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Te ChangROCO:5511 +1.77%87 Pretax Margin % is 16.44% as of Dec. 2025, which is 48% above its 10-year median of 11.10. GuruFocus rates ROCO:5511 with a GF Score™ of 87/100 and a GF Value™ of NT$62.60 (Fairly Valued). The stock has 5 warning signs investors should review. Among 1,764 Construction companies, Te Chang ranks better than 81.46% on this metric.
Pre-Tax margin is calculated as Pre-Tax Income divided by its Revenue. Te Chang's Pre-Tax Income for the
three
months ended in Dec. 2025 was NT$568 Mil. Te Chang's Revenue for the
three
months ended in Dec. 2025 was NT$3,456 Mil. Therefore, Te Chang's pretax margin for the quarter that ended in Dec. 2025 was 16.44%.
The historical rank and industry rank for Te Chang's Pretax Margin % or its related term are showing as below:
ROCO:5511'
s Pretax Margin % Range Over the Past 10 Years
Min: 8.67 Med: 11.1 Max: 13.65
Current: 13.65
ROCO:5511's Pretax Margin % is ranked better than 81.46% of 1764
companies
in the Construction industry
Industry Median: 5.47
vs ROCO:5511: 13.65
Te Chang (ROCO:5511) Pretax Margin % Explanation
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.
Te Chang Pretax Margin % Related Terms
Te Chang Pretax Margin % Historical Data
* Premium members only.
The historical data trend for Te Chang'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.
ROCO:5511 vs PWR, FIX, EME: Pretax Margin % Comparison
For the Engineering & Construction subindustry, Te Chang'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.
Te Chang Pretax Margin % vs Construction Industry
For the Construction industry and Industrials sector, Te Chang's Pretax Margin % distribution charts can be found below:
* The bar in red indicates where Te Chang'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.
Te Chang (ROCO:5511) has a Pretax Margin % of 16.44% as of Dec. 2025. Pre-Tax margin is the ratio of total pre-tax income to net sales. View historical data on Te Chang and its competitors. This is 48% above median its historical median of 11.10. Over the past decade, Te Chang's Pretax Margin % has ranged from 8.67 to 13.65. According to the industry distribution chart, Te Chang ranks #327 out of 1764 companies in the Construction industry, placing it in the top 18.5%.
Is Te Chang's Pretax Margin % too high?
Te Chang's current Pretax Margin % of 16.44% is 48% above median its 10-year median of 11.10. Over the past 10 years, this metric has ranged from a low of 8.67 to a high of 13.65. The Construction industry median Pretax Margin % is 5.47. Te Chang's value of 16.44% is 200.5% above this industry median. Based on the distribution chart, Te Chang ranks #327 out of 1764 companies in the Construction industry, which is in the top quartile — a strong position relative to peers. Overall, Te Chang has a GF Score™ of 87/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Te Chang's Pretax Margin % compare to PWR and FIX?
According to the Construction industry distribution chart, Te Chang ranks #327 out of 1764 companies for Pretax Margin %. This places Te Chang in the top 19% of its industry — outperforming the majority of peers. The industry median Pretax Margin % is 5.47. Te Chang's value of 16.44% is 200.5% above this benchmark. Historically, Te Chang's own Pretax Margin % has ranged from 8.67 to 13.65 over the past decade. While the company's 10-year median is 11.10 vs. the industry median of 5.47, Te Chang 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 Construction company?
The median Pretax Margin % among Construction companies is 5.47, based on 1,764 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. Te Chang's current Pretax Margin % of 16.44% is 200.5% 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 Te Chang and its competitors. For the Construction industry, the median Pretax Margin % is 5.47 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Te Chang's current Pretax Margin % is 16.44%, which is 48% above median its own 10-year median of 11.10. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Te Chang stock overvalued right now?
Based on GuruFocus' analysis, Te Chang (ROCO:5511) is currently considered Fairly Valued. The stock's GF Value™ is NT$62.60, compared to a current price of NT$71.60 — trading 14.4% above its estimated fair value. The current Pretax Margin % is 16.44%, which is 48% above median its 10-year median of 11.10 and 200.5% above the Construction industry median of 5.47. Te Chang's overall GF Score™ is 87/100 with 5 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 Te Chang (ROCO:5511), the current Pretax Margin % is 16.44% 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 Te Chang (ROCO:5511) Overvalued in 2026?
Based on GuruFocus' analysis, Te Chang stock appears to be overvalued.
The current stock price of NT$71.60 is trading 14.4% above its estimated GF Value™ of NT$62.60.
GuruFocus considers Te Chang to be Fairly Valued.
Key valuation signals for ROCO:5511:
Pretax Margin %: 16.44% (48% above median its 10-year median of 11.10)
GF Value™: NT$62.60 vs. price of NT$71.60 (14.4% above fair value)
Industry Position: 200.5% above the Construction median (#327 of 1764)
No single metric tells the full story. See the ROCO:5511 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Te Chang main business operations include contracting for construction and civil engineering projects. The Group is engaged in the construction and real estate leasing business and is a single reportable segment. The company has presence in Taiwan, and Thailand. The company generates majority of revenue from Taiwan. The company's projects are Hospital Project, School Project, social housing, Factory building project, Commercial buildings, office building, civil Engineering, Other projects.
87GF Score
Get the complete analysis for ROCO:5511
Pretax Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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