United Microelectronics (2303) Stock Overview
Operates as a semiconductor wafer foundry in Taiwan, China, Hong Kong, Japan, Korea, the United States, Europe, and internationally. More details
| Snowflake Score | |
|---|---|
| Valuation | 5/6 |
| Future Growth | 1/6 |
| Past Performance | 2/6 |
| Financial Health | 6/6 |
| Dividends | 5/6 |
2303 Community Fair Values
Create NarrativeSee what 22 others think this stock is worth. Follow their fair value or set your own to get alerts.
United Microelectronics Corporation Competitors
Price History & Performance
| Historical stock prices | |
|---|---|
| Current Share Price | NT$44.35 |
| 52 Week High | NT$49.80 |
| 52 Week Low | NT$39.50 |
| Beta | 0.95 |
| 1 Month Change | -3.80% |
| 3 Month Change | 7.13% |
| 1 Year Change | -1.22% |
| 3 Year Change | -3.80% |
| 5 Year Change | 15.34% |
| Change since IPO | 1,598.36% |
Recent News & Updates
Recent updates
Returns Are Gaining Momentum At United Microelectronics (TWSE:2303)
Mar 16
Earnings Miss: United Microelectronics Corporation Missed EPS By 5.6% And Analysts Are Revising Their Forecasts
Jan 23United Microelectronics (TWSE:2303) Shareholders Will Want The ROCE Trajectory To Continue
Dec 03
UMC's Tactical Expansion And Innovation Gear Up For Strong Market Growth
Strong demand for specialty technology solutions may boost revenues and market share, with new projects enhancing market position and potential earnings growth.Shareholder Returns
| 2303 | TW Semiconductor | TW Market | |
|---|---|---|---|
| 7D | -1.4% | -3.9% | -3.6% |
| 1Y | -1.2% | 29.0% | 15.5% |
Return vs Industry: 2303 underperformed the TW Semiconductor industry which returned 29% over the past year.
Return vs Market: 2303 underperformed the TW Market which returned 15.5% over the past year.
Price Volatility
| 2303 volatility | |
|---|---|
| 2303 Average Weekly Movement | 3.1% |
| Semiconductor Industry Average Movement | 6.1% |
| Market Average Movement | 4.8% |
| 10% most volatile stocks in TW Market | 8.5% |
| 10% least volatile stocks in TW Market | 2.0% |
Stable Share Price: 2303 has not had significant price volatility in the past 3 months compared to the TW market.
Volatility Over Time: 2303's weekly volatility (3%) has been stable over the past year.
About the Company
| Founded | Employees | CEO | Website |
|---|---|---|---|
| 1980 | n/a | Jason S. Wang | www.umc.com |
United Microelectronics Corporation operates as a semiconductor wafer foundry in Taiwan, China, Hong Kong, Japan, Korea, the United States, Europe, and internationally. The company manufactures and sells integrated circuits. It offers backend and design support services for mobile and wireless communications, IoT and wearables, computing and data processing, and automotive markets.
United Microelectronics Corporation Fundamentals Summary
| 2303 fundamental statistics | |
|---|---|
| Market cap | NT$554.94b |
| Earnings (TTM) | NT$40.16b |
| Revenue (TTM) | NT$236.13b |
Is 2303 overvalued?
See Fair Value and valuation analysisEarnings & Revenue
| 2303 income statement (TTM) | |
|---|---|
| Revenue | NT$236.13b |
| Cost of Revenue | NT$167.84b |
| Gross Profit | NT$68.29b |
| Other Expenses | NT$28.13b |
| Earnings | NT$40.16b |
Last Reported Earnings
Sep 30, 2025
Next Earnings Date
Jan 28, 2026
| Earnings per share (EPS) | 3.20 |
| Gross Margin | 28.92% |
| Net Profit Margin | 17.01% |
| Debt/Equity Ratio | 23.2% |
How did 2303 perform over the long term?
See historical performance and comparisonDividends
Company Analysis and Financial Data Status
| Data | Last Updated (UTC time) |
|---|---|
| Company Analysis | 2025/11/19 14:53 |
| End of Day Share Price | 2025/11/19 00:00 |
| Earnings | 2025/09/30 |
| Annual Earnings | 2024/12/31 |
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.
| Package | Data | Timeframe | Example US Source * |
|---|---|---|---|
| Company Financials | 10 years |
| |
| Analyst Consensus Estimates | +3 years |
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| Market Prices | 30 years |
| |
| Ownership | 10 years |
| |
| Management | 10 years |
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| Key Developments | 10 years |
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* 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
Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.
Learn about the world class team who designed and built the Simply Wall St analysis model.
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. 23 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.
| Analyst | Institution |
|---|---|
| Brett Simpson | Arete Research Services LLP |
| Andrew Lu | Barclays |
| Alex Chang | BNP Paribas |