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.
Pharma-Bio ServPBSV -27.16%43 Cyclically Adjusted PS Ratio is 0.49 as of Aug. 02, 2026, which is 40% below its 10-year median of 0.81. GuruFocus rates PBSV with a GF Score™ of 43/100 and a GF Value™ of $0.58 (Modestly Undervalued). The stock has 1 warning sign investors should review. Among 360 Healthcare Providers & Services companies, Pharma-Bio Serv ranks better than 74.44% on this metric.
The historical rank and industry rank for Pharma-Bio Serv's Cyclically Adjusted PS Ratio or its related term are showing as below:
PBSV'
s Cyclically Adjusted PS Ratio Range Over the Past 10 Years
Min: 0.34 Med: 0.81 Max: 1.42
Current: 0.49
During the past years, Pharma-Bio Serv's highest Cyclically Adjusted PS Ratio was 1.42. The lowest was 0.34. And the median was 0.81.
PBSV's Cyclically Adjusted PS Ratio is ranked better than 74.44% of 360
companies
in the Healthcare Providers & Services industry
Industry Median: 1.13
vs PBSV: 0.49
The Shiller PE Ratio was first used by professor Robert Shiller. He uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings per share of a company over the past 10 years. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PS Ratio. The Cyclically Adjusted Revenue per Share is the average of the inflation adjusted revenue per share of a company over the past 10 years.
Pharma-Bio Serv's adjusted revenue per share data for the three months ended in Apr. 2026 was $0.118. Add all the adjusted revenue per share for the past 10 years together and divide 10 will get our Cyclically Adjusted Revenue per Share, which is $0.86 for the trailing ten years ended in Apr. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
Pharma-Bio Serv (OTCPK:PBSV) Cyclically Adjusted PS Ratio Explanation
Compared with the regular PS Ratio, which works poorly for cyclical businesses, the Cyclically Adjusted PS Ratio smoothed out the fluctuations of revenue during business cycles. Therefore it is more accurate in reflecting the valuation of the company.
If a company has consistent business performance, the Cyclically Adjusted PS Ratio should give similar results to regular PS Ratio.
Pharma-Bio Serv Cyclically Adjusted PS Ratio Related Terms
Pharma-Bio Serv Cyclically Adjusted PS Ratio Historical Data
* Premium members only.
The historical data trend for Pharma-Bio Serv's Cyclically Adjusted PS 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.
Pharma-Bio Serv Cyclically Adjusted PS Ratio Chart
PBSV vs MGRX, BFRG, VYND: Cyclically Adjusted PS Ratio Comparison
For the Health Information Services subindustry, Pharma-Bio Serv's Cyclically Adjusted PS Ratio, along with its competitors' market caps and Cyclically Adjusted PS 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.
Pharma-Bio Serv Cyclically Adjusted PS Ratio vs Healthcare Providers & Services Industry
For the Healthcare Providers & Services industry and Healthcare sector, Pharma-Bio Serv's Cyclically Adjusted PS Ratio distribution charts can be found below:
* The bar in red indicates where Pharma-Bio Serv's Cyclically Adjusted PS Ratio falls into.
Pharma-Bio Serv Cyclically Adjusted PS Ratio Calculation
Like the Shiller PE Ratio, the Cyclically Adjusted PS Ratio takes the Revenue per Share from the past 10 years, adjusts it for inflation, and then calculates the average. This average is then used for the P/S calculation. Because it considers this 10-year average, it's often referred to as the CAPS Ratio.
The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PS Ratio.
Pharma-Bio Serv's Cyclically Adjusted PS Ratio for today is calculated as
* 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.
Please note that we use the CPI data of the country/region where the company is headquartered. If the CPI data for that country/region is not available, then we will use the CPI data of the United States as default.
What does a Cyclically Adjusted PS Ratio of 0.49 mean?
Pharma-Bio Serv (PBSV) has a Cyclically Adjusted PS Ratio of 0.49 as of Aug. 02, 2026. Cyclically Adjusted PS Ratio is the ratio of share price to a company's inflation-adjusted revenue per share over a 10-year period. View historical data on Pharma-Bio Serv and its competitors. This is 40% below median its historical median of 0.81. Over the past decade, Pharma-Bio Serv's Cyclically Adjusted PS Ratio has ranged from 0.34 to 1.42. According to the industry distribution chart, Pharma-Bio Serv ranks #92 out of 360 companies in the Healthcare Providers & Services industry, placing it in the top 25.6%.
Is Pharma-Bio Serv's Cyclically Adjusted PS Ratio too high?
Pharma-Bio Serv's current Cyclically Adjusted PS Ratio of 0.49 is 40% below median its 10-year median of 0.81. Over the past 10 years, this metric has ranged from a low of 0.34 to a high of 1.42. The Healthcare Providers & Services industry median Cyclically Adjusted PS Ratio is 1.13. Pharma-Bio Serv's value of 0.49 is 56.6% below this industry median. Based on the distribution chart, Pharma-Bio Serv ranks #92 out of 360 companies in the Healthcare Providers & Services industry, which is above the industry midpoint. Overall, Pharma-Bio Serv has a GF Score™ of 43/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Pharma-Bio Serv's Cyclically Adjusted PS Ratio compare to MGRX and BFRG?
According to the Healthcare Providers & Services industry distribution chart, Pharma-Bio Serv ranks #92 out of 360 companies for Cyclically Adjusted PS Ratio. This puts Pharma-Bio Serv in the upper half of its industry. The industry median Cyclically Adjusted PS Ratio is 1.13. Pharma-Bio Serv's value of 0.49 is 56.6% below this benchmark. Historically, Pharma-Bio Serv's own Cyclically Adjusted PS Ratio has ranged from 0.34 to 1.42 over the past decade. While the company's 10-year median is 0.81 vs. the industry median of 1.13, Pharma-Bio Serv 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 Cyclically Adjusted PS Ratio for a Healthcare Providers & Services company?
The median Cyclically Adjusted PS Ratio among Healthcare Providers & Services companies is 1.13, based on 360 companies in the industry. Companies in the top quartile (top 25%) have a Cyclically Adjusted PS Ratio significantly above this median, while those in the bottom quartile fall well below. However, Cyclically Adjusted PS Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Pharma-Bio Serv's current Cyclically Adjusted PS Ratio of 0.49 is 56.6% 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 Cyclically Adjusted PS Ratio mean?
A high Cyclically Adjusted PS Ratio can signal that a stock is expensive relative to its fundamentals. Cyclically Adjusted PS Ratio is the ratio of share price to a company's inflation-adjusted revenue per share over a 10-year period. View historical data on Pharma-Bio Serv and its competitors. For the Healthcare Providers & Services industry, the median Cyclically Adjusted PS Ratio is 1.13 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Pharma-Bio Serv's current Cyclically Adjusted PS Ratio is 0.49, which is 40% below median its own 10-year median of 0.81. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Pharma-Bio Serv stock overvalued right now?
Based on GuruFocus' analysis, Pharma-Bio Serv (PBSV) is currently considered Modestly Undervalued. The stock's GF Value™ is $0.58, compared to a current price of $0.42 — trading 27.2% below its estimated fair value. The current Cyclically Adjusted PS Ratio is 0.49, which is 40% below median its 10-year median of 0.81 and 56.6% below the Healthcare Providers & Services industry median of 1.13. Pharma-Bio Serv's overall GF Score™ is 43/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Cyclically Adjusted PS Ratio calculated?
Cyclically Adjusted PS Ratio is calculated from a company's financial statements. For Pharma-Bio Serv (PBSV), the current Cyclically Adjusted PS Ratio is 0.49 as of Aug. 02, 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 Pharma-Bio Serv (PBSV) Overvalued in 2026?
Based on GuruFocus' analysis, Pharma-Bio Serv stock appears to be undervalued.
The current stock price of $0.42 is trading 27.2% below its estimated GF Value™ of $0.58.
GuruFocus considers Pharma-Bio Serv to be Modestly Undervalued.
Key valuation signals for PBSV:
Cyclically Adjusted PS Ratio: 0.49 (40% below median its 10-year median of 0.81)
GF Value™: $0.58 vs. price of $0.42 (27.2% below fair value)
Industry Position: 56.6% below the Healthcare Providers & Services median (#92 of 360)
No single metric tells the full story. See the PBSV stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Pharma-Bio Serv Inc is a compliance and technology transfer services consulting firm. It also provides microbiological testing services and chemical testing services through its laboratory testing facility in Puerto Rico. It has three reportable segments: Puerto Rico technical compliance consulting which is the key revenue driver; United States technical compliance consulting; and Europe technical compliance consulting. The company offers solutions to the pharmaceutical, chemical, biotechnology, medical devices, cosmetic and food industries, and allied products companies. It generates maximum revenue from Puerto Rico and also has its presence in United States, Europe and Other countries.
43GF Score
Get the complete analysis for PBSV
Cyclically Adjusted PS 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
PBSV has been successfully added to your 
