Earth Science TechETST -20.26%37 PB Ratio is 5.63 as of Jul. 03, 2026, which is 57% below its 10-year median of 13.18. GuruFocus rates ETST with a GF Score™ of 37/100 and a GF Value™ of $0.24 (Possible Value Trap). The stock has 3 warning signs investors should review. Among 921 Drug Manufacturers companies, Earth Science Tech ranks worse than 88.49% on this metric.
The historical rank and industry rank for Earth Science Tech's PB Ratio or its related term are showing as below:
ETST'
s PB Ratio Range Over the Past 10 Years
Min: 3.63 Med: 13.18 Max: 869.9
Current: 5.63
During the past 13 years, Earth Science Tech's highest PB Ratio was 869.90. The lowest was 3.63. And the median was 13.18.
ETST's PB Ratio is ranked worse than 88.49% of 921
companies
in the Drug Manufacturers industry
Industry Median: 1.91
vs ETST: 5.63
During the past 12 months, Earth Science Tech's average Book Value Per Share Growth Rate was 84.60% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 81.70% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Earth Science Tech was 81.70% per year. The lowest was -220.80% per year. And the median was -104.10% per year.
Back to Basics: PB Ratio
Earth Science Tech (OTCPK:ETST) 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.
Earth Science Tech PB Ratio Related Terms
Earth Science Tech PB Ratio Historical Data
* Premium members only.
The historical data trend for Earth Science Tech'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 Drug Manufacturers - Specialty & Generic subindustry, Earth Science Tech'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.
Earth Science Tech PB Ratio vs Drug Manufacturers Industry
For the Drug Manufacturers industry and Healthcare sector, Earth Science Tech's PB Ratio distribution charts can be found below:
* The bar in red indicates where Earth Science Tech'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.
Earth Science Tech (ETST) has a PB Ratio of 5.63 as of Jul. 03, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Earth Science Tech and its competitors. This is 57% below median its historical median of 13.18. Over the past decade, Earth Science Tech's PB Ratio has ranged from 3.63 to 869.90. According to the industry distribution chart, Earth Science Tech ranks #815 out of 921 companies in the Drug Manufacturers industry, placing it in the top 88.5%.
Is Earth Science Tech's PB Ratio too high?
Earth Science Tech's current PB Ratio of 5.63 is 57% below median its 10-year median of 13.18. Over the past 10 years, this metric has ranged from a low of 3.63 to a high of 869.90. The Drug Manufacturers industry median PB Ratio is 1.91. Earth Science Tech's value of 5.63 is 194.8% above this industry median. Based on the distribution chart, Earth Science Tech ranks #815 out of 921 companies in the Drug Manufacturers industry, which is in the bottom quartile relative to peers. Overall, Earth Science Tech has a GF Score™ of 37/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does Earth Science Tech's PB Ratio compare to IXHL and BTAI?
According to the Drug Manufacturers industry distribution chart, Earth Science Tech ranks #815 out of 921 companies for PB Ratio. This places Earth Science Tech in the lower half of its industry. The industry median PB Ratio is 1.91. Earth Science Tech's value of 5.63 is 194.8% above this benchmark. Historically, Earth Science Tech's own PB Ratio has ranged from 3.63 to 869.90 over the past decade. While the company's 10-year median is 13.18 vs. the industry median of 1.91, Earth Science Tech 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 Drug Manufacturers company?
The median PB Ratio among Drug Manufacturers companies is 1.91, based on 921 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. Earth Science Tech's current PB Ratio of 5.63 is 194.8% 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 Earth Science Tech and its competitors. For the Drug Manufacturers industry, the median PB Ratio is 1.91 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Earth Science Tech's current PB Ratio is 5.63, which is 57% below median its own 10-year median of 13.18. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Earth Science Tech stock overvalued right now?
Based on GuruFocus' analysis, Earth Science Tech (ETST) is currently considered Possible Value Trap. The stock's GF Value™ is $0.24, compared to a current price of $0.14 — trading 43.8% below its estimated fair value. The current PB Ratio is 5.63, which is 57% below median its 10-year median of 13.18 and 194.8% above the Drug Manufacturers industry median of 1.91. Earth Science Tech's overall GF Score™ is 37/100 with 3 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 Earth Science Tech (ETST), the current PB Ratio is 5.63 as of Jul. 03, 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 Earth Science Tech (ETST) Overvalued in 2026?
Based on GuruFocus' analysis, Earth Science Tech stock appears to be undervalued.
The current stock price of $0.14 is trading 43.8% below its estimated GF Value™ of $0.24.
GuruFocus considers Earth Science Tech to be Possible Value Trap.
Key valuation signals for ETST:
PB Ratio: 5.63 (57% below median its 10-year median of 13.18)
GF Value™: $0.24 vs. price of $0.14 (43.8% below fair value)
Industry Position: 194.8% above the Drug Manufacturers median (#815 of 921)
No single metric tells the full story. See the ETST stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Earth Science Tech Inc is a diversified holding company. The company focuses on the health and wellness sector. The Company's principal operating plan is to build a vertically integrated healthcare platform that combines compounding pharmacy operations, telemedicine platforms, clinical support, and direct-to-patient fulfillment. The Company's healthcare operations are supported by investments in real estate and asset management activities and a consumer products business. The core of the Company's value proposition is the seamless integration of patient care, from consultation to fulfillment.
37GF Score
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