United Microelectronics (STU:UMCB) Total Operating Expense: €696 Mil (TTM As of Mar. 2026)

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STU:UMCB United Microelectronics Corp STU:UMCB
81 GF Score
Price €20.80
GF Value €6.93
Valuation Significantly Overvalued
! 9 Warning Signs
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What is United Microelectronics Total Operating Expense?

United Microelectronics STU:UMCB +1.96% 81 Total Operating Expense is €696 Mil as of Mar. 2026. GuruFocus rates STU:UMCB with a GF Score™ of 81/100 and a GF Value™ of €6.93 (Significantly Overvalued). The stock has 9 warning signs investors should review.

United Microelectronics's Total Operating Expense for the three months ended in Mar. 2026 was €179 Mil. United Microelectronics's Total Operating Expense for the trailing twelve months (TTM) ended in Mar. 2026 was €696 Mil.

United Microelectronics Total Operating Expense Related Terms

United Microelectronics Total Operating Expense Historical Data

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The historical data trend for United Microelectronics's Total Operating Expense can be seen below:

* 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 Total Operating Expense Chart

United Microelectronics Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Total Operating Expense
Get a 7-Day Free Trial Premium Member Only Premium Member Only 660.22 682.01 600.18 714.92 687.71

United Microelectronics Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Total Operating Expense Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 160.71 178.84 185.61 152.60 179.12
STU:UMCB
81GF Score
United Microelectronics Corp STU:UMCB
Total Operating Expense is just one metric. See GF Score™, valuation, warning signs, and more.
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United Microelectronics Total Operating Expense Calculation

Total Operating Expense is the primary recurring expense associated with central operations that are incurred in order to generate sales.


Total Operating Expense for the trailing twelve months (TTM) ended in Mar. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was €696 Mil.

* 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.

What does a Total Operating Expense of €696 Mil mean?
United Microelectronics (STU:UMCB) has a Total Operating Expense of €696 Mil as of Mar. 2026. Total operating expense is the primary recurring expense associated with central operations. View historical data on United Microelectronics and its competitors.
Is United Microelectronics' Total Operating Expense too high?
United Microelectronics' current Total Operating Expense is €696 Mil. Overall, United Microelectronics has a GF Score™ of 81/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does United Microelectronics' Total Operating Expense compare to NVDA and AVGO?
United Microelectronics' Total Operating Expense of €696 Mil can be compared against companies in the Semiconductors industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Total Operating Expense for a Semiconductors company?
A good Total Operating Expense depends on the Semiconductors industry context. However, Total Operating Expense should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Total Operating Expense mean?
A high Total Operating Expense can signal that a stock is expensive relative to its fundamentals. Total operating expense is the primary recurring expense associated with central operations. View historical data on United Microelectronics and its competitors. United Microelectronics's current Total Operating Expense is €696 Mil. 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 (STU:UMCB) is currently considered Significantly Overvalued. The stock's GF Value™ is €6.93, compared to a current price of €20.80 — trading 200.1% above its estimated fair value. The current Total Operating Expense is €696 Mil. United Microelectronics' overall GF Score™ is 81/100 with 9 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Total Operating Expense calculated?
Total Operating Expense is calculated from a company's financial statements. For United Microelectronics (STU:UMCB), the current Total Operating Expense is €696 Mil 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 (STU:UMCB) Overvalued in 2026?

Based on GuruFocus' analysis, United Microelectronics stock appears to be overvalued. The current stock price of €20.80 is trading 200.1% above its estimated GF Value™ of €6.93. GuruFocus considers United Microelectronics to be Significantly Overvalued.

Key valuation signals for STU:UMCB:

  • Total Operating Expense: €696 Mil
  • GF Value™: €6.93 vs. price of €20.80 (200.1% above fair value)
  • GF Score™: 81/100 with 9 warning signs

No single metric tells the full story. See the STU:UMCB stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

United Microelectronics Business Description

Address No. 3, Li-Hsin 2nd Road, Hsinchu Science Park, Hsinchu, TWN
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.
81GF Score

Get the complete analysis for STU:UMCB

Total Operating Expense is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€20.80
Price
€6.93
GF Value