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AmpliTech GroupAMPG +0.58%42 PB Ratio is 1.90 as of Aug. 22, 2026, which is 13% below its 10-year median of 2.19. GuruFocus rates AMPG with a GF Score™ of 42/100 and a GF Value™ of $1.70 (Significantly Overvalued). The stock has 2 warning signs investors should review. Among 2,416 Hardware companies, AmpliTech Group ranks better than 57.24% 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 (2026-08-22), AmpliTech Group's share price is $3.455. AmpliTech Group's Book Value per Share for the quarter that ended in Jun. 2026 was $1.82. Hence, AmpliTech Group's PB Ratio of today is 1.90.
The historical rank and industry rank for AmpliTech Group's PB Ratio or its related term are showing as below:
AMPG'
s PB Ratio Range Over the Past 10 Years
Min: 0.35 Med: 2.19 Max: 159.34
Current: 1.9
During the past 13 years, AmpliTech Group's highest PB Ratio was 159.34. The lowest was 0.35. And the median was 2.19.
AMPG's PB Ratio is ranked better than 57.24% of 2416
companies
in the Hardware industry
Industry Median: 2.27
vs AMPG: 1.90
During the past 12 months, AmpliTech Group's average Book Value Per Share Growth Rate was 4.70% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was -19.00% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 44.30% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 41.20% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of AmpliTech Group was 211.30% per year. The lowest was -363.40% per year. And the median was 48.55% per year.
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.
AmpliTech Group PB Ratio Related Terms
AmpliTech Group PB Ratio Historical Data
* Premium members only.
The historical data trend for AmpliTech Group'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 Communication Equipment subindustry, AmpliTech Group'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.
AmpliTech Group PB Ratio vs Hardware Industry
For the Hardware industry and Technology sector, AmpliTech Group's PB Ratio distribution charts can be found below:
* The bar in red indicates where AmpliTech Group'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.
AmpliTech Group'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.
AmpliTech Group (AMPG) has a PB Ratio of 1.90 as of Aug. 22, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on AmpliTech Group and its competitors. This is 13% below median its historical median of 2.19. Over the past decade, AmpliTech Group's PB Ratio has ranged from 0.35 to 159.34. According to the industry distribution chart, AmpliTech Group ranks #1033 out of 2416 companies in the Hardware industry, placing it in the top 42.8%.
Is AmpliTech Group's PB Ratio too high?
AmpliTech Group's current PB Ratio of 1.90 is 13% below median its 10-year median of 2.19. Over the past 10 years, this metric has ranged from a low of 0.35 to a high of 159.34. The Hardware industry median PB Ratio is 2.27. AmpliTech Group's value of 1.90 is 16.3% below this industry median. Based on the distribution chart, AmpliTech Group ranks #1033 out of 2416 companies in the Hardware industry, which is above the industry midpoint. Overall, AmpliTech Group has a GF Score™ of 42/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does AmpliTech Group's PB Ratio compare to OCC and INSG?
According to the Hardware industry distribution chart, AmpliTech Group ranks #1033 out of 2416 companies for PB Ratio. This puts AmpliTech Group in the upper half of its industry. The industry median PB Ratio is 2.27. AmpliTech Group's value of 1.90 is 16.3% below this benchmark. Historically, AmpliTech Group's own PB Ratio has ranged from 0.35 to 159.34 over the past decade. While the company's 10-year median is 2.19 vs. the industry median of 2.27, AmpliTech Group 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 Hardware company?
The median PB Ratio among Hardware companies is 2.27, based on 2,416 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. AmpliTech Group's current PB Ratio of 1.90 is 16.3% 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 AmpliTech Group and its competitors. For the Hardware industry, the median PB Ratio is 2.27 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. AmpliTech Group's current PB Ratio is 1.90, which is 13% below median its own 10-year median of 2.19. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is AmpliTech Group stock overvalued right now?
Based on GuruFocus' analysis, AmpliTech Group (AMPG) is currently considered Significantly Overvalued. The stock's GF Value™ is $1.70, compared to a current price of $3.46 — trading 103.2% above its estimated fair value. The current PB Ratio is 1.90, which is 13% below median its 10-year median of 2.19 and 16.3% below the Hardware industry median of 2.27. AmpliTech Group's overall GF Score™ is 42/100 with 2 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 AmpliTech Group (AMPG), the current PB Ratio is 1.90 as of Aug. 22, 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 AmpliTech Group (AMPG) Overvalued in 2026?
Based on GuruFocus' analysis, AmpliTech Group stock appears to be overvalued.
The current stock price of $3.46 is trading 103.2% above its estimated GF Value™ of $1.70.
GuruFocus considers AmpliTech Group to be Significantly Overvalued.
Key valuation signals for AMPG:
PB Ratio: 1.90 (13% below median its 10-year median of 2.19)
GF Value™: $1.70 vs. price of $3.46 (103.2% above fair value)
Industry Position: 16.3% below the Hardware median (#1033 of 2416)
No single metric tells the full story. See the AMPG stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
AmpliTech Group Inc designs, develops, engineers, and assembles micro-wave component-based amplifiers that meet individual customer specifications. It operates in two segments: the manufacturing and engineering segment. The products of the company consist of RF amplifiers & related subsystems, operating at multiple frequencies from 50kHz to 44GHz, including Low Noise Amplifiers, Medium Power Amplifiers, cryogenic amplifiers, and custom assemblies. The company also offers non-recurring engineering services on a project-by-project basis, for a predetermined fixed contractual amount, or on a time-plus-material basis. It also operates as a manufacturer, & distributor of cryogenic microwave amplifiers, RF designs, & applications for Wireless Networks & the future of Wireless Communication.
42GF Score
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