11), 10-Q (filing date: 2014-10-24), 10-Q (filing date: 2014-07-24), 10-Q (filing date: 2014-04-24), 10-K (filing date: 2014-02-24), 10-Q (filing date: 2013-10-23), 10-Q (filing date: 2013-08-01), 10-Q (filing date: 2013-04-24).
The primary reason for the increase in Return on Assets (ROA) over Q3 2018 is the increase in effect of taxes measured by Tax Burden.
Decomposition of Net Profit Margin
Delta Air Lines Inc., decomposition of Net Profit Margin (quarterly data)
Based on: 10-Q (filing date: 2018-10-11), 10-Q (filing date: 2018-07-12), 10-Q (filing date: 2018-04-12), 10-K (filing date: 2018-02-23), 10-Q (filing date: 2017-10-11), 10-Q (filing date: 2017-07-13), 10-Q (filing date: 2017-04-12), 10-K (filing date: 2017-02-13), 10-Q (filing date: 2016-10-13), 10-Q (filing date: 2016-07-15), 10-Q (filing date: 2016-04-14), 10-K (filing date: 2016-02-05), 10-Q (filing date: 2015-10-14), 10-Q (filing date: 2015-07-15), 10-Q (filing date: 2015-04-15), 10-K (filing date: 2015-02-11), 10-Q (filing date: 2014-10-24), 10-Q (filing date: 2014-07-24), 10-Q (filing date: 2014-04-24), 10-K (filing date: 2014-02-24), 10-Q (filing date: 2013-10-23), 10-Q (filing date: 2013-08-01), 10-Q (filing date: 2013-04-24).
The primary reason for the increase in Net Profit Margin over Q3 2018 is the increase in effect of taxes measured by Tax Burden.