United Microelectronics Cash Dividend Coverage Ratio is NA for the Trailing 12 Months (TTM) ending March 31, 2024. The cash dividend coverage ratio assesses a company's ability to cover its dividend payments with its operating cash flow. It is calculated by dividing operating cash flow by dividends paid. This ratio indicates the company's capacity to generate sufficient cash flow to support dividend distributions. A ratio greater than 1 indicates a healthy coverage of dividends, while a ratio less than 1 suggests potential challenges in meeting dividend obligations.