Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
MapLight TherapeuticsMPLT +1.47%12 PB Ratio is 1.53 as of Aug. 17, 2026. GuruFocus rates MPLT with a GF Score™ of 12/100. The stock has 1 warning sign investors should review. Among 1,219 Biotechnology companies, MapLight Therapeutics ranks better than 72.76% on this metric.
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.
* 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, MapLight Therapeutics'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.
MapLight Therapeutics PB Ratio vs Biotechnology Industry
For the Biotechnology industry and Healthcare sector, MapLight Therapeutics's PB Ratio distribution charts can be found below:
* The bar in red indicates where MapLight Therapeutics'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.
MapLight Therapeutics (MPLT) has a PB Ratio of 1.53 as of Aug. 17, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on MapLight Therapeutics and its competitors. According to the industry distribution chart, MapLight Therapeutics ranks #332 out of 1219 companies in the Biotechnology industry, placing it in the top 27.2%.
Is MapLight Therapeutics' PB Ratio too high?
MapLight Therapeutics' current PB Ratio is 1.53. The Biotechnology industry median PB Ratio is 2.88. MapLight Therapeutics' value of 1.53 is 46.9% below this industry median. Based on the distribution chart, MapLight Therapeutics ranks #332 out of 1219 companies in the Biotechnology industry, which is above the industry midpoint. Overall, MapLight Therapeutics has a GF Score™ of 12/100, reflecting its overall financial health beyond just this single metric.
How does MapLight Therapeutics' PB Ratio compare to SRPT and ZYME?
According to the Biotechnology industry distribution chart, MapLight Therapeutics ranks #332 out of 1219 companies for PB Ratio. This puts MapLight Therapeutics in the upper half of its industry. The industry median PB Ratio is 2.88. MapLight Therapeutics' value of 1.53 is 46.9% below this benchmark. 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 2.88, based on 1,219 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. MapLight Therapeutics's current PB Ratio of 1.53 is 46.9% 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 MapLight Therapeutics and its competitors. For the Biotechnology industry, the median PB Ratio is 2.88 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. MapLight Therapeutics's current PB Ratio is 1.53. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is MapLight Therapeutics stock overvalued right now?
MapLight Therapeutics (MPLT) has a current PB Ratio of 1.53. The current PB Ratio is 1.53 and 46.9% below the Biotechnology industry median of 2.88. MapLight Therapeutics' overall GF Score™ is 12/100 with 1 warning sign 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 MapLight Therapeutics (MPLT), the current PB Ratio is 1.53 as of Aug. 17, 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.
MapLight Therapeutics Inc is a clinical-stage biopharmaceutical company focused on developing treatments for central nervous system disorders. Its discovery platform identifies neural circuits causally linked to disease and targets them for therapeutic modulation, aiming to improve efficacy, safety, tolerability, and ease of use. The company was founded by leaders in psychiatry and neuroscience research to address the lack of circuit-specific pharmacotherapies. Its product candidate, ML-007C-MA, is a fixed-dose combination of an M1/M4 muscarinic agonist and a peripherally acting anticholinergic, being developed for schizophrenia and Alzheimer's disease psychosis, designed to activate central receptors while mitigating peripheral side effects.
12GF Score
Get the complete analysis for MPLT
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
MPLT has been successfully added to your 
