Yankey Engineering CoTPE:6691 -0.50%97 Net Margin % is 14.04% as of Dec. 2025, which is 45% above its 10-year median of 9.67. GuruFocus rates TPE:6691 with a GF Score™ of 97/100 and a GF Value™ of NT$583.08 (Significantly Overvalued). The stock has 7 warning signs investors should review. Among 1,766 Construction companies, Yankey Engineering Co ranks better than 87.37% on this metric.
The historical rank and industry rank for Yankey Engineering Co's Net Margin % or its related term are showing as below:
TPE:6691'
s Net Margin % Range Over the Past 10 Years
Min: 2.75 Med: 9.67 Max: 13.36
Current: 13.36
TPE:6691's Net Margin % is ranked better than 87.37% of 1766
companies
in the Construction industry
Industry Median: 3.92
vs TPE:6691: 13.36
Yankey Engineering Co (TPE:6691) Net Margin % Explanation
Although Net Income and Earnings-per-Share (EPS) are the most widely used parameter in measuring a company's profitability and valuation, it is the least reliable. The reason is that reported earnings can be manipulated easily by adjusting any numbers such as Depreciation, Depletion and Amotorization and non-recurring items.
But the long term trend of the net margin is a good indicator of the competitiveness and health of the business.
Yankey Engineering Co Net Margin % Related Terms
Yankey Engineering Co Net Margin % Historical Data
* Premium members only.
The historical data trend for Yankey Engineering Co's Net 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:6691 vs PWR, FIX, EME: Net Margin % Comparison
For the Engineering & Construction subindustry, Yankey Engineering Co's Net Margin %, along with its competitors' market caps and Net 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.
Yankey Engineering Co Net Margin % vs Construction Industry
For the Construction industry and Industrials sector, Yankey Engineering Co's Net Margin % distribution charts can be found below:
* The bar in red indicates where Yankey Engineering Co's Net 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.
Yankey Engineering Co (TPE:6691) has a Net Margin % of 14.04% as of Dec. 2025. Net margin is the ratio of total net income to net sales. View historical data on Yankey Engineering Co and its competitors. This is 45% above median its historical median of 9.67. Over the past decade, Yankey Engineering Co's Net Margin % has ranged from 2.75 to 13.36. According to the industry distribution chart, Yankey Engineering Co ranks #223 out of 1766 companies in the Construction industry, placing it in the top 12.6%.
Is Yankey Engineering Co's Net Margin % too high?
Yankey Engineering Co's current Net Margin % of 14.04% is 45% above median its 10-year median of 9.67. Over the past 10 years, this metric has ranged from a low of 2.75 to a high of 13.36. The Construction industry median Net Margin % is 3.92. Yankey Engineering Co's value of 14.04% is 258.2% above this industry median. Based on the distribution chart, Yankey Engineering Co ranks #223 out of 1766 companies in the Construction industry, which is in the top quartile — a strong position relative to peers. Overall, Yankey Engineering Co has a GF Score™ of 97/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Yankey Engineering Co's Net Margin % compare to PWR and FIX?
According to the Construction industry distribution chart, Yankey Engineering Co ranks #223 out of 1766 companies for Net Margin %. This places Yankey Engineering Co in the top 13% of its industry — outperforming the majority of peers. The industry median Net Margin % is 3.92. Yankey Engineering Co's value of 14.04% is 258.2% above this benchmark. Historically, Yankey Engineering Co's own Net Margin % has ranged from 2.75 to 13.36 over the past decade. While the company's 10-year median is 9.67 vs. the industry median of 3.92, Yankey Engineering Co 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 Net Margin % for a Construction company?
The median Net Margin % among Construction companies is 3.92, based on 1,766 companies in the industry. Companies in the top quartile (top 25%) have a Net Margin % significantly above this median, while those in the bottom quartile fall well below. However, Net Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Yankey Engineering Co's current Net Margin % of 14.04% is 258.2% 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 Net Margin % mean?
A high Net Margin % can signal that a stock is expensive relative to its fundamentals. Net margin is the ratio of total net income to net sales. View historical data on Yankey Engineering Co and its competitors. For the Construction industry, the median Net Margin % is 3.92 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Yankey Engineering Co's current Net Margin % is 14.04%, which is 45% above median its own 10-year median of 9.67. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Yankey Engineering Co stock overvalued right now?
Based on GuruFocus' analysis, Yankey Engineering Co (TPE:6691) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$583.08, compared to a current price of NT$793.00 — trading 36% above its estimated fair value. The current Net Margin % is 14.04%, which is 45% above median its 10-year median of 9.67 and 258.2% above the Construction industry median of 3.92. Yankey Engineering Co's overall GF Score™ is 97/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Net Margin % calculated?
Net Margin % is calculated from a company's financial statements. For Yankey Engineering Co (TPE:6691), the current Net Margin % is 14.04% 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 Yankey Engineering Co (TPE:6691) Overvalued in 2026?
Based on GuruFocus' analysis, Yankey Engineering Co stock appears to be overvalued.
The current stock price of NT$793.00 is trading 36% above its estimated GF Value™ of NT$583.08.
GuruFocus considers Yankey Engineering Co to be Significantly Overvalued.
Key valuation signals for TPE:6691:
Net Margin %: 14.04% (45% above median its 10-year median of 9.67)
GF Value™: NT$583.08 vs. price of NT$793.00 (36% above fair value)
Industry Position: 258.2% above the Construction median (#223 of 1766)
No single metric tells the full story. See the TPE:6691 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Yankey Engineering Co Ltd is engaged in the design and installation of clean room systems, refrigeration, air conditioning systems, and ice-making systems, as well as the sales of materials for these systems. The various services offered by the company include clean room system engineering, high and low voltage transmission system installation, design and construction of fire, water, and electrical systems, and providing comprehensive MEP (Mechanical, Electrical, Plumbing) turnkey services for commercial office buildings, among others. Geographically, the company generates the majority of its revenue from Taiwan and the rest from China, Thailand, Malaysia, and the USA.
97GF Score
Get the complete analysis for TPE:6691
Net 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:6691 has been successfully added to your 
