IDEAYA BiosciencesIDYA +4.12%54 PB Ratio is 3.53 as of Jul. 05, 2026, which is 36% above its 10-year median of 2.60. GuruFocus rates IDYA with a GF Score™ of 54/100 and a GF Value™ of $205.30 (Possible Value Trap). The stock has 6 warning signs investors should review. Among 1,230 Biotechnology companies, IDEAYA Biosciences ranks worse than 57.32% on this metric.
IDEAYA Biosciences Inc stock PB Ratio (=3.53) is close to 2-year high of 3.53.
The historical rank and industry rank for IDEAYA Biosciences's PB Ratio or its related term are showing as below:
IDYA'
s PB Ratio Range Over the Past 10 Years
Min: 1.22 Med: 2.6 Max: 4.94
Current: 3.53
During the past 9 years, IDEAYA Biosciences's highest PB Ratio was 4.94. The lowest was 1.22. And the median was 2.60.
IDYA's PB Ratio is ranked worse than 57.32% of 1230
companies
in the Biotechnology industry
Industry Median: 2.98
vs IDYA: 3.53
During the past 12 months, IDEAYA Biosciences's average Book Value Per Share Growth Rate was -8.80% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 17.10% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 13.30% per year.
During the past 9 years, the highest 3-Year average Book Value Per Share Growth Rate of IDEAYA Biosciences was 17.10% per year. The lowest was 12.50% per year. And the median was 14.90% per year.
Back to Basics: PB Ratio
IDEAYA Biosciences (NAS:IDYA) 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.
IDEAYA Biosciences PB Ratio Related Terms
IDEAYA Biosciences PB Ratio Historical Data
* Premium members only.
The historical data trend for IDEAYA Biosciences'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 Biotechnology subindustry, IDEAYA Biosciences'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.
IDEAYA Biosciences PB Ratio vs Biotechnology Industry
For the Biotechnology industry and Healthcare sector, IDEAYA Biosciences's PB Ratio distribution charts can be found below:
* The bar in red indicates where IDEAYA Biosciences'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.
IDEAYA Biosciences (IDYA) has a PB Ratio of 3.53 as of Jul. 05, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on IDEAYA Biosciences and its competitors. This is 36% above median its historical median of 2.60. Over the past decade, IDEAYA Biosciences' PB Ratio has ranged from 1.22 to 4.94. According to the industry distribution chart, IDEAYA Biosciences ranks #705 out of 1230 companies in the Biotechnology industry, placing it in the top 57.3%.
Is IDEAYA Biosciences' PB Ratio too high?
IDEAYA Biosciences' current PB Ratio of 3.53 is 36% above median its 10-year median of 2.60. Over the past 10 years, this metric has ranged from a low of 1.22 to a high of 4.94. The Biotechnology industry median PB Ratio is 2.98. IDEAYA Biosciences' value of 3.53 is 18.5% above this industry median. Based on the distribution chart, IDEAYA Biosciences ranks #705 out of 1230 companies in the Biotechnology industry, which is below the industry midpoint. Overall, IDEAYA Biosciences has a GF Score™ of 54/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does IDEAYA Biosciences' PB Ratio compare to PBLS and ELVN?
According to the Biotechnology industry distribution chart, IDEAYA Biosciences ranks #705 out of 1230 companies for PB Ratio. This places IDEAYA Biosciences in the lower half of its industry. The industry median PB Ratio is 2.98. IDEAYA Biosciences' value of 3.53 is 18.5% above this benchmark. Historically, IDEAYA Biosciences' own PB Ratio has ranged from 1.22 to 4.94 over the past decade. While the company's 10-year median is 2.60 vs. the industry median of 2.98, IDEAYA Biosciences has consistently been above 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 Biotechnology company?
The median PB Ratio among Biotechnology companies is 2.98, based on 1,230 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. IDEAYA Biosciences's current PB Ratio of 3.53 is 18.5% above 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 IDEAYA Biosciences and its competitors. For the Biotechnology industry, the median PB Ratio is 2.98 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. IDEAYA Biosciences's current PB Ratio is 3.53, which is 36% above median its own 10-year median of 2.60. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is IDEAYA Biosciences stock overvalued right now?
Based on GuruFocus' analysis, IDEAYA Biosciences (IDYA) is currently considered Possible Value Trap. The stock's GF Value™ is $205.30, compared to a current price of $37.66 — trading 81.7% below its estimated fair value. The current PB Ratio is 3.53, which is 36% above median its 10-year median of 2.60 and 18.5% above the Biotechnology industry median of 2.98. IDEAYA Biosciences' overall GF Score™ is 54/100 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 IDEAYA Biosciences (IDYA), the current PB Ratio is 3.53 as of Jul. 05, 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 IDEAYA Biosciences (IDYA) Overvalued in 2026?
Based on GuruFocus' analysis, IDEAYA Biosciences stock appears to be undervalued.
The current stock price of $37.66 is trading 81.7% below its estimated GF Value™ of $205.30.
GuruFocus considers IDEAYA Biosciences to be Possible Value Trap.
Key valuation signals for IDYA:
PB Ratio: 3.53 (36% above median its 10-year median of 2.60)
GF Value™: $205.30 vs. price of $37.66 (81.7% below fair value)
Industry Position: 18.5% above the Biotechnology median (#705 of 1230)
No single metric tells the full story. See the IDYA stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
IDEAYA Biosciences Inc is an oncology-focused precision medicine company committed to the discovery and development of targeted therapeutics for patient populations selected using molecular diagnostics. Its approach integrates small molecule drug discovery with extensive capabilities in identifying and validating translational biomarkers to develop targeted therapies for select patient populations that are likely to benefit from these targeted therapies. The company's clinical-stage product candidates include darovasertib (PKC), IDE397 (MAT2A), IDE849 (DLL3), IDE275 (Werner Helicase), IDE161 (PARG), and IDE705 (Pol Theta Helicase). In addition, it also working on other development candidates and has multiple earlier-stage preclinical programs.
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