Realtek SemiconductorLUX:RTKSM 90 PEG Ratio is 2.53 as of Jul. 06, 2026, which is 63% above its 10-year median of 1.55. GuruFocus rates LUX:RTKSM with a GF Score™ of 90/100 and a GF Value™ of $51.24. The stock has 7 warning signs investors should review. Among 329 Semiconductors companies, Realtek Semiconductor ranks better than 50.15% on this metric.
* 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 Realtek Semiconductor's PEG Ratio or its related term are showing as below:
LUX:RTKSM'
s PEG Ratio Range Over the Past 10 Years
Min: 0.18 Med: 1.55 Max: 5.26
Current: 3.64
During the past 13 years, Realtek Semiconductor's highest PEG Ratio was 5.26. The lowest was 0.18. And the median was 1.55.
LUX:RTKSM's PEG Ratio is ranked better than 50.15% of 329
companies
in the Semiconductors industry
Industry Median: 3.79
vs LUX:RTKSM: 3.64
Peter Lynch thinks a company with a P/E ratio equal to its growth rate is fairly valued.
Realtek Semiconductor (LUX:RTKSM) 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.
* 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 Semiconductors subindustry, Realtek Semiconductor'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.
Realtek Semiconductor PEG Ratio vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Realtek Semiconductor's PEG Ratio distribution charts can be found below:
* The bar in red indicates where Realtek Semiconductor'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.
Realtek Semiconductor (LUX:RTKSM) has a PEG Ratio of 2.53 as of Jul. 06, 2026. Price-earnings to growth ratio is the ratio of price-earnings to a company's earnings growth rate. View historical data on Realtek Semiconductor and its competitors. This is 63% above median its historical median of 1.55. Over the past decade, Realtek Semiconductor's PEG Ratio has ranged from 0.18 to 5.26. According to the industry distribution chart, Realtek Semiconductor ranks #164 out of 329 companies in the Semiconductors industry, placing it in the top 49.8%.
Is Realtek Semiconductor's PEG Ratio too high?
Realtek Semiconductor's current PEG Ratio of 2.53 is 63% above median its 10-year median of 1.55. Over the past 10 years, this metric has ranged from a low of 0.18 to a high of 5.26. The Semiconductors industry median PEG Ratio is 3.79. Realtek Semiconductor's value of 2.53 is 33.2% below this industry median. Based on the distribution chart, Realtek Semiconductor ranks #164 out of 329 companies in the Semiconductors industry, which is above the industry midpoint. Overall, Realtek Semiconductor has a GF Score™ of 90/100, reflecting its overall financial health beyond just this single metric.
How does Realtek Semiconductor's PEG Ratio compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, Realtek Semiconductor ranks #164 out of 329 companies for PEG Ratio. This puts Realtek Semiconductor in the upper half of its industry. The industry median PEG Ratio is 3.79. Realtek Semiconductor's value of 2.53 is 33.2% below this benchmark. Historically, Realtek Semiconductor's own PEG Ratio has ranged from 0.18 to 5.26 over the past decade. While the company's 10-year median is 1.55 vs. the industry median of 3.79, Realtek Semiconductor 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 Semiconductors company?
The median PEG Ratio among Semiconductors companies is 3.79, based on 329 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. Realtek Semiconductor's current PEG Ratio of 2.53 is 33.2% 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 Realtek Semiconductor and its competitors. For the Semiconductors industry, the median PEG Ratio is 3.79 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Realtek Semiconductor's current PEG Ratio is 2.53, which is 63% above median its own 10-year median of 1.55. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Realtek Semiconductor stock overvalued right now?
Realtek Semiconductor (LUX:RTKSM) has a current PEG Ratio of 2.53. The stock's GF Value™ is $51.24, compared to a current price of $70.00 — trading 36.6% above its estimated fair value. The current PEG Ratio is 2.53, which is 63% above median its 10-year median of 1.55 and 33.2% below the Semiconductors industry median of 3.79. Realtek Semiconductor's overall GF Score™ is 90/100 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 Realtek Semiconductor (LUX:RTKSM), the current PEG Ratio is 2.53 as of Jul. 06, 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 Realtek Semiconductor (LUX:RTKSM) Overvalued in 2026?
Based on GuruFocus' analysis, Realtek Semiconductor stock appears to be overvalued.
The current stock price of $70.00 is trading 36.6% above its estimated GF Value™ of $51.24.
Key valuation signals for LUX:RTKSM:
PEG Ratio: 2.53 (63% above median its 10-year median of 1.55)
GF Value™: $51.24 vs. price of $70.00 (36.6% above fair value)
Industry Position: 33.2% below the Semiconductors median (#164 of 329)
No single metric tells the full story. See the LUX:RTKSM stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Realtek Semiconductor Corp is engaged in researching, developing, manufacturing, and selling various integrated circuits and related application software. The products of the company include Connected Media ICs, Communications Network ICs, Computer Peripheral ICs, Multimedia ICs, Smart Interconnect ICs and others. The company derives maximum revenue from the Asian region followed by Taiwan.
90GF Score
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