RambusMEX:RMBS 89 PEG Ratio is 0.65 as of Jul. 11, 2026, which is 20% above its 10-year median of 0.54. GuruFocus rates MEX:RMBS with a GF Score™ of 89/100 and a GF Value™ of MXN1,615.19. The stock has 1 warning sign investors should review. Among 329 Semiconductors companies, Rambus ranks better than 89.36% on this metric.
PE Ratio without NRI / 5-Year EBITDA Growth Rate*
PEG Ratio is defined as the PE Ratio without NRI divided by the growth ratio. The growth rate we use is the 5-Year EBITDA growth rate. As of today, Rambus's PE Ratio without NRI is 47.03. Rambus's 5-Year EBITDA growth rate is 71.90%. Therefore, Rambus's PEG Ratio for today is 0.65.
* 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 Rambus's PEG Ratio or its related term are showing as below:
MEX:RMBS'
s PEG Ratio Range Over the Past 10 Years
Min: 0.34 Med: 0.54 Max: 0.85
Current: 0.7
During the past 13 years, Rambus's highest PEG Ratio was 0.85. The lowest was 0.34. And the median was 0.54.
MEX:RMBS's PEG Ratio is ranked better than 89.36% of 329
companies
in the Semiconductors industry
Industry Median: 3.51
vs MEX:RMBS: 0.70
Peter Lynch thinks a company with a P/E ratio equal to its growth rate is fairly valued.
Rambus (MEX:RMBS) 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.
Rambus PEG Ratio Related Terms
Rambus PEG Ratio Historical Data
* Premium members only.
The historical data trend for Rambus'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.
MEX:RMBS vs SMTC, ALGM, SIMO: PEG Ratio Comparison
For the Semiconductors subindustry, Rambus'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.
Rambus PEG Ratio vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Rambus's PEG Ratio distribution charts can be found below:
* The bar in red indicates where Rambus'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.
Rambus (MEX:RMBS) has a PEG Ratio of 0.65 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 Rambus and its competitors. This is 20% above median its historical median of 0.54. Over the past decade, Rambus' PEG Ratio has ranged from 0.34 to 0.85. According to the industry distribution chart, Rambus ranks #35 out of 329 companies in the Semiconductors industry, placing it in the top 10.6%.
Is Rambus' PEG Ratio too high?
Rambus' current PEG Ratio of 0.65 is 20% above median its 10-year median of 0.54. Over the past 10 years, this metric has ranged from a low of 0.34 to a high of 0.85. The Semiconductors industry median PEG Ratio is 3.51. Rambus' value of 0.65 is 81.5% below this industry median. Based on the distribution chart, Rambus ranks #35 out of 329 companies in the Semiconductors industry, which is in the top quartile — a strong position relative to peers. Overall, Rambus has a GF Score™ of 89/100, reflecting its overall financial health beyond just this single metric.
How does Rambus' PEG Ratio compare to SMTC and ALGM?
According to the Semiconductors industry distribution chart, Rambus ranks #35 out of 329 companies for PEG Ratio. This places Rambus in the top 11% of its industry — outperforming the majority of peers. The industry median PEG Ratio is 3.51. Rambus' value of 0.65 is 81.5% below this benchmark. Historically, Rambus' own PEG Ratio has ranged from 0.34 to 0.85 over the past decade. While the company's 10-year median is 0.54 vs. the industry median of 3.51, Rambus 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 3.51, 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. Rambus's current PEG Ratio of 0.65 is 81.5% 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 Rambus and its competitors. For the Semiconductors industry, the median PEG Ratio is 3.51 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Rambus's current PEG Ratio is 0.65, which is 20% above median its own 10-year median of 0.54. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Rambus stock overvalued right now?
Rambus (MEX:RMBS) has a current PEG Ratio of 0.65. The stock's GF Value™ is MXN1,615.19, compared to a current price of MXN1,959.00 — trading 21.3% above its estimated fair value. The current PEG Ratio is 0.65, which is 20% above median its 10-year median of 0.54 and 81.5% below the Semiconductors industry median of 3.51. Rambus' overall GF Score™ is 89/100 with 1 warning sign 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 Rambus (MEX:RMBS), the current PEG Ratio is 0.65 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 Rambus (MEX:RMBS) Overvalued in 2026?
Based on GuruFocus' analysis, Rambus stock appears to be overvalued.
The current stock price of MXN1,959.00 is trading 21.3% above its estimated GF Value™ of MXN1,615.19.
Key valuation signals for MEX:RMBS:
PEG Ratio: 0.65 (20% above median its 10-year median of 0.54)
GF Value™: MXN1,615.19 vs. price of MXN1,959.00 (21.3% above fair value)
Industry Position: 81.5% below the Semiconductors median (#35 of 329)
No single metric tells the full story. See the MEX:RMBS stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Rambus Inc is a semiconductor company providing chips and silicon IP for data-intensive computing systems, focusing on data center and artificial intelligence (AI) infrastructure. The company is at the forefront of enabling the next era of AI-driven computing, addressing challenges of signal and power integrity at increasingly extreme data rates across the data center, edge, and client markets. It offers high-performance memory subsystems, with a balanced and diverse portfolio of products, IP, and patents that maximize performance and security in computationally intensive systems. The company operates in South Korea, Singapore, the United States, and other countries, with the majority of its revenue coming from South Korea.
89GF Score
Get the complete analysis for MEX:RMBS
PEG Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
MEX:RMBS has been successfully added to your 
