United MicroelectronicsTPE:2303 -8.12%73 OCF Margin % is 36.01% as of Mar. 2026, which is 5% below its 10-year median of 37.92. GuruFocus rates TPE:2303 with a GF Score™ of 73/100 and a GF Value™ of NT$50.78 (Significantly Overvalued). The stock has 9 warning signs investors should review. Among 1,024 Semiconductors companies, United Microelectronics ranks better than 94.63% on this metric.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
TPE:2303 vs NVDA, AVGO, MU: OCF Margin % Comparison
For the Semiconductors subindustry, United Microelectronics's OCF Margin %, along with its competitors' market caps and OCF Margin % data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
United Microelectronics OCF Margin % vs Semiconductors Industry
For the Semiconductors industry and Technology sector, United Microelectronics's OCF Margin % distribution charts can be found below:
* The bar in red indicates where United Microelectronics's OCF Margin % falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
United Microelectronics (TPE:2303) has a OCF Margin % of 36.01% as of Mar. 2026. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on United Microelectronics and its competitors. This is near median its historical median of 37.92. Over the past decade, United Microelectronics' OCF Margin % has ranged from 31.41 to 52.34. According to the industry distribution chart, United Microelectronics ranks #55 out of 1024 companies in the Semiconductors industry, placing it in the top 5.4%.
Is United Microelectronics' OCF Margin % too high?
United Microelectronics' current OCF Margin % of 36.01% is near median its 10-year median of 37.92. Over the past 10 years, this metric has ranged from a low of 31.41 to a high of 52.34. The Semiconductors industry median OCF Margin % is 9.41. United Microelectronics' value of 36.01% is 282.9% above this industry median. Based on the distribution chart, United Microelectronics ranks #55 out of 1024 companies in the Semiconductors industry, which is in the top quartile — a strong position relative to peers. Overall, United Microelectronics has a GF Score™ of 73/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does United Microelectronics' OCF Margin % compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, United Microelectronics ranks #55 out of 1024 companies for OCF Margin %. This places United Microelectronics in the top 5% of its industry — outperforming the majority of peers. The industry median OCF Margin % is 9.41. United Microelectronics' value of 36.01% is 282.9% above this benchmark. Historically, United Microelectronics' own OCF Margin % has ranged from 31.41 to 52.34 over the past decade. While the company's 10-year median is 37.92 vs. the industry median of 9.41, United Microelectronics has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good OCF Margin % for a Semiconductors company?
The median OCF Margin % among Semiconductors companies is 9.41, based on 1,024 companies in the industry. Companies in the top quartile (top 25%) have a OCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, OCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. United Microelectronics's current OCF Margin % of 36.01% is 282.9% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high OCF Margin % mean?
A high OCF Margin % can signal that a stock is expensive relative to its fundamentals. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on United Microelectronics and its competitors. For the Semiconductors industry, the median OCF Margin % is 9.41 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. United Microelectronics's current OCF Margin % is 36.01%, which is near median its own 10-year median of 37.92. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is United Microelectronics stock overvalued right now?
Based on GuruFocus' analysis, United Microelectronics (TPE:2303) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$50.78, compared to a current price of NT$164.00 — trading 223% above its estimated fair value. The current OCF Margin % is 36.01%, which is near median its 10-year median of 37.92 and 282.9% above the Semiconductors industry median of 9.41. United Microelectronics' overall GF Score™ is 73/100 with 9 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is OCF Margin % calculated?
OCF Margin % is calculated from a company's financial statements. For United Microelectronics (TPE:2303), the current OCF Margin % is 36.01% as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is United Microelectronics (TPE:2303) Overvalued in 2026?
Based on GuruFocus' analysis, United Microelectronics stock appears to be overvalued.
The current stock price of NT$164.00 is trading 223% above its estimated GF Value™ of NT$50.78.
GuruFocus considers United Microelectronics to be Significantly Overvalued.
Key valuation signals for TPE:2303:
OCF Margin %: 36.01% (near median its 10-year median of 37.92)
GF Value™: NT$50.78 vs. price of NT$164.00 (223% above fair value)
Industry Position: 282.9% above the Semiconductors median (#55 of 1024)
No single metric tells the full story. See the TPE:2303 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Founded in 1980, United Microelectronics is the world's third-largest dedicated chip foundry, with close to 5% market share in 2025 after TSMC and SMIC. UMC's headquarters are in Hsinchu, Taiwan, and it operates 12 fabs in Taiwan, Mainland China, Japan and Singapore, with additional sales offices in Europe, the US, and South Korea. UMC features a diverse customer base that includes Texas Instruments, MediaTek, Intel, Broadcom, Novatek, and Realtek, supplying a wide range of products applied in communications, display, memory, automotive and more. UMC employs about 19,000 people as of February 2025.
73GF Score
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