GEM ServicesTPE:6525 +9.95%79 Pretax Margin % is 19.73% as of Dec. 2025, which is 12% below its 10-year median of 22.54. GuruFocus rates TPE:6525 with a GF Score™ of 79/100 and a GF Value™ of NT$78.79 (Significantly Overvalued). The stock has 7 warning signs investors should review. Among 1,020 Semiconductors companies, GEM Services ranks better than 78.92% on this metric.
Pre-Tax margin is calculated as Pre-Tax Income divided by its Revenue. GEM Services's Pre-Tax Income for the
three
months ended in Dec. 2025 was NT$263 Mil. GEM Services's Revenue for the
three
months ended in Dec. 2025 was NT$1,335 Mil. Therefore, GEM Services's pretax margin for the quarter that ended in Dec. 2025 was 19.73%.
The historical rank and industry rank for GEM Services's Pretax Margin % or its related term are showing as below:
TPE:6525'
s Pretax Margin % Range Over the Past 10 Years
Min: 16.17 Med: 22.54 Max: 28.05
Current: 19.11
TPE:6525's Pretax Margin % is ranked better than 78.92% of 1020
companies
in the Semiconductors industry
Industry Median: 5.11
vs TPE:6525: 19.11
The pretax margin, as know as pretax profit margin, is widely used to measure the operating efficiency of a company before deducting taxes.
The pretax margin is sometimes preferred over the net margin as tax expenditures can make profitability comparisons between companies misleading.
It is a useful tool to compare companies operating in the same sector and less effective when comparing companies from other sectors as each industry generally has different operating expenses and sales patterns.
The long term trend of the pretax margin is a good indicator of the competitiveness and health of the business.
GEM Services Pretax Margin % Related Terms
GEM Services Pretax Margin % Historical Data
* Premium members only.
The historical data trend for GEM Services's Pretax Margin % 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.
TPE:6525 vs NVDA, AVGO, MU: Pretax Margin % Comparison
For the Semiconductors subindustry, GEM Services's Pretax Margin %, along with its competitors' market caps and Pretax 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.
GEM Services Pretax Margin % vs Semiconductors Industry
For the Semiconductors industry and Technology sector, GEM Services's Pretax Margin % distribution charts can be found below:
* The bar in red indicates where GEM Services's Pretax 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.
GEM Services (TPE:6525) has a Pretax Margin % of 19.73% as of Dec. 2025. Pre-Tax margin is the ratio of total pre-tax income to net sales. View historical data on GEM Services and its competitors. This is 12% below median its historical median of 22.54. Over the past decade, GEM Services' Pretax Margin % has ranged from 16.17 to 28.05. According to the industry distribution chart, GEM Services ranks #215 out of 1020 companies in the Semiconductors industry, placing it in the top 21.1%.
Is GEM Services' Pretax Margin % too high?
GEM Services' current Pretax Margin % of 19.73% is 12% below median its 10-year median of 22.54. Over the past 10 years, this metric has ranged from a low of 16.17 to a high of 28.05. The Semiconductors industry median Pretax Margin % is 5.11. GEM Services' value of 19.73% is 286.1% above this industry median. Based on the distribution chart, GEM Services ranks #215 out of 1020 companies in the Semiconductors industry, which is in the top quartile — a strong position relative to peers. Overall, GEM Services has a GF Score™ of 79/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does GEM Services' Pretax Margin % compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, GEM Services ranks #215 out of 1020 companies for Pretax Margin %. This places GEM Services in the top 21% of its industry — outperforming the majority of peers. The industry median Pretax Margin % is 5.11. GEM Services' value of 19.73% is 286.1% above this benchmark. Historically, GEM Services' own Pretax Margin % has ranged from 16.17 to 28.05 over the past decade. While the company's 10-year median is 22.54 vs. the industry median of 5.11, GEM Services 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 Pretax Margin % for a Semiconductors company?
The median Pretax Margin % among Semiconductors companies is 5.11, based on 1,020 companies in the industry. Companies in the top quartile (top 25%) have a Pretax Margin % significantly above this median, while those in the bottom quartile fall well below. However, Pretax Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. GEM Services's current Pretax Margin % of 19.73% is 286.1% 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 Pretax Margin % mean?
A high Pretax Margin % can signal that a stock is expensive relative to its fundamentals. Pre-Tax margin is the ratio of total pre-tax income to net sales. View historical data on GEM Services and its competitors. For the Semiconductors industry, the median Pretax Margin % is 5.11 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. GEM Services's current Pretax Margin % is 19.73%, which is 12% below median its own 10-year median of 22.54. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is GEM Services stock overvalued right now?
Based on GuruFocus' analysis, GEM Services (TPE:6525) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$78.79, compared to a current price of NT$221.00 — trading 180.5% above its estimated fair value. The current Pretax Margin % is 19.73%, which is 12% below median its 10-year median of 22.54 and 286.1% above the Semiconductors industry median of 5.11. GEM Services' overall GF Score™ is 79/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Pretax Margin % calculated?
Pretax Margin % is calculated from a company's financial statements. For GEM Services (TPE:6525), the current Pretax Margin % is 19.73% as of Dec. 2025. 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 GEM Services (TPE:6525) Overvalued in 2026?
Based on GuruFocus' analysis, GEM Services stock appears to be overvalued.
The current stock price of NT$221.00 is trading 180.5% above its estimated GF Value™ of NT$78.79.
GuruFocus considers GEM Services to be Significantly Overvalued.
Key valuation signals for TPE:6525:
Pretax Margin %: 19.73% (12% below median its 10-year median of 22.54)
GF Value™: NT$78.79 vs. price of NT$221.00 (180.5% above fair value)
Industry Position: 286.1% above the Semiconductors median (#215 of 1020)
No single metric tells the full story. See the TPE:6525 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
GEM Services Inc is a multinational semiconductor assembly and test contractor specializing in small-outline surface-mount packages for power management semiconductors and serving semiconductor manufacturers across communication, computing, industrial, and automotive applications. Its business activities include semiconductor packaging and testing, foundry and plant leasing, with semiconductor products generating the majority of revenue, along with services such as electroplating. The Company provides outsourcing services to IDM and fabless semiconductor companies, including packaging development, wafer processing, assembly, testing, logistics, and reliability services. It operates in Taiwan and Mainland China, with Taiwan generating the majority of revenue.
79GF Score
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