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* The 5-Year EBITDA Growth Rate is the 5-year average EBITDA per share growth rate. While the denominator is a percentage, we use the whole number as opposed to the decimal form for the calculation. For example, 5% would be shown as 5 as opposed to 0.05. If it's smaller than or equal to 0, then the PEG Ratio is not calculated.
The historical rank and industry rank for Ecocera Optronics Co's PEG Ratio or its related term are showing as below:
ROCO:6597'
s PEG Ratio Range Over the Past 10 Years
Min: 0.59 Med: 0.85 Max: 1.21
Current: 0.83
During the past 12 years, Ecocera Optronics Co's highest PEG Ratio was 1.21. The lowest was 0.59. And the median was 0.85.
ROCO:6597's PEG Ratio is ranked better than 78.78% of 853
companies
in the Hardware industry
Industry Median: 2.2
vs ROCO:6597: 0.83
Peter Lynch thinks a company with a P/E ratio equal to its growth rate is fairly valued.
Ecocera Optronics Co (ROCO:6597) PEG Ratio Explanation
To compare stocks with different growth rates, Peter Lynch invented a ratio called PEG Ratio. PEG Ratio is defined as the P/E ratio divided by the growth ratio. He thinks a company with a P/E ratio equal to its growth rate is fairly valued. Still he said he would rather buy a company growing 20% a year with a P/E of 20, instead of a company growing 10% a year with a P/E of 10.
Ecocera Optronics Co PEG Ratio Related Terms
Ecocera Optronics Co PEG Ratio Historical Data
* Premium members only.
The historical data trend for Ecocera Optronics Co's PEG Ratio 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 Electronic Components subindustry, Ecocera Optronics Co's PEG Ratio, along with its competitors' market caps and PEG Ratio 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.
Ecocera Optronics Co PEG Ratio vs Hardware Industry
For the Hardware industry and Technology sector, Ecocera Optronics Co's PEG Ratio distribution charts can be found below:
* The bar in red indicates where Ecocera Optronics Co's PEG Ratio 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.
* Note: The 5-Year EBITDA Growth Rate is the 5-year average EBITDA per share growth rate. While the denominator is a percentage, we use the whole number as opposed to the decimal form for the calculation. For example, 5% would be shown as 5 as opposed to 0.05. If it's smaller than or equal to 0, then the PEG Ratio is not calculated.
Ecocera Optronics Co (ROCO:6597) has a PEG Ratio of 0.82 as of Jul. 14, 2026. Price-earnings to growth ratio is the ratio of price-earnings to a company's earnings growth rate. View historical data on Ecocera Optronics Co and its competitors. This is near median its historical median of 0.85. Over the past decade, Ecocera Optronics Co's PEG Ratio has ranged from 0.59 to 1.21. According to the industry distribution chart, Ecocera Optronics Co ranks #181 out of 853 companies in the Hardware industry, placing it in the top 21.2%.
Is Ecocera Optronics Co's PEG Ratio too high?
Ecocera Optronics Co's current PEG Ratio of 0.82 is near median its 10-year median of 0.85. Over the past 10 years, this metric has ranged from a low of 0.59 to a high of 1.21. The Hardware industry median PEG Ratio is 2.20. Ecocera Optronics Co's value of 0.82 is 62.7% below this industry median. Based on the distribution chart, Ecocera Optronics Co ranks #181 out of 853 companies in the Hardware industry, which is in the top quartile — a strong position relative to peers. Overall, Ecocera Optronics Co has a GF Score™ of 88/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Ecocera Optronics Co's PEG Ratio compare to APH and GLW?
According to the Hardware industry distribution chart, Ecocera Optronics Co ranks #181 out of 853 companies for PEG Ratio. This places Ecocera Optronics Co in the top 21% of its industry — outperforming the majority of peers. The industry median PEG Ratio is 2.20. Ecocera Optronics Co's value of 0.82 is 62.7% below this benchmark. Historically, Ecocera Optronics Co's own PEG Ratio has ranged from 0.59 to 1.21 over the past decade. While the company's 10-year median is 0.85 vs. the industry median of 2.20, Ecocera Optronics Co has consistently been below 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 PEG Ratio for a Hardware company?
The median PEG Ratio among Hardware companies is 2.20, based on 853 companies in the industry. Companies in the top quartile (top 25%) have a PEG Ratio significantly above this median, while those in the bottom quartile fall well below. However, PEG Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Ecocera Optronics Co's current PEG Ratio of 0.82 is 62.7% below 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 PEG Ratio mean?
A high PEG Ratio can signal that a stock is expensive relative to its fundamentals. Price-earnings to growth ratio is the ratio of price-earnings to a company's earnings growth rate. View historical data on Ecocera Optronics Co and its competitors. For the Hardware industry, the median PEG Ratio is 2.20 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Ecocera Optronics Co's current PEG Ratio is 0.82, which is near median its own 10-year median of 0.85. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Ecocera Optronics Co stock overvalued right now?
Based on GuruFocus' analysis, Ecocera Optronics Co (ROCO:6597) is currently considered Fairly Valued. The stock's GF Value™ is NT$69.69, compared to a current price of NT$66.40 — trading 4.7% below its estimated fair value. The current PEG Ratio is 0.82, which is near median its 10-year median of 0.85 and 62.7% below the Hardware industry median of 2.20. Ecocera Optronics Co's overall GF Score™ is 88/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PEG Ratio calculated?
PEG Ratio is calculated from a company's financial statements. For Ecocera Optronics Co (ROCO:6597), the current PEG Ratio is 0.82 as of Jul. 14, 2026. 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 Ecocera Optronics Co (ROCO:6597) Overvalued in 2026?
Based on GuruFocus' analysis, Ecocera Optronics Co stock appears to be undervalued.
The current stock price of NT$66.40 is trading 4.7% below its estimated GF Value™ of NT$69.69.
GuruFocus considers Ecocera Optronics Co to be Fairly Valued.
Key valuation signals for ROCO:6597:
PEG Ratio: 0.82 (near median its 10-year median of 0.85)
GF Value™: NT$69.69 vs. price of NT$66.40 (4.7% below fair value)
Industry Position: 62.7% below the Hardware median (#181 of 853)
No single metric tells the full story. See the ROCO:6597 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Ecocera Optronics Co Ltd is a Taiwan-based company engaged in the production of ceramic substrates and ceramic circuit boards. The company's products are used in LED lighting, automotive lighting, mobile phone LED flash, UV, display, and other applications.
88GF Score
Get the complete analysis for ROCO:6597
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