TSEC

TSEC Tax Rate

The Effective Tax Rate of TSEC (6443.TW) as of Nov 11, 2026 is -8.46 %. In the previous year, Effective Tax Rate was -0.33 % — a change of 2,435.22% (lower).

Tax Rate

-8.46 %

YoY

2,435.22%

Last updated:

Effective Tax Rate of TSEC is 2025 -8.46 % . Effective Tax Rate of TSEC was 2024 -0.33 % . It decreases by 2,435.22% lower compared to the previous year.

The TSEC Tax Rate history

  • 3 Years

  • 10 Years

  • 25 Years

  • Max

Tax Rate
Date
Tax Rate
Jan 1, 2018
3.38 TWD
Jan 1, 2019
-9.56 TWD
Jan 1, 2020
12.46 TWD
Jan 1, 2021
-3.14 TWD
Jan 1, 2022
-8.11 TWD
Jan 1, 2023
-1.03 TWD
Jan 1, 2024
-0.33 TWD
Jan 1, 2025
-8.46 TWD
The TSEC Tax Rate history
YEARTax RateYoY
-8.46 %+2,435.22%
-0.33 %-67.49%
-1.03 %-87.34%
-8.11 %+158.11%
-3.14 %-125.22%
12.46 %-230.32%
-9.56 %-382.47%
3.38 %-456.61%
-0.95 %-25.76%
-1.28 %-94.18%
-21.95 %+80.08%
-12.19 %—

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TSEC Stock analysis

What does TSEC do? TSEC Corp, also known as Taiwan Semiconductor Energy Company, is a Taiwanese company that was founded in 1997. The company's main focus is on the development of semiconductor technologies that can be used in the production of solar energy and green energy. The company is headquartered in Hsinchu City, Taiwan. History: TSEC Corp was founded in 1997 and started its work as a supplier to the electronics industry. However, the company quickly expanded its activities to the alternative energy market and developed various technologies to improve the use of solar energy. Since its founding, the company has carried out several mergers and acquisitions to strengthen its position in the industry. Meanwhile, TSEC Corp has become one of the leading companies in the renewable energy market and is also listed on the Taiwanese stock exchange. Business model: TSEC Corp is a technology company that focuses on the development of semiconductor technologies that can be used in the generation of solar energy and other green energies. In recent years, the company has invested in numerous projects to improve its technologies and find new solutions for the industry. TSEC Corp works closely with other companies and governments to promote the adoption of new technologies and solutions. Divisions: TSEC Corp has several business divisions that focus on different technology areas and applications. The main area of the company is solar technology, where it specializes in the production of solar cells and modules. TSEC Corp has also focused on the field of storage technology and offers various solutions for energy storage. Another important division of TSEC Corp is lighting technology, where the company develops and produces solutions for LED lighting. Products: TSEC Corp offers a wide range of products that are produced in the company's various business divisions. In the field of solar technology, the company offers solar cells, solar modules, inverters, and mounting systems, among others. In storage technology, TSEC Corp provides solutions for energy storage, such as batteries and battery storage systems. TSEC Corp's lighting technology includes LED lights, light sources, and modules. In summary, TSEC Corp is a Taiwanese company that focuses on the development of technologies for renewable energy. In recent years, the company has carried out several mergers and acquisitions to strengthen its position in the industry. TSEC Corp offers various products in the areas of solar technology, storage technology, and lighting technology, and works closely with other companies and governments to promote the adoption of new technologies and solutions. TSEC is one of the most popular companies on Eulerpool.

Frequently Asked Questions about TSEC stock

Effective Tax Rate of TSEC is -8.46 % in 2025.

Effective Tax Rate of TSEC changed from -0.33 % to -8.46 %, representing a 2,435.22% change. The value is lower than the previous year.

On Eulerpool you can find the complete historical development of Effective Tax Rate TSEC 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 TSEC 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 — TSEC

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