United Microelectronics

United Microelectronics Tax Rate

The Effective Tax Rate of United Microelectronics (UMC) as of Nov 12, 2026 is 16.34 %. In the previous year, Effective Tax Rate was 16.21 % — a change of 0.81% (higher).

Tax Rate

16.34 %

YoY

0.81%

Last updated:

Effective Tax Rate of United Microelectronics is 2025 16.34 % . Effective Tax Rate of United Microelectronics was 2024 16.21 % . It decreases by 0.81% higher compared to the previous year.

The United Microelectronics Tax Rate history

  • 3 Years

  • 10 Years

  • 25 Years

  • Max

Tax Rate
Date
Tax Rate
Jan 1, 2018
-53.35 USD
Jan 1, 2019
4.79 USD
Jan 1, 2020
7.50 USD
Jan 1, 2021
13.54 USD
Jan 1, 2022
17.70 USD
Jan 1, 2023
12.14 USD
Jan 1, 2024
16.21 USD
Jan 1, 2025
16.34 USD
The United Microelectronics Tax Rate history
YEARTax RateYoY
16.34 %+0.81%
16.21 %+33.51%
12.14 %-31.40%
17.70 %+30.75%
13.54 %+80.44%
7.50 %+56.54%
4.79 %-108.98%
-53.35 %-512.37%
12.94 %+10.54%
11.70 %+56.18%
7.49 %-67.60%
23.13 %—

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United Microelectronics Stock analysis

What does United Microelectronics do? United Microelectronics Corporation generates revenue through semiconductor wafer foundry services, manufacturing integrated circuits for communication devices, consumer electronics, and computer applications. The company provides circuit design, mask tooling, wafer fabrication, assembly, and testing services to clients in various industries. It also offers venture capital and marketing support, consulting and planning, energy technical services, solar engineering integrated design, research and development, and insurance services as additional revenue streams. Clients include companies in communication, consumer electronics, and computer sectors seeking semiconductor manufacturing solutions. The business model relies on high-volume production of semiconductor wafers for global clients, with services tailored to specific industry needs. United Microelectronics Corporation serves markets across Taiwan, China, Hong Kong, Japan, Korea, the United States, Europe, and internationally, leveraging its global presence to secure contracts. Revenue is derived from both direct manufacturing services and supplementary offerings like R&D support and insurance services. Key segments include communication devices, consumer electronics, and computer applications, where the company's wafer fabrication and assembly services are in high demand. The company's integrated design and engineering services further support clients in developing specialized semiconductor solutions. Venture capital and marketing support are additional services that contribute to the revenue mix. United Microelectronics is one of the most popular companies on Eulerpool.

Frequently Asked Questions about United Microelectronics stock

Effective Tax Rate of United Microelectronics is 16.34 % in 2025.

Effective Tax Rate of United Microelectronics changed from 16.21 % to 16.34 %, representing a 0.81% change. The value is higher than the previous year.

On Eulerpool you can find the complete historical development of Effective Tax Rate United Microelectronics since 2006 – with annual values, charts, and detailed analysis.

The effective tax rate measures the actual percentage of pretax income paid in taxes. It reflects the company's tax efficiency and planning.

A 'good' varies by industry and company stage. On Eulerpool, you can compare Effective Tax Rate's United Microelectronics with sector peers and the industry average to assess whether it is attractive.

To evaluate Effective Tax Rate's, it is essential to compare it with peers in the same industry and sector. On Eulerpool, you can find direct industry comparisons for Effective Tax Rate.

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Margins — United Microelectronics

All Key Metrics — United Microelectronics