The Gross Margin of UMC Inc (UMCN) is 30.97%.
Gross Margin represents the percentage of revenue that exceeds the cost of goods sold. It reflects a company's efficiency in producing and selling its products.
| Date | Value |
|---|---|
| 2005-12-31 | 30.97% |
| 2004-12-31 | 34.51% |
| 2003-12-31 | 29.37% |
| 2002-12-31 | 29.91% |
| 2001-12-31 | 33.71% |
| 2000-12-31 | 24.20% |
| 1999-12-31 | 33.97% |
| 1998-12-31 | 34.40% |
| 1997-12-31 | 31.41% |
| 1996-12-31 | 40.00% |