Renesas ElectronicsRNECY +2.43%79 PB Ratio is 3.43 as of Jun. 29, 2026, which is 60% above its 10-year median of 2.15. GuruFocus rates RNECY with a GF Score™ of 79/100 and a GF Value™ of $7.12 (Significantly Overvalued). The stock has 6 warning signs investors should review. Among 999 Semiconductors companies, Renesas Electronics ranks better than 52.75% on this metric.
Renesas Electronics Corp stock PB Ratio (=3.43) is close to 5-year high of 3.43.
The historical rank and industry rank for Renesas Electronics's PB Ratio or its related term are showing as below:
RNECY'
s PB Ratio Range Over the Past 10 Years
Min: 0.91 Med: 2.15 Max: 5.2
Current: 3.51
During the past 13 years, Renesas Electronics's highest PB Ratio was 5.20. The lowest was 0.91. And the median was 2.15.
RNECY's PB Ratio is ranked better than 52.75% of 999
companies
in the Semiconductors industry
Industry Median: 3.68
vs RNECY: 3.51
During the past 12 months, Renesas Electronics's average Book Value Per Share Growth Rate was 8.60% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 16.40% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 31.40% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 23.20% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Renesas Electronics was 46.80% per year. The lowest was -46.90% per year. And the median was 6.75% per year.
Back to Basics: PB Ratio
Renesas Electronics (OTCPK:RNECY) PB Ratio Explanation
The PB Ratio works the best for the businesses that earn most of their profit from their assets, e.g. banks and insurance companies.
Be Aware
Some businesses have very light assets, such as software companies or insurance agencies. The PB Ratio does not work well for these companies. Some companies even have negative equity, so the PB Ratio cannot be applied to them.
Renesas Electronics PB Ratio Related Terms
Renesas Electronics PB Ratio Historical Data
* Premium members only.
The historical data trend for Renesas Electronics's PB 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 Semiconductors subindustry, Renesas Electronics's PB Ratio, along with its competitors' market caps and PB 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.
Renesas Electronics PB Ratio vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Renesas Electronics's PB Ratio distribution charts can be found below:
* The bar in red indicates where Renesas Electronics's PB Ratio falls into.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. It is a ratio widely used to value stocks.
* 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.
It can also be calculated from the numbers for the whole company:
A closely related ratio is called Price-to-Tangible-Book. The difference between Price-to-Tangible-Book and PB Ratio is that book value other than intangibles are used in the calculation.
Renesas Electronics (RNECY) has a PB Ratio of 3.43 as of Jun. 29, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Renesas Electronics and its competitors. This is 60% above median its historical median of 2.15. Over the past decade, Renesas Electronics' PB Ratio has ranged from 0.91 to 5.20. According to the industry distribution chart, Renesas Electronics ranks #472 out of 999 companies in the Semiconductors industry, placing it in the top 47.2%.
Is Renesas Electronics' PB Ratio too high?
Renesas Electronics' current PB Ratio of 3.43 is 60% above median its 10-year median of 2.15. Over the past 10 years, this metric has ranged from a low of 0.91 to a high of 5.20. The Semiconductors industry median PB Ratio is 3.68. Renesas Electronics' value of 3.43 is 6.8% below this industry median. Based on the distribution chart, Renesas Electronics ranks #472 out of 999 companies in the Semiconductors industry, which is above the industry midpoint. Overall, Renesas Electronics has a GF Score™ of 79/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Renesas Electronics' PB Ratio compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, Renesas Electronics ranks #472 out of 999 companies for PB Ratio. This puts Renesas Electronics in the upper half of its industry. The industry median PB Ratio is 3.68. Renesas Electronics' value of 3.43 is 6.8% below this benchmark. Historically, Renesas Electronics' own PB Ratio has ranged from 0.91 to 5.20 over the past decade. While the company's 10-year median is 2.15 vs. the industry median of 3.68, Renesas Electronics 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 PB Ratio for a Semiconductors company?
The median PB Ratio among Semiconductors companies is 3.68, based on 999 companies in the industry. Companies in the top quartile (top 25%) have a PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Renesas Electronics's current PB Ratio of 3.43 is 6.8% 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 PB Ratio mean?
A high PB Ratio can signal that a stock is expensive relative to its fundamentals. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Renesas Electronics and its competitors. For the Semiconductors industry, the median PB Ratio is 3.68 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Renesas Electronics's current PB Ratio is 3.43, which is 60% above median its own 10-year median of 2.15. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Renesas Electronics stock overvalued right now?
Based on GuruFocus' analysis, Renesas Electronics (RNECY) is currently considered Significantly Overvalued. The stock's GF Value™ is $7.12, compared to a current price of $15.15 — trading 112.8% above its estimated fair value. The current PB Ratio is 3.43, which is 60% above median its 10-year median of 2.15 and 6.8% below the Semiconductors industry median of 3.68. Renesas Electronics' overall GF Score™ is 79/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PB Ratio calculated?
PB Ratio is calculated from a company's financial statements. For Renesas Electronics (RNECY), the current PB Ratio is 3.43 as of Jun. 29, 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 Renesas Electronics (RNECY) Overvalued in 2026?
Based on GuruFocus' analysis, Renesas Electronics stock appears to be overvalued.
The current stock price of $15.15 is trading 112.8% above its estimated GF Value™ of $7.12.
GuruFocus considers Renesas Electronics to be Significantly Overvalued.
Key valuation signals for RNECY:
PB Ratio: 3.43 (60% above median its 10-year median of 2.15)
GF Value™: $7.12 vs. price of $15.15 (112.8% above fair value)
Industry Position: 6.8% below the Semiconductors median (#472 of 999)
No single metric tells the full story. See the RNECY stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Renesas Electronics is a Japanese broad-based integrated device manufacturer involved in the design and manufacturing of microcontrollers and analog chips, used across automotive, industrial, enterprise, and consumer industries. Headquartered in Tokyo, the company was created through the combination of electronics business units from NEC Electronics, Mitsubishi, and Hitachi. The company's businesses are primarily focused in Asia, where they historically account for 70%-80% of its sales. Renesas is the third- and ninth-largest manufacturer of MCUs and power/analog devices, with a 17% and 3.5% market share, respectively, as of 2024.
79GF Score
Get the complete analysis for RNECY
PB 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
RNECY has been successfully added to your 
