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BIO-key InternationalBKYI +4.49%31 Cyclically Adjusted PS Ratio is 0.01 as of Jul. 27, 2026, which is 98% below its 10-year median of 0.55. GuruFocus rates BKYI with a GF Score™ of 31/100 and a GF Value™ of $2.53 (Significantly Overvalued). The stock has 3 warning signs investors should review. Among 716 Business Services companies, BIO-key International ranks better than 99.86% on this metric.
The historical rank and industry rank for BIO-key International's Cyclically Adjusted PS Ratio or its related term are showing as below:
BKYI'
s Cyclically Adjusted PS Ratio Range Over the Past 10 Years
Min: 0.01 Med: 0.55 Max: 2.66
Current: 0.01
During the past years, BIO-key International's highest Cyclically Adjusted PS Ratio was 2.66. The lowest was 0.01. And the median was 0.55.
BKYI's Cyclically Adjusted PS Ratio is ranked better than 99.86% of 716
companies
in the Business Services industry
Industry Median: 0.91
vs BKYI: 0.01
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.
BIO-key International's adjusted revenue per share data for the three months ended in Mar. 2026 was $2.073. 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 $437.95 for the trailing ten years ended in Mar. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
BIO-key International (NAS:BKYI) 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.
BIO-key International Cyclically Adjusted PS Ratio Related Terms
BIO-key International Cyclically Adjusted PS Ratio Historical Data
* Premium members only.
The historical data trend for BIO-key International'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.
BIO-key International Cyclically Adjusted PS Ratio Chart
BKYI vs IVDA, SUGP, AGSS: Cyclically Adjusted PS Ratio Comparison
For the Security & Protection Services subindustry, BIO-key International'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.
BIO-key International Cyclically Adjusted PS Ratio vs Business Services Industry
For the Business Services industry and Industrials sector, BIO-key International's Cyclically Adjusted PS Ratio distribution charts can be found below:
* The bar in red indicates where BIO-key International's Cyclically Adjusted PS Ratio falls into.
BIO-key International 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.
* 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 0.01 mean?
BIO-key International (BKYI) has a Cyclically Adjusted PS Ratio of 0.01 as of Jul. 27, 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 BIO-key International and its competitors. This is 98% below median its historical median of 0.55. Over the past decade, BIO-key International's Cyclically Adjusted PS Ratio has ranged from 0.01 to 2.66. According to the industry distribution chart, BIO-key International ranks #1 out of 716 companies in the Business Services industry, placing it in the top 0.099999999999994%.
Is BIO-key International's Cyclically Adjusted PS Ratio too high?
BIO-key International's current Cyclically Adjusted PS Ratio of 0.01 is 98% below median its 10-year median of 0.55. Over the past 10 years, this metric has ranged from a low of 0.01 to a high of 2.66. The Business Services industry median Cyclically Adjusted PS Ratio is 0.91. BIO-key International's value of 0.01 is 98.9% below this industry median. Based on the distribution chart, BIO-key International ranks #1 out of 716 companies in the Business Services industry, which is in the top quartile — a strong position relative to peers. Overall, BIO-key International has a GF Score™ of 31/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does BIO-key International's Cyclically Adjusted PS Ratio compare to IVDA and SUGP?
According to the Business Services industry distribution chart, BIO-key International ranks #1 out of 716 companies for Cyclically Adjusted PS Ratio. This places BIO-key International in the top 0% of its industry — outperforming the majority of peers. The industry median Cyclically Adjusted PS Ratio is 0.91. BIO-key International's value of 0.01 is 98.9% below this benchmark. Historically, BIO-key International's own Cyclically Adjusted PS Ratio has ranged from 0.01 to 2.66 over the past decade. While the company's 10-year median is 0.55 vs. the industry median of 0.91, BIO-key International 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 Business Services company?
The median Cyclically Adjusted PS Ratio among Business Services companies is 0.91, based on 716 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. BIO-key International's current Cyclically Adjusted PS Ratio of 0.01 is 98.9% 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 BIO-key International and its competitors. For the Business Services industry, the median Cyclically Adjusted PS Ratio is 0.91 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. BIO-key International's current Cyclically Adjusted PS Ratio is 0.01, which is 98% below median its own 10-year median of 0.55. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is BIO-key International stock overvalued right now?
Based on GuruFocus' analysis, BIO-key International (BKYI) is currently considered Significantly Overvalued. The stock's GF Value™ is $2.53, compared to a current price of $4.75 — trading 87.7% above its estimated fair value. The current Cyclically Adjusted PS Ratio is 0.01, which is 98% below median its 10-year median of 0.55 and 98.9% below the Business Services industry median of 0.91. BIO-key International's overall GF Score™ is 31/100 with 3 warning signs 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 BIO-key International (BKYI), the current Cyclically Adjusted PS Ratio is 0.01 as of Jul. 27, 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 BIO-key International (BKYI) Overvalued in 2026?
Based on GuruFocus' analysis, BIO-key International stock appears to be overvalued.
The current stock price of $4.75 is trading 87.7% above its estimated GF Value™ of $2.53.
GuruFocus considers BIO-key International to be Significantly Overvalued.
Key valuation signals for BKYI:
Cyclically Adjusted PS Ratio: 0.01 (98% below median its 10-year median of 0.55)
GF Value™: $2.53 vs. price of $4.75 (87.7% above fair value)
Industry Position: 98.9% below the Business Services median (#1 of 716)
No single metric tells the full story. See the BKYI stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
BIO-key International Inc is a identity and access management (IAM) platform provider enabling secure work-from-anywhere for enterprise, education, and government customers using secure multi-factor authentication (MFA). Its products include PortalGuard and PortalGuard Identity-as-a-Service (IDaaS) enterprise IAM, WEB-key biometric civil and large-scale ID infrastructure, MobileAuth mobile phone authentication application for iOS and Android, and high-quality, low-cost accessory fingerprint scanner and FIDO-compliant hardware to provide a full and complete solution for identity-innovating customers. The company operates as one operating segment. Its solutions are Passwordless Authentication, Secure Roving Employees, Education, Financial Services, Government, Healthcare, Manufacturing, etc.
31GF Score
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Cyclically Adjusted PS Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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