Ratios (Summary)
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Siemens AG, profitability ratios
| Sep 30, 2011 | Sep 30, 2010 | Sep 30, 2009 | Sep 30, 2008 | Sep 30, 2007 | Sep 30, 2006 | ||
|---|---|---|---|---|---|---|---|
| Return on Sales | |||||||
 |
Gross profit margin | % |
% |
% |
% |
% |
% |
|
Operating profit margin | % |
% |
% |
% |
% |
% |
|
Net profit margin | % |
% |
% |
% |
% |
% |
| Return on Investment | |||||||
|
Return on equity (ROE) | % |
% |
% |
% |
% |
% |
|
Return on assets (ROA) | % |
% |
% |
% |
% |
% |
Source: Based on data from Siemens AG Annual Reports
| Ratio | Description | The company |
|---|---|---|
| Gross profit margin | Gross profit margin indicates the percentage of revenue available to cover operating and other expenditures. | Siemens AG's gross profit margin improved from 2009 to 2010 and from 2010 to 2011. |
| Operating profit margin | A profitability ratio calculated as operating income divided by revenue. | Siemens AG's operating profit margin deteriorated from 2009 to 2010 but then improved from 2010 to 2011 exceeding 2009 level. |
| Net profit margin | An indicator of profitability, calculated as net income divided by revenue. | Siemens AG's net profit margin improved from 2009 to 2010 and from 2010 to 2011. |
| ROE | A profitability ratio calculated as net income divided by shareholders' equity. | Siemens AG's ROE improved from 2009 to 2010 and from 2010 to 2011. |
| ROA | A profitability ratio calculated as net income divided by total assets. | Siemens AG's ROA improved from 2009 to 2010 and from 2010 to 2011. |