United Microelectronics's earnings have been declining at an average annual rate of -5.3%, while the Semiconductor industry saw earnings growing at 0.1% annually. Revenues have been growing at an average rate of 2.2% per year. United Microelectronics's return on equity is 12.3%, and it has net margins of 20.8%.
Key information
-5.27%
Earnings growth rate
-5.91%
EPS growth rate
Semiconductor Industry Growth
12.91%
Revenue growth rate
2.20%
Return on equity
12.27%
Net Margin
20.82%
Next Earnings Update
29 Jul 2026
Recent past performance updates
Recent updates
Revenue & Expenses Breakdown
How United Microelectronics makes and spends money. Based on latest reported earnings, on an LTM basis.
Earnings and Revenue History
BMV:UMC N Revenue, expenses and earnings (TWD Millions)
Date
Revenue
Earnings
G+A Expenses
R&D Expenses
31 Mar 26
240,732
50,111
9,587
18,336
31 Dec 25
237,553
41,716
9,223
17,725
30 Sep 25
236,130
40,158
9,189
17,122
30 Jun 25
237,488
39,648
9,383
16,513
31 Mar 25
235,529
44,532
9,568
16,172
31 Dec 24
232,303
47,211
9,749
15,616
30 Sep 24
226,875
51,909
10,026
15,226
30 Jun 24
223,459
53,408
9,956
14,460
31 Mar 24
222,956
55,263
9,898
13,925
31 Dec 23
222,533
60,990
10,572
13,284
30 Sep 23
235,410
69,143
11,273
12,746
30 Jun 23
253,733
80,168
12,295
12,795
31 Mar 23
269,492
83,574
13,392
12,687
31 Dec 22
278,705
89,479
13,858
12,954
30 Sep 22
269,969
79,546
13,874
12,961
30 Jun 22
250,484
70,010
13,717
12,960
31 Mar 22
229,337
65,160
13,253
12,919
31 Dec 21
213,011
51,246
12,655
12,935
30 Sep 21
199,208
51,027
12,390
12,714
30 Jun 21
188,172
42,673
11,252
12,725
31 Mar 21
181,650
37,410
10,694
12,760
31 Dec 20
176,821
22,861
10,424
12,896
30 Sep 20
173,374
20,278
9,725
13,155
30 Jun 20
166,242
14,101
9,849
12,653
31 Mar 20
157,887
10,713
10,358
12,238
31 Dec 19
148,202
8,155
9,753
11,860
30 Sep 19
141,870
4,164
9,886
12,152
30 Jun 19
143,518
2,956
9,940
12,668
31 Mar 19
146,338
4,874
9,335
12,908
31 Dec 18
151,253
7,678
9,252
13,025
30 Sep 18
152,366
10,599
8,591
12,370
30 Jun 18
150,678
12,351
8,279
12,384
31 Mar 18
149,364
10,791
8,178
12,603
31 Dec 17
149,285
9,677
8,474
13,670
30 Sep 17
150,960
10,711
9,168
14,404
30 Jun 17
151,425
10,213
10,084
14,458
31 Mar 17
150,884
10,698
10,631
14,439
31 Dec 16
147,870
8,621
10,390
13,532
30 Sep 16
143,414
8,733
9,549
12,813
30 Jun 16
140,570
7,467
8,560
12,554
31 Mar 16
141,585
9,484
7,777
12,343
31 Dec 15
144,830
13,254
7,794
12,175
30 Sep 15
148,216
14,852
7,970
12,605
Quality Earnings: UMC N has high quality earnings.
Growing Profit Margin: UMC N's current net profit margins (20.8%) are higher than last year (18.9%).
Free Cash Flow vs Earnings Analysis
Past Earnings Growth Analysis
Earnings Trend: UMC N's earnings have declined by 5.3% per year over the past 5 years.
Accelerating Growth: UMC N's earnings growth over the past year (12.5%) exceeds its 5-year average (-5.3% per year).
Earnings vs Industry: UMC N earnings growth over the past year (12.5%) exceeded the Semiconductor industry 7.6%.
Return on Equity
High ROE: UMC N's Return on Equity (12.3%) is considered low.
Return on Assets
Return on Capital Employed
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Company Analysis and Financial Data Status
Data
Last Updated (UTC time)
Company Analysis
2026/07/06 20:03
End of Day Share Price
2026/07/01 00:00
Earnings
2026/03/31
Annual Earnings
2025/12/31
Data Sources
The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.
* Example for US securities, for non-US equivalent regulatory forms and sources are used.
Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.
Analysis Model and Snowflake
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Industry and Sector Metrics
Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.
Analyst Sources
United Microelectronics Corporation is covered by 41 analysts. 21 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.