Basis: Trailing twelve months (TTM). Source: stored company filings and market data; unavailable inputs remain N/A.
Is the operating margin high or low?
The operating margin of 19.71% is 20% below its 5-year average of 24.75%, near the low end of its 5-year range (16.91%–40.00%).
1.57% above its 12-month average of 19.40%.
Reported quarterly operating margin; no daily interpolation. Q2 FY2026 (2026-06-30): 21.65%.
OPERATING MARGIN
19.71%
OPERATING MARGIN AVG TTM
19.40%
OPERATING MARGIN AVG 3Y
21.55%
OPERATING MARGIN AVG 5Y
24.75%
OPERATING MARGIN AVG 10Y
16.07%
OPERATING MARGIN AVG 15Y
12.19%
OPERATING MARGIN AVG 20Y
11.49%
CURRENT VS TTM AVG
+1.57%
CURRENT VS 3Y AVG
-8.53%
CURRENT VS 5Y AVG
-20.38%
CURRENT VS 10Y AVG
+22.66%
CURRENT VS 15Y AVG
+61.70%
CURRENT VS 20Y AVG
+71.56%
SECTOR MEDIAN · TECHNOLOGY
14.00%
median of 194 covered companies
CURRENT VS SECTOR MEDIAN
+40.79%
vs the sector median at left
United Microelectronics Corporation
Market Cap
$64.28B
Operating Margin
19.71%
TTM Avg
19.40%
3Y Avg
21.55%
5Y Avg
24.75%
Market Cap
$62.30B
Operating Margin
22.75%
TTM Avg
-4.47%
3Y Avg
-27.45%
5Y Avg
-27.45%
Market Cap
$61.90B
Operating Margin
19.09%
TTM Avg
18.22%
3Y Avg
17.75%
5Y Avg
17.70%
Market Cap
$67.83B
Operating Margin
28.72%
TTM Avg
25.27%
3Y Avg
26.59%
5Y Avg
24.48%
Market Cap
$59.91B
Operating Margin
28.65%
TTM Avg
27.04%
3Y Avg
27.60%
5Y Avg
23.10%
Market Cap
$59.36B
Operating Margin
20.25%
TTM Avg
17.19%
3Y Avg
20.96%
5Y Avg
20.64%
Market Cap
$56.67B
Operating Margin
-112.53%
TTM Avg
-243.80%
3Y Avg
-806.24%
5Y Avg
-536.92%
| NAME | MARKET CAP | OPERATING MARGIN | TTM | 3Y | 5Y |
|---|---|---|---|---|---|
| United Microelectronics Corporation (UMC) | $64.28B | 19.71% | 19.40% | 21.55% | 24.75% |
| Teradyne, Inc. (TER)vs › | $62.33B | 21.74% | 21.40% | 21.97% | 25.01% |
| Astera Labs, Inc. Common Stock (ALAB)vs › | $62.30B | 22.75% | -4.47% | -27.45% | -27.45% |
| TE Connectivity plc (TEL)vs › | $61.90B | 19.09% | 18.22% | 17.75% | 17.70% |
| Monolithic Power Systems, Inc. (MPWR)vs › | $67.83B | 28.72% | 25.27% | 26.59% | 24.48% |
| Coherent, Inc. (COHR)vs › | $60.72B | 11.96% | 11.06% | 7.54% | 9.27% |
| NXP Semiconductors N.V. (NXPI)vs › | $59.91B | 28.65% | 27.04% | 27.60% | 23.10% |
| Keysight Technologies, Inc. (KEYS)vs › | $59.36B | 20.25% | 17.19% | 20.96% | 20.64% |
| Nebius Group N.V. (NBIS)vs › | $56.67B | -112.53% | -243.80% | -806.24% | -536.92% |
| Strategy Inc (MSTR)vs › | $55.35B | -8.57% | -204.19% | -171.77% | -140.59% |
Gross Margin
30.6%
Operating Margin
19.7%
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
| DATE | OPERATING MARGIN |
|---|---|
| 2026-06-30 | 21.65% |
| 2026-03-31 | 18.38% |
| 2025-12-31 | 19.78% |
| 2025-09-30 | 18.80% |
| 2025-06-30 | 18.41% |
| 2025-03-31 | 16.91% |
| 2024-12-31 | 19.80% |
| 2024-09-30 | 23.31% |
| 2024-06-30 | 24.46% |
| 2024-03-31 | 21.35% |
| 2023-12-31 | 22.61% |
| 2023-09-30 | 26.83% |
| 2023-06-30 | 27.84% |
| 2023-03-31 | 26.71% |
| 2022-12-31 | 34.84% |
| 2022-09-30 | 40.00% |
| 2022-06-30 | 39.09% |
| 2022-03-31 | 35.21% |
| 2021-12-31 | 29.81% |
| 2021-09-30 | 27.07% |
| 2021-06-30 | 22.22% |
| 2021-03-31 | 16.18% |
| 2020-12-31 | 9.96% |
| 2020-09-30 | 15.90% |
| 2020-06-30 | 13.17% |
| 2020-03-31 | 8.08% |
| 2019-12-31 | 5.28% |
| 2019-09-30 | 6.65% |
| 2019-06-30 | 4.89% |
| 2019-03-31 | -4.90% |
| 2018-12-31 | -1.99% |
| 2018-09-30 | 6.18% |
| 2018-06-30 | 8.19% |
| 2018-03-31 | 2.05% |
| 2017-12-31 | 5.19% |
| 2017-09-30 | 4.32% |
| 2017-06-30 | 4.44% |
| 2017-03-31 | 3.66% |
| 2016-12-31 | 5.94% |
| 2016-09-30 | 3.89% |
| 2016-06-30 | 6.62% |
| 2016-03-31 | -0.05% |
| 2015-12-31 | 5.55% |
| 2015-09-30 | 2.78% |
| 2015-06-30 | 10.20% |
| 2015-03-31 | 10.89% |
| 2014-12-31 | 12.17% |
| 2014-09-30 | 4.79% |
| 2014-06-30 | 8.13% |
| 2014-03-31 | 2.97% |
| 2013-12-31 | 0.63% |
| 2013-09-30 | 7.17% |
| 2013-06-30 | 3.60% |
| 2013-03-31 | 1.06% |
| 2012-12-31 | -3.23% |
| 2012-09-30 | 6.60% |
| 2012-06-30 | 7.14% |
| 2012-03-31 | 1.01% |
| 2011-12-31 | -5.20% |
| 2011-09-30 | 0.58% |
| 2011-06-30 | 7.93% |
| 2011-03-31 | 12.39% |
| 2010-12-31 | 18.50% |
| 2010-09-30 | 21.01% |
| 2010-06-30 | 17.42% |
| 2010-03-31 | 11.56% |
| 2009-12-31 | 12.63% |
| 2009-09-30 | 14.43% |
| 2009-06-30 | 9.90% |
| 2009-03-31 | -73.04% |
| 2008-12-31 | -9.18% |
| 2008-09-30 | 2.36% |
| 2008-06-30 | 4.11% |
| 2008-03-31 | 0.03% |
| 2007-12-31 | -240.64% |
| 2007-09-30 | 100.00% |
| 2007-06-30 | 1.34% |
| 2007-03-31 | 100.00% |
| 2006-12-31 | -268.15% |
| 2006-09-30 | 100.00% |
| 2006-06-30 | 1.60% |
| 2006-03-31 | 100.00% |
| 2005-12-31 | -61.46% |
| 2005-09-30 | 3.46% |
| 2005-06-30 | -14.23% |
| 2005-03-31 | 100.00% |
| 2004-12-31 | -229.25% |
| 2004-09-30 | 100.00% |
| 2004-06-30 | 100.00% |
| 2004-03-31 | 100.00% |
| 2003-12-31 | -233.47% |
| 2003-09-30 | 100.00% |
| 2003-06-30 | 6.53% |
| 2003-03-31 | 100.00% |
| 2002-12-31 | -284.28% |
| 2002-09-30 | 100.00% |
