Realtek SemiconductorTPE:2379 +2.85%92 Pretax Margin % is 11.36% as of Dec. 2025, which is 5% below its 10-year median of 11.97. GuruFocus rates TPE:2379 with a GF Score™ of 92/100 and a GF Value™ of NT$572.63 (Significantly Overvalued). The stock has 7 warning signs investors should review. Among 1,021 Semiconductors companies, Realtek Semiconductor ranks better than 71.01% on this metric.
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.
Realtek Semiconductor Pretax Margin % Related Terms
Realtek Semiconductor Pretax Margin % Historical Data
* Premium members only.
The historical data trend for Realtek Semiconductor'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:2379 vs NVDA, AVGO, MU: Pretax Margin % Comparison
For the Semiconductors subindustry, Realtek Semiconductor'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.
Realtek Semiconductor Pretax Margin % vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Realtek Semiconductor's Pretax Margin % distribution charts can be found below:
* The bar in red indicates where Realtek Semiconductor'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.
Realtek Semiconductor (TPE:2379) has a Pretax Margin % of 11.36% as of Dec. 2025. Pre-Tax margin is the ratio of total pre-tax income to net sales. View historical data on Realtek Semiconductor and its competitors. This is near median its historical median of 11.97. Over the past decade, Realtek Semiconductor's Pretax Margin % has ranged from 8.57 to 16.66. According to the industry distribution chart, Realtek Semiconductor ranks #296 out of 1021 companies in the Semiconductors industry, placing it in the top 29%.
Is Realtek Semiconductor's Pretax Margin % too high?
Realtek Semiconductor's current Pretax Margin % of 11.36% is near median its 10-year median of 11.97. Over the past 10 years, this metric has ranged from a low of 8.57 to a high of 16.66. The Semiconductors industry median Pretax Margin % is 5.07. Realtek Semiconductor's value of 11.36% is 124.1% above this industry median. Based on the distribution chart, Realtek Semiconductor ranks #296 out of 1021 companies in the Semiconductors industry, which is above the industry midpoint. Overall, Realtek Semiconductor has a GF Score™ of 92/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Realtek Semiconductor's Pretax Margin % compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, Realtek Semiconductor ranks #296 out of 1021 companies for Pretax Margin %. This puts Realtek Semiconductor in the upper half of its industry. The industry median Pretax Margin % is 5.07. Realtek Semiconductor's value of 11.36% is 124.1% above this benchmark. Historically, Realtek Semiconductor's own Pretax Margin % has ranged from 8.57 to 16.66 over the past decade. While the company's 10-year median is 11.97 vs. the industry median of 5.07, Realtek Semiconductor 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 5.07, based on 1,021 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. Realtek Semiconductor's current Pretax Margin % of 11.36% is 124.1% 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 Realtek Semiconductor and its competitors. For the Semiconductors industry, the median Pretax Margin % is 5.07 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Realtek Semiconductor's current Pretax Margin % is 11.36%, which is near median its own 10-year median of 11.97. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Realtek Semiconductor stock overvalued right now?
Based on GuruFocus' analysis, Realtek Semiconductor (TPE:2379) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$572.63, compared to a current price of NT$829.00 — trading 44.8% above its estimated fair value. The current Pretax Margin % is 11.36%, which is near median its 10-year median of 11.97 and 124.1% above the Semiconductors industry median of 5.07. Realtek Semiconductor's overall GF Score™ is 92/100 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 Realtek Semiconductor (TPE:2379), the current Pretax Margin % is 11.36% 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 Realtek Semiconductor (TPE:2379) Overvalued in 2026?
Based on GuruFocus' analysis, Realtek Semiconductor stock appears to be overvalued.
The current stock price of NT$829.00 is trading 44.8% above its estimated GF Value™ of NT$572.63.
GuruFocus considers Realtek Semiconductor to be Significantly Overvalued.
Key valuation signals for TPE:2379:
Pretax Margin %: 11.36% (near median its 10-year median of 11.97)
GF Value™: NT$572.63 vs. price of NT$829.00 (44.8% above fair value)
Industry Position: 124.1% above the Semiconductors median (#296 of 1021)
No single metric tells the full story. See the TPE:2379 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Realtek Semiconductor Corp is engaged in researching, developing, manufacturing, and selling various integrated circuits and related application software. The products of the company include Connected Media ICs, Communications Network ICs, Computer Peripheral ICs, Multimedia ICs, Smart Interconnect ICs and others. The company derives maximum revenue from the Asian region followed by Taiwan.
92GF Score
Get the complete analysis for TPE:2379
Pretax Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
TPE:2379 has been successfully added to your 
