Ratios (Summary)
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Sony Corp., profitability ratios
| Mar 31, 2011 | Mar 31, 2010 | Mar 31, 2009 | Mar 31, 2008 | Mar 31, 2007 | Mar 31, 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 Sony Corp. Annual Reports
| Ratio | Description | The company |
|---|---|---|
| Gross profit margin | Gross profit margin indicates the percentage of revenue available to cover operating and other expenditures. | Sony Corp.'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. | Sony Corp.'s operating profit margin improved from 2009 to 2010 and from 2010 to 2011. |
| Net profit margin | An indicator of profitability, calculated as net income divided by revenue. | Sony Corp.'s net profit margin improved from 2009 to 2010 but then deteriorated significantly from 2010 to 2011. |
| ROE | A profitability ratio calculated as net income divided by shareholders' equity. | Sony Corp.'s ROE improved from 2009 to 2010 but then deteriorated significantly from 2010 to 2011. |
| ROA | A profitability ratio calculated as net income divided by total assets. | Sony Corp.'s ROA improved from 2009 to 2010 but then deteriorated significantly from 2010 to 2011. |