Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
Longwell CoROCO:6290 -2.46%60 EBITDA Margin % is 22.63% as of Dec. 2025, which is 50% above its 10-year median of 15.13. GuruFocus rates ROCO:6290 with a GF Score™ of 60/100 and a GF Value™ of NT$105.20 (Significantly Overvalued). The stock has 1 warning sign investors should review. Among 3,031 Industrial Products companies, Longwell Co ranks better than 85.22% on this metric.
EBITDA Margin % is calculated as EBITDA divided by its Revenue. Longwell Co's EBITDA for the
three
months ended in Dec. 2025 was NT$605 Mil. Longwell Co's Revenue for the
three
months ended in Dec. 2025 was NT$2,674 Mil. Therefore, Longwell Co's EBITDA margin for the quarter that ended in Dec. 2025 was 22.63%.
Longwell Co (ROCO:6290) EBITDA Margin % Explanation
EBITDA Margin % is the ratio of EBITDA divided by net sales or Revenue. It is an performance metric measuring company's operating profitability. EBITDA Margin takes depreciation and amortization, interest expense and tax into account, which makes it easy to compare the relative profitability of companies of different sizes in the same industry.
Longwell Co EBITDA Margin % Related Terms
Longwell Co EBITDA Margin % Historical Data
* Premium members only.
The historical data trend for Longwell Co's EBITDA 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.
For the Electrical Equipment & Parts subindustry, Longwell Co's EBITDA Margin %, along with its competitors' market caps and EBITDA 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.
Longwell Co EBITDA Margin % vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, Longwell Co's EBITDA Margin % distribution charts can be found below:
* The bar in red indicates where Longwell Co's EBITDA 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.
Longwell Co (ROCO:6290) has a EBITDA Margin % of 22.63% as of Dec. 2025. EBITDA Margin is the ratio of EBITDA divided by net sales or Revenue, usually presented in percent. View historical data on Longwell Co and its competitors. This is 50% above median its historical median of 15.13. Over the past decade, Longwell Co's EBITDA Margin % has ranged from 5.68 to 20.40. According to the industry distribution chart, Longwell Co ranks #448 out of 3031 companies in the Industrial Products industry, placing it in the top 14.8%.
Is Longwell Co's EBITDA Margin % too high?
Longwell Co's current EBITDA Margin % of 22.63% is 50% above median its 10-year median of 15.13. Over the past 10 years, this metric has ranged from a low of 5.68 to a high of 20.40. The Industrial Products industry median EBITDA Margin % is 9.45. Longwell Co's value of 22.63% is 139.5% above this industry median. Based on the distribution chart, Longwell Co ranks #448 out of 3031 companies in the Industrial Products industry, which is in the top quartile — a strong position relative to peers. Overall, Longwell Co has a GF Score™ of 60/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Longwell Co's EBITDA Margin % compare to VRT and BE?
According to the Industrial Products industry distribution chart, Longwell Co ranks #448 out of 3031 companies for EBITDA Margin %. This places Longwell Co in the top 15% of its industry — outperforming the majority of peers. The industry median EBITDA Margin % is 9.45. Longwell Co's value of 22.63% is 139.5% above this benchmark. Historically, Longwell Co's own EBITDA Margin % has ranged from 5.68 to 20.40 over the past decade. While the company's 10-year median is 15.13 vs. the industry median of 9.45, Longwell 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 EBITDA Margin % for an Industrial Products company?
The median EBITDA Margin % among Industrial Products companies is 9.45, based on 3,031 companies in the industry. Companies in the top quartile (top 25%) have a EBITDA Margin % significantly above this median, while those in the bottom quartile fall well below. However, EBITDA Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Longwell Co's current EBITDA Margin % of 22.63% is 139.5% 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 EBITDA Margin % mean?
A high EBITDA Margin % can signal that a stock is expensive relative to its fundamentals. EBITDA Margin is the ratio of EBITDA divided by net sales or Revenue, usually presented in percent. View historical data on Longwell Co and its competitors. For the Industrial Products industry, the median EBITDA Margin % is 9.45 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Longwell Co's current EBITDA Margin % is 22.63%, which is 50% above median its own 10-year median of 15.13. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Longwell Co stock overvalued right now?
Based on GuruFocus' analysis, Longwell Co (ROCO:6290) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$105.20, compared to a current price of NT$257.50 — trading 144.8% above its estimated fair value. The current EBITDA Margin % is 22.63%, which is 50% above median its 10-year median of 15.13 and 139.5% above the Industrial Products industry median of 9.45. Longwell Co's overall GF Score™ is 60/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is EBITDA Margin % calculated?
EBITDA Margin % is calculated from a company's financial statements. For Longwell Co (ROCO:6290), the current EBITDA Margin % is 22.63% 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 Longwell Co (ROCO:6290) Overvalued in 2026?
Based on GuruFocus' analysis, Longwell Co stock appears to be overvalued.
The current stock price of NT$257.50 is trading 144.8% above its estimated GF Value™ of NT$105.20.
GuruFocus considers Longwell Co to be Significantly Overvalued.
Key valuation signals for ROCO:6290:
EBITDA Margin %: 22.63% (50% above median its 10-year median of 15.13)
GF Value™: NT$105.20 vs. price of NT$257.50 (144.8% above fair value)
Industry Position: 139.5% above the Industrial Products median (#448 of 3031)
No single metric tells the full story. See the ROCO:6290 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Longwell Co is a cable and electronic components producer based in Taiwan. Its product offerings include high-amperage cables, busbar and busbar connectors, optical cables, power cords, cable assemblies, jumper cords, EV charging kits, data cables, Type-C and USB cables, and other similar products and components. Geographically, the Group generates maximum revenue from China, and the rest from America, Taiwan, Japan, and other markets.
60GF Score
Get the complete analysis for ROCO:6290
EBITDA 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
ROCO:6290 has been successfully added to your 
