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Deep FissionFISN +14.18%13 PB Ratio is 32.95 as of Jul. 15, 2026. GuruFocus rates FISN with a GF Score™ of 13/100. The stock has 1 warning sign investors should review. Among 2,981 Industrial Products companies, Deep Fission ranks worse than 98.73% on this metric.
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. As of today (2026-07-15), Deep Fission's share price is $12.16. Deep Fission's Book Value per Share for the quarter that ended in Dec. 2025 was $0.37. Hence, Deep Fission's PB Ratio of today is 32.95.
The historical rank and industry rank for Deep Fission's PB Ratio or its related term are showing as below:
FISN'
s PB Ratio Range Over the Past 10 Years
Min: 0 Med: 0 Max: 34.54
Current: 32.86
During the past 2 years, Deep Fission's highest PB Ratio was 34.54. The lowest was 0.00. And the median was 0.00.
FISN's PB Ratio is ranked worse than 98.73% of 2981
companies
in the Industrial Products industry
Industry Median: 2.17
vs FISN: 32.86
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.
Deep Fission PB Ratio Related Terms
Deep Fission PB Ratio Historical Data
* Premium members only.
The historical data trend for Deep Fission'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.
Deep Fission PB Ratio Chart
Deep Fission Annual Data
Trend
Dec24
Dec25
PB Ratio
0.00
0.00
Deep Fission Semi-Annual Data
Dec24
Dec25
PB Ratio
0.00
0.00
FISN vs EROC, PKOH, KRNT: PB Ratio Comparison
For the Specialty Industrial Machinery subindustry, Deep Fission'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.
Deep Fission PB Ratio vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, Deep Fission's PB Ratio distribution charts can be found below:
* The bar in red indicates where Deep Fission'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.
Deep Fission's PB Ratio for today is calculated as follows:
* 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.
Deep Fission (FISN) has a PB Ratio of 32.95 as of Jul. 15, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Deep Fission and its competitors. According to the industry distribution chart, Deep Fission ranks #2943 out of 2981 companies in the Industrial Products industry, placing it in the top 98.7%.
Is Deep Fission's PB Ratio too high?
Deep Fission's current PB Ratio is 32.95. The Industrial Products industry median PB Ratio is 2.17. Deep Fission's value of 32.95 is 1418.4% above this industry median. Based on the distribution chart, Deep Fission ranks #2943 out of 2981 companies in the Industrial Products industry, which is in the bottom quartile relative to peers. Overall, Deep Fission has a GF Score™ of 13/100, reflecting its overall financial health beyond just this single metric.
How does Deep Fission's PB Ratio compare to EROC and PKOH?
According to the Industrial Products industry distribution chart, Deep Fission ranks #2943 out of 2981 companies for PB Ratio. This places Deep Fission in the lower half of its industry. The industry median PB Ratio is 2.17. Deep Fission's value of 32.95 is 1418.4% above 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 an Industrial Products company?
The median PB Ratio among Industrial Products companies is 2.17, based on 2,981 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. Deep Fission's current PB Ratio of 32.95 is 1418.4% 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 Deep Fission and its competitors. For the Industrial Products industry, the median PB Ratio is 2.17 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Deep Fission's current PB Ratio is 32.95. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Deep Fission stock overvalued right now?
Deep Fission (FISN) has a current PB Ratio of 32.95. The current PB Ratio is 32.95 and 1418.4% above the Industrial Products industry median of 2.17. Deep Fission's overall GF Score™ is 13/100 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 Deep Fission (FISN), the current PB Ratio is 32.95 as of Jul. 15, 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.
Deep Fission Inc is a nuclear energy technology company developing a small modular reactor based on established pressurized water reactor technology, with novel emplacement in deep boreholes approximately one mile below the Earth's surface. Its reactor, which is referred to as the Gravity Reactor, will leverage subsurface conditions to support key containment and operating functions, including the use of hydrostatic pressure from a water column within the borehole to support reactor operating pressure and cooling, and the surrounding geological formation to provide structural confinement and shielding. The group's focus is within the United States, where electricity demand growth, expanding digital infrastructure, and evolving energy policy.
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