Ascent Solar TechnologiesASTI -1.98%30 PB Ratio is 2.80 as of Jul. 01, 2026, which is 12% above its 10-year median of 2.51. GuruFocus rates ASTI with a GF Score™ of 30/100 and a GF Value™ of $0.25 (Significantly Overvalued). The stock has 6 warning signs investors should review. Among 999 Semiconductors companies, Ascent Solar Technologies ranks better than 59.86% on this metric.
The historical rank and industry rank for Ascent Solar Technologies's PB Ratio or its related term are showing as below:
ASTI'
s PB Ratio Range Over the Past 10 Years
Min: 0.58 Med: 2.51 Max: 160.04
Current: 2.8
During the past 13 years, Ascent Solar Technologies's highest PB Ratio was 160.04. The lowest was 0.58. And the median was 2.51.
ASTI's PB Ratio is ranked better than 59.86% of 999
companies
in the Semiconductors industry
Industry Median: 3.81
vs ASTI: 2.80
During the past 12 months, Ascent Solar Technologies's average Book Value Per Share Growth Rate was 17.20% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was -93.20% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Ascent Solar Technologies was -93.20% per year. The lowest was -93.20% per year. And the median was -93.20% per year.
Back to Basics: PB Ratio
Ascent Solar Technologies (NAS:ASTI) 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.
Ascent Solar Technologies PB Ratio Related Terms
Ascent Solar Technologies PB Ratio Historical Data
* 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 Solar subindustry, Ascent Solar Technologies'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.
Ascent Solar Technologies PB Ratio vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Ascent Solar Technologies's PB Ratio distribution charts can be found below:
* The bar in red indicates where Ascent Solar Technologies'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.
Ascent Solar Technologies (ASTI) has a PB Ratio of 2.80 as of Jul. 01, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Ascent Solar Technologies and its competitors. This is 12% above median its historical median of 2.51. Over the past decade, Ascent Solar Technologies' PB Ratio has ranged from 0.58 to 160.04. According to the industry distribution chart, Ascent Solar Technologies ranks #401 out of 999 companies in the Semiconductors industry, placing it in the top 40.1%.
Is Ascent Solar Technologies' PB Ratio too high?
Ascent Solar Technologies' current PB Ratio of 2.80 is 12% above median its 10-year median of 2.51. Over the past 10 years, this metric has ranged from a low of 0.58 to a high of 160.04. The Semiconductors industry median PB Ratio is 3.81. Ascent Solar Technologies' value of 2.80 is 26.5% below this industry median. Based on the distribution chart, Ascent Solar Technologies ranks #401 out of 999 companies in the Semiconductors industry, which is above the industry midpoint. Overall, Ascent Solar Technologies has a GF Score™ of 30/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Ascent Solar Technologies' PB Ratio compare to SPRU and PN?
According to the Semiconductors industry distribution chart, Ascent Solar Technologies ranks #401 out of 999 companies for PB Ratio. This puts Ascent Solar Technologies in the upper half of its industry. The industry median PB Ratio is 3.81. Ascent Solar Technologies' value of 2.80 is 26.5% below this benchmark. Historically, Ascent Solar Technologies' own PB Ratio has ranged from 0.58 to 160.04 over the past decade. While the company's 10-year median is 2.51 vs. the industry median of 3.81, Ascent Solar Technologies 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 3.81, 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. Ascent Solar Technologies's current PB Ratio of 2.80 is 26.5% 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 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 Ascent Solar Technologies and its competitors. For the Semiconductors industry, the median PB Ratio is 3.81 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Ascent Solar Technologies's current PB Ratio is 2.80, which is 12% above median its own 10-year median of 2.51. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Ascent Solar Technologies stock overvalued right now?
Based on GuruFocus' analysis, Ascent Solar Technologies (ASTI) is currently considered Significantly Overvalued. The stock's GF Value™ is $0.25, compared to a current price of $4.95 — trading 1880% above its estimated fair value. The current PB Ratio is 2.80, which is 12% above median its 10-year median of 2.51 and 26.5% below the Semiconductors industry median of 3.81. Ascent Solar Technologies' overall GF Score™ is 30/100 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 Ascent Solar Technologies (ASTI), the current PB Ratio is 2.80 as of Jul. 01, 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 Ascent Solar Technologies (ASTI) Overvalued in 2026?
Based on GuruFocus' analysis, Ascent Solar Technologies stock appears to be overvalued.
The current stock price of $4.95 is trading 1880% above its estimated GF Value™ of $0.25.
GuruFocus considers Ascent Solar Technologies to be Significantly Overvalued.
Key valuation signals for ASTI:
PB Ratio: 2.80 (12% above median its 10-year median of 2.51)
GF Value™: $0.25 vs. price of $4.95 (1880% above fair value)
Industry Position: 26.5% below the Semiconductors median (#401 of 999)
No single metric tells the full story. See the ASTI stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Ascent Solar Technologies Inc is a solar technology company that manufactures and sells photovoltaic (PV) solar modules that are flexible, durable, and possess attractive power to weight and power to area performance. Its technology provides renewable power solutions to high-value production and specialty solar markets where traditional rigid solar panels are not suitable, including space power beaming, aerospace, satellites, near earth orbiting vehicles, fixed wing unmanned aerial vehicles (UAV), aquatic, terrestrial, and other weight-sensitive markets with transformational high quality, value added product applications. It operates in single PV segment that sells PV products and engineering services and currently, is selling it in North America.
30GF Score
Get the complete analysis for ASTI
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
ASTI has been successfully added to your 
