United Microelectronics Corporation (UMC) Operating Margin: 18.85%
Is United Microelectronics Corporation’s operating margin high or low?
United Microelectronics Corporation's operating margin of 18.85% is 20% below its 5-year average of 23.47%, near the low end of its 5-year range (12.40%–37.42%).
As of Wednesday, June 24, 2026. 7.42% below its 12-month average of 20.36%.
UMC Operating Margin Chart
Reported annual fiscal-period values; no daily interpolation.
UMC Average Operating Margin Chart
UMC Current vs Average Operating Margin Chart
UMC Operating Margin Metrics
OPERATING MARGIN
18.85%
OPERATING MARGIN AVG TTM
20.36%
OPERATING MARGIN AVG 3Y
26.04%
OPERATING MARGIN AVG 5Y
23.47%
OPERATING MARGIN AVG 10Y
14.90%
OPERATING MARGIN AVG 15Y
12.47%
OPERATING MARGIN AVG 20Y
9.58%
CURRENT VS TTM AVG
-7.42%
CURRENT VS 3Y AVG
-27.60%
CURRENT VS 5Y AVG
-19.68%
CURRENT VS 10Y AVG
+26.48%
CURRENT VS 15Y AVG
+51.21%
CURRENT VS 20Y AVG
+96.69%
UMC Competitors' Operating Margin
| NAME | MARKET CAP | OPERATING MARGIN | TTM | 3Y | 5Y |
|---|---|---|---|---|---|
| United Microelectronics Corporation (UMC) | $65.35B | 18.85% | 20.36% | 26.04% | 23.47% |
| Teradyne, Inc. (TER)vs › | $65.77B | 26.92% | 21.40% | 21.97% | 25.01% |
| Hewlett Packard Enterprise Company (HPE)vs › | $64.79B | 6.60% | 6.45% | 6.93% | 6.89% |
| Motorola Solutions, Inc. (MSI)vs › | $64.65B | 24.84% | 24.98% | 22.80% | 21.71% |
| Lumentum Holdings Inc. (LITE)vs › | $64.41B | 9.53% | -21.44% | -7.93% | -2.80% |
| STMicroelectronics N.V. (STM)vs › | $64.38B | 3.54% | 7.69% | 17.39% | 16.91% |
| Astera Labs, Inc. Common Stock (ALAB)vs › | $68.05B | 22.36% | -4.47% | -27.45% | -27.45% |
| Monolithic Power Systems, Inc. (MPWR)vs › | $69.95B | 27.09% | 25.27% | 26.59% | 24.48% |
| Keysight Technologies, Inc. (KEYS)vs › | $60.25B | 18.17% | 17.19% | 20.96% | 20.64% |
| Intuit Inc (INTU)vs › | $70.59B | 27.47% | 24.21% | 22.62% | 24.13% |
Operating Efficiency
Gross Margin
29.6%
Operating Margin
18.9%
United Microelectronics Corporation Operating Margin Formula & Definition
Operating Margin = Operating Income / Revenue
Operating margin is the percentage of revenue remaining after operating expenses, reflecting operating efficiency.
Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute
United Microelectronics Corporation Operating Margin FAQ
- What is the operating margin for United Microelectronics Corporation (UMC)?
- The operating margin for UMC stock is 18.85%.
- Is United Microelectronics Corporation's operating margin high or low?
- United Microelectronics Corporation's operating margin of 18.85% is 20% below its 5-year average of 23.47%, near the low end of its 5-year range (12.40%–37.42%).
- What is the TTM average operating margin for United Microelectronics Corporation (UMC)?
- The TTM average operating margin for UMC stock is 20.36%.
- What is the 3Y average operating margin for United Microelectronics Corporation (UMC)?
- The 3Y average operating margin for UMC stock is 26.04%.
- What is the 5Y average operating margin for United Microelectronics Corporation (UMC)?
- The 5Y average operating margin for UMC stock is 23.47%.
- What is the 10Y average operating margin for United Microelectronics Corporation (UMC)?
- The 10Y average operating margin for UMC stock is 14.90%.
- What is the 15Y average operating margin for United Microelectronics Corporation (UMC)?
- The 15Y average operating margin for UMC stock is 12.47%.
- What is the 20Y average operating margin for United Microelectronics Corporation (UMC)?
- The 20Y average operating margin for UMC stock is 9.58%.
United Microelectronics Corporation Operating Margin History
| DATE | OPERATING MARGIN |
|---|---|
| 2025-12-31 | 18.50% |
| 2024-12-31 | 22.22% |
| 2023-12-31 | 26.01% |
| 2022-12-31 | 37.42% |
| 2021-12-31 | 24.26% |
| 2020-12-31 | 12.40% |
| 2019-12-31 | 3.30% |
| 2018-12-31 | 3.76% |
| 2017-12-31 | 4.40% |
| 2016-12-31 | 4.19% |
| 2015-12-31 | 7.48% |
| 2014-12-31 | 7.20% |
| 2013-12-31 | 3.26% |
| 2012-12-31 | 3.21% |
| 2011-12-31 | 4.44% |
| 2010-12-31 | 17.41% |
| 2009-12-31 | 2.02% |
| 2008-12-31 | -2.17% |
| 2007-12-31 | 5.40% |
| 2006-12-31 | 4.61% |
| 2005-12-31 | -8.06% |
| 2004-12-31 | 16.88% |
| 2003-12-31 | 10.18% |
| 2002-12-31 | 0.15% |
| 2001-12-31 | -9.18% |
| 2000-12-31 | 41.12% |
| 1999-12-31 | 12.10% |
About United Microelectronics Corporation
United Microelectronics Corporation (UMC) operates as a specialized semiconductor wafer foundry, extending its services globally with operations across Taiwan, Singapore, China, Hong Kong, Japan, the United States, and Europe. The company offers a comprehensive range of solutions, from initial circuit blueprinting and mask generation to wafer manufacturing, final assembly, and rigorous testing. UMC's customer base consists of both integrated device manufacturers and companies focused solely on chip design. This corporation, founded in 1980, has its primary headquarters situated in Hsinchu City, Taiwan.
- Sector
- Technology
- Industry
- Semiconductors
- CEO
- Jason S. Wang