Payout Ratio
The payout ratio tells you how much of a company's profit it returns to shareholders versus how much it keeps to reinvest in the business. Suppose a company earns EPS of $4.00 and pays a dividend of $2.00 per share. Its payout ratio is 50%. The remaining 50% — called retained earnings — can fund expansion, pay down debt, or build a cash reserve. A ratio above 100% means the company is paying out more than it currently earns, which is mathematically unsustainable over time.
Analysts use the payout ratio primarily as a sustainability check on the dividend yield. A very high yield paired with a very high payout ratio raises a red flag: the company has little buffer if earnings fall. A dividend cut typically causes a sharp share-price reaction, so markets treat payout ratio as an early-warning indicator. Conversely, a very low payout ratio may indicate room for future dividend growth.
Sector norms vary significantly and must be accounted for when reading payout ratios. Mature industries like utilities and consumer staples historically carry high payout ratios because their earnings are stable and predictable. Growth-oriented technology companies often pay little or no dividend, keeping their ratio near zero by design. Comparing ratios across sectors without that context leads to misleading conclusions. Some analysts prefer the cash payout ratio, which uses operating cash flow rather than net income as the denominator, arguing it is harder to manipulate.