Diluted Earnings per Share (Diluted EPS) is a calculation used to gauge the quality of a company's earnings per share (EPS) if all convertible securities were exercised. The calculation takes into account the potential number of shares that could be outstanding if all convertible securities were exercised. This gives investors and analysts a more accurate picture of how the company is performing.The Diluted Earnings per Share (Diluted EPS) figure can be found on most financial websites and in company filings with the Securities and Exchange Commission (SEC). It is important for investors to monitor this figure, as it can provide insight into whether or not a stock might be undervalued or overvalued.