KossKOSS +1.79%60 Cyclically Adjusted PB Ratio is 1.29 as of Jul. 04, 2026, which is 8% above its 10-year median of 1.19. GuruFocus rates KOSS with a GF Score™ of 60/100 and a GF Value™ of $4.37 (Fairly Valued). The stock has 2 warning signs investors should review. Among 1,979 Hardware companies, Koss ranks better than 65.39% on this metric.
As of today (2026-07-04), Koss's current share price is $3.97. Koss's Cyclically Adjusted Book per Share for the quarter that ended in Mar. 2026 was $3.08. Koss's Cyclically Adjusted PB Ratio for today is 1.29.
The historical rank and industry rank for Koss's Cyclically Adjusted PB Ratio or its related term are showing as below:
KOSS'
s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 0.35 Med: 1.19 Max: 26.78
Current: 1.29
During the past years, Koss's highest Cyclically Adjusted PB Ratio was 26.78. The lowest was 0.35. And the median was 1.19.
KOSS's Cyclically Adjusted PB Ratio is ranked better than 65.39% of 1979
companies
in the Hardware industry
Industry Median: 2.16
vs KOSS: 1.29
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 PB Ratio. The Cyclically Adjusted Book per Share is the average of the inflation adjusted book value per share of a company over the past 10 years.
Koss's adjusted book value per share data for the three months ended in Mar. 2026 was $3.141. Add all the adjusted book value per share for the past 10 years together and divide the count will get our Cyclically Adjusted Book per Share, which is $3.08 for the trailing ten years ended in Mar. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
Koss (NAS:KOSS) Cyclically Adjusted PB Ratio Explanation
Compared with the regular PB Ratio, which works poorly for cyclical businesses, the Cyclically Adjusted PB Ratio smoothed out the fluctuations of book value 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 PB Ratio should give similar results to regular PB Ratio.
Koss Cyclically Adjusted PB Ratio Related Terms
Koss Cyclically Adjusted PB Ratio Historical Data
* Premium members only.
The historical data trend for Koss's Cyclically Adjusted 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.
KOSS vs AXIL, FOXX, UEIC: Cyclically Adjusted PB Ratio Comparison
For the Consumer Electronics subindustry, Koss's Cyclically Adjusted PB Ratio, along with its competitors' market caps and Cyclically Adjusted 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.
Koss Cyclically Adjusted PB Ratio vs Hardware Industry
For the Hardware industry and Technology sector, Koss's Cyclically Adjusted PB Ratio distribution charts can be found below:
* The bar in red indicates where Koss's Cyclically Adjusted PB Ratio falls into.
Like the Shiller PE Ratio, the Cyclically Adjusted PB Ratio takes the Book Value per Share from the past 10 years, adjusts it for inflation, and then calculates the average. This average is then used for the P/B calculation. Because it considers this 10-year average, it's often referred to as the CAPB 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 PB Ratio.
Koss's Cyclically Adjusted PB 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 PB Ratio of 1.29 mean?
Koss (KOSS) has a Cyclically Adjusted PB Ratio of 1.29 as of Jul. 04, 2026. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Koss and its competitors. This is near median its historical median of 1.19. Over the past decade, Koss' Cyclically Adjusted PB Ratio has ranged from 0.35 to 26.78. According to the industry distribution chart, Koss ranks #685 out of 1979 companies in the Hardware industry, placing it in the top 34.6%.
Is Koss' Cyclically Adjusted PB Ratio too high?
Koss' current Cyclically Adjusted PB Ratio of 1.29 is near median its 10-year median of 1.19. Over the past 10 years, this metric has ranged from a low of 0.35 to a high of 26.78. The Hardware industry median Cyclically Adjusted PB Ratio is 2.16. Koss' value of 1.29 is 40.3% below this industry median. Based on the distribution chart, Koss ranks #685 out of 1979 companies in the Hardware industry, which is above the industry midpoint. Overall, Koss has a GF Score™ of 60/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Koss' Cyclically Adjusted PB Ratio compare to AXIL and FOXX?
According to the Hardware industry distribution chart, Koss ranks #685 out of 1979 companies for Cyclically Adjusted PB Ratio. This puts Koss in the upper half of its industry. The industry median Cyclically Adjusted PB Ratio is 2.16. Koss' value of 1.29 is 40.3% below this benchmark. Historically, Koss' own Cyclically Adjusted PB Ratio has ranged from 0.35 to 26.78 over the past decade. While the company's 10-year median is 1.19 vs. the industry median of 2.16, Koss 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 PB Ratio for a Hardware company?
The median Cyclically Adjusted PB Ratio among Hardware companies is 2.16, based on 1,979 companies in the industry. Companies in the top quartile (top 25%) have a Cyclically Adjusted PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, Cyclically Adjusted PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Koss's current Cyclically Adjusted PB Ratio of 1.29 is 40.3% 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 Cyclically Adjusted PB Ratio mean?
A high Cyclically Adjusted PB Ratio can signal that a stock is expensive relative to its fundamentals. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Koss and its competitors. For the Hardware industry, the median Cyclically Adjusted PB Ratio is 2.16 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Koss's current Cyclically Adjusted PB Ratio is 1.29, which is near median its own 10-year median of 1.19. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Koss stock overvalued right now?
Based on GuruFocus' analysis, Koss (KOSS) is currently considered Fairly Valued. The stock's GF Value™ is $4.37, compared to a current price of $3.97 — trading 9.2% below its estimated fair value. The current Cyclically Adjusted PB Ratio is 1.29, which is near median its 10-year median of 1.19 and 40.3% below the Hardware industry median of 2.16. Koss' overall GF Score™ is 60/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Cyclically Adjusted PB Ratio calculated?
Cyclically Adjusted PB Ratio is calculated from a company's financial statements. For Koss (KOSS), the current Cyclically Adjusted PB Ratio is 1.29 as of Jul. 04, 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 Koss (KOSS) Overvalued in 2026?
Based on GuruFocus' analysis, Koss stock appears to be undervalued.
The current stock price of $3.97 is trading 9.2% below its estimated GF Value™ of $4.37.
GuruFocus considers Koss to be Fairly Valued.
Key valuation signals for KOSS:
Cyclically Adjusted PB Ratio: 1.29 (near median its 10-year median of 1.19)
GF Value™: $4.37 vs. price of $3.97 (9.2% below fair value)
Industry Position: 40.3% below the Hardware median (#685 of 1979)
No single metric tells the full story. See the KOSS stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Koss Corp is engaged in the design, manufacture, and sale of stereo headphones and related accessory products. It operates in the audio/video industry segment of the home entertainment industry. The company markets a line of headphones, wireless Bluetooth headphones, wireless Bluetooth speakers, computer headsets, telecommunications headsets, and active noise-canceling headphones. The majority of the firm's revenue is derived from sales of stereo headphones. The Company also sells products to distributors for resale to school systems, and directly to other manufacturers for inclusion with their own products.
60GF Score
Get the complete analysis for KOSS
Cyclically Adjusted PB 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
KOSS has been successfully added to your 
