United Microelectronics (UMC) Gross Margin (2009 - 2026)
United Microelectronics' Gross Margin was 33.95% in the quarter ended Sep 30, 2026, up 4.14 percentage points from 29.81% a year earlier and up 1.47 percentage points from the prior quarter.
United Microelectronics (UMC) Gross Margin (2009 - 2026) Analysis & Trends
On a trailing twelve-month basis, United Microelectronics' Gross Margin was 18.92% through Sep 30, 2026, down 10.02 percentage points year-over-year; for the year ended Dec 31, 2025, it was 29.01%, down 3.56 percentage points from the prior year.
- Gross Margin has now declined for three consecutive years, though with a five-year change of +6.95 percentage points (years ended Dec 2020 to Dec 2025).
- In earlier years, Gross Margin was 32.57% in the year ended Dec 31, 2024 (-2.37 pp), 34.94% in the year ended Dec 31, 2023 (-10.19 pp), 45.12% in the year ended Dec 31, 2022 (+11.30 pp) and 33.82% in the year ended Dec 31, 2021 (+11.77 pp).
- The figure for the quarter ended Sep 30, 2026 marks the highest quarterly Gross Margin since the quarter ended Jun 30, 2024.
- Compared with a year earlier, Gross Margin was higher in three of the last eight quarters, with an average year-over-year change of -3.47 percentage points.
- The best year-over-year quarter for Gross Margin over five years was the quarter ended Sep 30, 2026 (a gain of 4.14 percentage points); the worst was the quarter ended Mar 31, 2022 (a drop of 3128.19 percentage points).
- Per Business Quant data, UMC's Gross Margin in the three quarters before the quarter ended Sep 30, 2026 was 32.48% (quarter ended Jun 30, 2026), 7.40% (quarter ended Mar 31, 2026) and 30.67% (quarter ended Dec 31, 2025).
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Gross Margin (Qtr) |
|---|---|---|---|---|---|
| 1 | SK hynix | 24,980.27 Bn | 24,964.04 Bn | 43.99 Bn | 83.20% |
| 2 | Taiwan Semiconductor Manufacturing | 10,337.48 Bn | 9,919.73 Bn | 31.04 Bn | 66.41% |
| 3 | Nvidia | 3,939.34 Bn | 3,713.50 Bn | 72.14 Bn | 74.98% |
| 4 | Broadcom | 1,653.85 Bn | 1,579.89 Bn | 20.46 Bn | 69.13% |
| 5 | Micron Technology | 880.27 Bn | 785.91 Bn | 47.05 Bn | 86.76% |
| 6 | Advanced Micro Devices | 875.86 Bn | 824.07 Bn | 7.21 Bn | 53.90% |
| 7 | Asml Holding | 576.26 Bn | 531.95 Bn | 5.90 Bn | 52.15% |
| 8 | Intel | 316.79 Bn | 179.50 Bn | 7.10 Bn | 42.97% |
| 9 | Applied Materials | 294.03 Bn | 294.03 Bn | 5.25 Bn | - |
| 10 | United Microelectronics | 38.77 Bn | 23.14 Bn | 788.24 Mn | 33.95% |
Historic Data
| Date | Value |
|---|---|
| Sep 30, 2026 | 33.95% |
| Jun 30, 2026 | 32.48% |
| Mar 31, 2026 | 7.40% |
| Dec 31, 2025 | 30.67% |
| Sep 30, 2025 | 29.81% |
| Jun 30, 2025 | 28.72% |
| Mar 31, 2025 | 26.70% |
| Dec 31, 2024 | 30.38% |
| Sep 30, 2024 | 33.78% |
| Jun 30, 2024 | 35.18% |
| Mar 31, 2024 | 30.93% |
| Dec 31, 2023 | 32.40% |
| Sep 30, 2023 | 35.85% |
| Jun 30, 2023 | 35.97% |
| Mar 31, 2023 | 35.46% |
| Dec 31, 2022 | 42.93% |
| Sep 30, 2022 | 47.30% |
| Jun 30, 2022 | 46.45% |
| Mar 31, 2022 | 43.37% |
| Sep 30, 2021 | 2,545.00% |
United Microelectronics Gross Margin API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=gross-margin&ticker=UMC&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "gross-margin", "ticker": "UMC", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=gross-margin&ticker=UMC&period=max&api_key=YOUR_API_KEY");
const data = await res.json();