* 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 Diamond Electric Holdings Co's PEG Ratio or its related term are showing as below:
TSE:6699'
s PEG Ratio Range Over the Past 10 Years
Min: 0.41 Med: 0.82 Max: 1
Current: 0.49
During the past 8 years, Diamond Electric Holdings Co's highest PEG Ratio was 1.00. The lowest was 0.41. And the median was 0.82.
TSE:6699's PEG Ratio is ranked better than 80% of 670
companies
in the Vehicles & Parts industry
Industry Median: 1.13
vs TSE:6699: 0.49
Peter Lynch thinks a company with a P/E ratio equal to its growth rate is fairly valued.
Diamond Electric Holdings Co (TSE:6699) 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.
Diamond Electric Holdings Co PEG Ratio Related Terms
Diamond Electric Holdings Co PEG Ratio Historical Data
* 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 Auto Parts subindustry, Diamond Electric Holdings 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.
Diamond Electric Holdings Co PEG Ratio vs Vehicles & Parts Industry
For the Vehicles & Parts industry and Consumer Cyclical sector, Diamond Electric Holdings Co's PEG Ratio distribution charts can be found below:
* The bar in red indicates where Diamond Electric Holdings 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.
Diamond Electric Holdings Co (TSE:6699) has a PEG Ratio of 0.49 as of Jul. 11, 2026. Price-earnings to growth ratio is the ratio of price-earnings to a company's earnings growth rate. View historical data on Diamond Electric Holdings Co and its competitors. This is 40% below median its historical median of 0.82. Over the past decade, Diamond Electric Holdings Co's PEG Ratio has ranged from 0.41 to 1.00. According to the industry distribution chart, Diamond Electric Holdings Co ranks #134 out of 670 companies in the Vehicles & Parts industry, placing it in the top 20%.
Is Diamond Electric Holdings Co's PEG Ratio too high?
Diamond Electric Holdings Co's current PEG Ratio of 0.49 is 40% below median its 10-year median of 0.82. Over the past 10 years, this metric has ranged from a low of 0.41 to a high of 1.00. The Vehicles & Parts industry median PEG Ratio is 1.13. Diamond Electric Holdings Co's value of 0.49 is 56.6% below this industry median. Based on the distribution chart, Diamond Electric Holdings Co ranks #134 out of 670 companies in the Vehicles & Parts industry, which is in the top quartile — a strong position relative to peers. Overall, Diamond Electric Holdings Co has a GF Score™ of 53/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Diamond Electric Holdings Co's PEG Ratio compare to ORLY and AZO?
According to the Vehicles & Parts industry distribution chart, Diamond Electric Holdings Co ranks #134 out of 670 companies for PEG Ratio. This places Diamond Electric Holdings Co in the top 20% of its industry — outperforming the majority of peers. The industry median PEG Ratio is 1.13. Diamond Electric Holdings Co's value of 0.49 is 56.6% below this benchmark. Historically, Diamond Electric Holdings Co's own PEG Ratio has ranged from 0.41 to 1.00 over the past decade. While the company's 10-year median is 0.82 vs. the industry median of 1.13, Diamond Electric Holdings 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 Vehicles & Parts company?
The median PEG Ratio among Vehicles & Parts companies is 1.13, based on 670 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. Diamond Electric Holdings Co's current PEG Ratio of 0.49 is 56.6% 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 Diamond Electric Holdings Co and its competitors. For the Vehicles & Parts industry, the median PEG Ratio is 1.13 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Diamond Electric Holdings Co's current PEG Ratio is 0.49, which is 40% below median its own 10-year median of 0.82. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Diamond Electric Holdings Co stock overvalued right now?
Based on GuruFocus' analysis, Diamond Electric Holdings Co (TSE:6699) is currently considered Modestly Undervalued. The stock's GF Value™ is 円635.07, compared to a current price of 円494.00 — trading 22.2% below its estimated fair value. The current PEG Ratio is 0.49, which is 40% below median its 10-year median of 0.82 and 56.6% below the Vehicles & Parts industry median of 1.13. Diamond Electric Holdings Co's overall GF Score™ is 53/100 with 3 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 Diamond Electric Holdings Co (TSE:6699), the current PEG Ratio is 0.49 as of Jul. 11, 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 Diamond Electric Holdings Co (TSE:6699) Overvalued in 2026?
Based on GuruFocus' analysis, Diamond Electric Holdings Co stock appears to be undervalued.
The current stock price of 円494.00 is trading 22.2% below its estimated GF Value™ of 円635.07.
GuruFocus considers Diamond Electric Holdings Co to be Modestly Undervalued.
Key valuation signals for TSE:6699:
PEG Ratio: 0.49 (40% below median its 10-year median of 0.82)
GF Value™: 円635.07 vs. price of 円494.00 (22.2% below fair value)
Industry Position: 56.6% below the Vehicles & Parts median (#134 of 670)
No single metric tells the full story. See the TSE:6699 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Diamond Electric Holdings Co Ltd is engaged in the manufacture and sale of electronic and energy-related components. The company has three reportable segments: Automotive Equipment Business, Energy Solutions Business, and Electronic Equipment Business. The Automotive Equipment segment manufactures ignition coils, transmission switches, rotation sensors, and in-vehicle control boards. The Energy Solutions segment produces power conditioners for solar power generation and energy storage hybrid systems. The Electronic Equipment segment manufactures electronic control devices for fan heaters, air conditioners, water heaters, and other related products such as ignition devices and power conditioners.
53GF Score
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