United Microelectronics Corporation (UMC) Earnings History
Steady Earner27 years of earnings data (1999–2025) · Positive but moderate multi-year EPS trajectory
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United Microelectronics Corporation (UMC) Earnings Overview
As of June 23, 2026, United Microelectronics Corporation (UMC) reported trailing twelve-month net income of $50.11B, reflecting -10.7% year-over-year growth. The company earned $20.07 per diluted share over the past four quarters, with a net profit margin of 17.6%.
Looking at the long-term picture, UMC's 5-year EPS compound annual growth rate (CAGR) stands at +7.3%, showing solid earnings momentum. The company achieved its highest annual net income of $89.48B in fiscal 2022.
United Microelectronics Corporation maintains industry-leading profitability with a gross margin of 29.0%, operating margin of 18.5%, and net margin of 17.6%. This margin structure demonstrates strong pricing power and operational efficiency. View revenue history →
Compared to peers including TSM ($1.72T net income, 45.1% margin), GFS ($885M net income, 13.0% margin), IMOS ($832M net income, 2.1% margin), UMC has room to improve margins relative to the peer group. Compare UMC vs TSM →
UMC Earnings vs Peers
Earnings metrics vs comparable public companies
UMC Historical Earnings Data (1999–2025)
27 years| Fiscal Year | Net Income | YoY % | Operating Income | EPS (Diluted) | Net Margin | Op. Margin |
|---|---|---|---|---|---|---|
| 2025 | $41.72B | -11.6% | $43.95B | $16.70 | 17.6% | 18.5% |
| 2024 | $47.21B | -20.9% | $51.61B | $18.70 | 20.3% | 22.2% |
| 2023 | $59.69B | -33.3% | $57.89B | $24.15 | 26.8% | 26.0% |
| 2022 | $89.48B | +74.6% | $104.29B | $34.35 | 32.1% | 37.4% |
| 2021 | $51.25B | +124.2% | $51.69B | $22.40 | 24.1% | 24.3% |
| 2020 | $22.86B | +180.3% | $21.93B | $11.75 | 12.9% | 12.4% |
| 2019 | $8.16B | +6.2% | $4.88B | $3.25 | 5.5% | 3.3% |
| 2018 | $7.68B | -20.3% | $5.68B | $3.00 | 5.1% | 3.8% |
| 2017 | $9.63B | +11.7% | $6.57B | $3.70 | 6.4% | 4.4% |
| 2016 | $8.62B | -35.0% | $6.19B | $3.35 | 5.8% | 4.2% |
| 2015 | $13.25B | +19.3% | $10.84B | $5.10 | 9.2% | 7.5% |
| 2014 | $11.11B | -12.0% | $10.08B | $4.45 | 7.9% | 7.2% |
| 2013 | $12.63B | +107.3% | $4.03B | $4.80 | 10.2% | 3.3% |
| 2012 | $6.09B | -42.6% | $3.71B | $2.30 | 5.3% | 3.2% |
| 2011 | $10.61B | -55.6% | $5.18B | $4.05 | 9.1% | 4.4% |
| 2010 | $23.90B | +516.9% | $22.02B | $9.35 | 18.9% | 17.4% |
| 2009 | $3.87B | +117.3% | $1.85B | $1.50 | 4.2% | 2.0% |
| 2008 | -$22.34B | -231.7% | -$2.10B | $-8.50 | -23.1% | -2.2% |
| 2007 | $16.96B | -48.0% | $6.12B | $5.05 | 15.0% | 5.4% |
| 2006 | $32.61B | +362.9% | $5.16B | $12.00 | 29.1% | 4.6% |
| 2005 | $7.04B | -77.9% | -$8.11B | $2.60 | 7.0% | -8.1% |
| 2004 | $31.89B | +127.9% | $21.84B | $11.50 | 24.6% | 16.9% |
| 2003 | $14.00B | +97.4% | $9.72B | $5.15 | 14.6% | 10.2% |
| 2002 | $7.09B | +324.5% | $113M | $2.65 | 9.4% | 0.1% |
| 2001 | -$3.16B | -106.2% | -$6.41B | $-1.15 | -4.5% | -9.2% |
| 2000 | $50.78B | +375.2% | $47.54B | $19.70 | 43.9% | 41.1% |
| 1999 | $10.69B | - | $4.15B | $5.20 | 31.1% | 12.1% |
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UMC — Frequently Asked Questions
Quick answers to the most common questions about buying UMC stock.
What is UMC earnings per share (EPS)?
UMC trailing twelve-month (TTM) diluted EPS is $20.07, reflecting -10.7% year-over-year growth. The 5-year EPS CAGR is +7.3%. Complete EPS history from 1999 to 2025 is available in the table on this page.
What is United Microelectronics Corporation's net income?
United Microelectronics Corporation (UMC) trailing twelve-month net income is $50.1B as of 2025. Earnings declined -10.7% year-over-year. United Microelectronics Corporation has been profitable for 17 consecutive years.
Is UMC profitable?
Yes, UMC is profitable with a TTM net income of $50.1B and a net profit margin of +17.6%. United Microelectronics Corporation has generated profits for 17 consecutive years.
What is UMC's earnings growth rate?
UMC compound annual EPS growth rates (CAGR): 1-Year: -10.7%, 3-Year: -21.4%, 5-Year: +7.3%, 10-Year: +12.6%. These figures measure the annualised rate of diluted EPS growth over each period, based on data from 1999 to 2025.
What are UMC's profit margins?
United Microelectronics Corporation net profit margin is +17.6%, operating margin is +18.5%, and gross margin is +29.0%. Above-average net margins reflect strong pricing power and competitive moat. Return on Equity is +11.2%.
Is UMC growing earnings?
UMC earnings are declining — EPS fell -10.7% year-over-year. TTM net income dropped to $50.1B. This contrasts with the 5-year CAGR of +7.3%.
What was UMC's best earnings year?
United Microelectronics Corporation's highest annual net income on record is $89.5B, achieved in fiscal year 2022. Earnings history on this page spans 1999 to 2025 and includes all annual and quarterly figures.
What were UMC's earnings last quarter?
UMC's most recent reported quarter was Q1 2026. Net income was $16.2B with diluted EPS of $6.50. For a full breakdown of all quarters, see the quarterly earnings table on this page.