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.
APAC Opto ElectronicsROCO:4908 +0.65%64 EBITDA Margin % is 27.09% as of Dec. 2025, which is 13% above its 10-year median of 23.88. GuruFocus rates ROCO:4908 with a GF Score™ of 64/100 and a GF Value™ of NT$74.36 (Significantly Overvalued). The stock has 2 warning signs investors should review. Among 2,477 Hardware companies, APAC Opto Electronics ranks better than 91.6% on this metric.
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.
APAC Opto Electronics EBITDA Margin % Related Terms
APAC Opto Electronics EBITDA Margin % Historical Data
* Premium members only.
The historical data trend for APAC Opto Electronics'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.
ROCO:4908 vs CSCO, CIEN, MSI: EBITDA Margin % Comparison
For the Communication Equipment subindustry, APAC Opto Electronics'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.
APAC Opto Electronics EBITDA Margin % vs Hardware Industry
For the Hardware industry and Technology sector, APAC Opto Electronics's EBITDA Margin % distribution charts can be found below:
* The bar in red indicates where APAC Opto Electronics'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.
APAC Opto Electronics (ROCO:4908) has a EBITDA Margin % of 27.09% 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 APAC Opto Electronics and its competitors. This is 13% above median its historical median of 23.88. Over the past decade, APAC Opto Electronics' EBITDA Margin % has ranged from 14.62 to 37.70. According to the industry distribution chart, APAC Opto Electronics ranks #208 out of 2477 companies in the Hardware industry, placing it in the top 8.4%.
Is APAC Opto Electronics' EBITDA Margin % too high?
APAC Opto Electronics' current EBITDA Margin % of 27.09% is 13% above median its 10-year median of 23.88. Over the past 10 years, this metric has ranged from a low of 14.62 to a high of 37.70. The Hardware industry median EBITDA Margin % is 7.01. APAC Opto Electronics' value of 27.09% is 286.4% above this industry median. Based on the distribution chart, APAC Opto Electronics ranks #208 out of 2477 companies in the Hardware industry, which is in the top quartile — a strong position relative to peers. Overall, APAC Opto Electronics has a GF Score™ of 64/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does APAC Opto Electronics' EBITDA Margin % compare to CSCO and CIEN?
According to the Hardware industry distribution chart, APAC Opto Electronics ranks #208 out of 2477 companies for EBITDA Margin %. This places APAC Opto Electronics in the top 8% of its industry — outperforming the majority of peers. The industry median EBITDA Margin % is 7.01. APAC Opto Electronics' value of 27.09% is 286.4% above this benchmark. Historically, APAC Opto Electronics' own EBITDA Margin % has ranged from 14.62 to 37.70 over the past decade. While the company's 10-year median is 23.88 vs. the industry median of 7.01, APAC Opto Electronics 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 a Hardware company?
The median EBITDA Margin % among Hardware companies is 7.01, based on 2,477 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. APAC Opto Electronics's current EBITDA Margin % of 27.09% is 286.4% 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 APAC Opto Electronics and its competitors. For the Hardware industry, the median EBITDA Margin % is 7.01 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. APAC Opto Electronics's current EBITDA Margin % is 27.09%, which is 13% above median its own 10-year median of 23.88. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is APAC Opto Electronics stock overvalued right now?
Based on GuruFocus' analysis, APAC Opto Electronics (ROCO:4908) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$74.36, compared to a current price of NT$155.50 — trading 109.1% above its estimated fair value. The current EBITDA Margin % is 27.09%, which is 13% above median its 10-year median of 23.88 and 286.4% above the Hardware industry median of 7.01. APAC Opto Electronics' overall GF Score™ is 64/100 with 2 warning signs 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 APAC Opto Electronics (ROCO:4908), the current EBITDA Margin % is 27.09% 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 APAC Opto Electronics (ROCO:4908) Overvalued in 2026?
Based on GuruFocus' analysis, APAC Opto Electronics stock appears to be overvalued.
The current stock price of NT$155.50 is trading 109.1% above its estimated GF Value™ of NT$74.36.
GuruFocus considers APAC Opto Electronics to be Significantly Overvalued.
Key valuation signals for ROCO:4908:
EBITDA Margin %: 27.09% (13% above median its 10-year median of 23.88)
GF Value™: NT$74.36 vs. price of NT$155.50 (109.1% above fair value)
Industry Position: 286.4% above the Hardware median (#208 of 2477)
No single metric tells the full story. See the ROCO:4908 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
APAC Opto Electronics Inc is a manufacturer of wired and wireless communication equipment and electronic components, and the wholesale and retail of telecommunications equipment and electronic materials. The products of the company include optical extender modules, optical transceiver modules, Optical extender modules, and copper transceiver modules.
64GF Score
Get the complete analysis for ROCO:4908
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:4908 has been successfully added to your 
