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OSI SystemsSTU:OS2 -1.12%86 Shiller PE Ratio is 36.66 as of Sep. 08, 2026, which is 12% below its 10-year median of 41.45. GuruFocus rates STU:OS2 with a GF Score™ of 86/100 and a GF Value™ of €174.92 (Fairly Valued). The stock has 4 warning signs investors should review. Among 1,420 Hardware companies, OSI Systems ranks worse than 57.11% on this metric.
As of today (2026-09-08), OSI Systems's current share price is €172.65. OSI Systems's E10 for the quarter that ended in Jun. 2026 was €4.71. OSI Systems's Shiller PE Ratio for today is 36.66.
The historical rank and industry rank for OSI Systems's Shiller PE Ratio or its related term are showing as below:
STU:OS2'
s Shiller PE Ratio Range Over the Past 10 Years
Min: 22.92 Med: 41.45 Max: 62.78
Current: 37.93
During the past years, OSI Systems's highest Shiller PE Ratio was 62.78. The lowest was 22.92. And the median was 41.45.
STU:OS2's Shiller PE Ratio is ranked worse than 57.11% of 1420
companies
in the Hardware industry
Industry Median: 30.395
vs STU:OS2: 37.93
E10 is a concept invented by Prof. Robert Shiller, who uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings of a company over the past 10 years.
OSI Systems's adjusted earnings per share data for the three months ended in Jun. 2026 was €2.838. Add all the adjusted EPS for the past 10 years together and divide 10 will get our E10, which is €4.71 for the trailing ten years ended in Jun. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
OSI Systems (STU:OS2) Shiller PE Ratio Explanation
Compared with the regular PE Ratio, which works poorly for cyclical businesses, the Shiller PE Ratio smoothed out the fluctuations of profit margins during business cycles. Therefore it is more accurate in reflecting the valuation of the company.
If a company has consistent business performance, the Shiller PE Ratio should give similar results to regular PE Ratio.
Compared with the PS Ratio, the Shiller PE Ratio makes the comparison between different industries more meaningful.
Be Aware
Shiller PE Ratio assumes that over the long term, businesses and profitability revert to their means. If a company's business model does not work in the future compared with the past, Shiller PE Ratio and PS Ratio will give false valuations.
OSI Systems Shiller PE Ratio Related Terms
OSI Systems Shiller PE Ratio Historical Data
* Premium members only.
The historical data trend for OSI Systems's Shiller PE 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.
STU:OS2 vs BELFB, KN, OLED: Shiller PE Ratio Comparison
For the Electronic Components subindustry, OSI Systems's Shiller PE Ratio, along with its competitors' market caps and Shiller PE 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.
OSI Systems Shiller PE Ratio vs Hardware Industry
For the Hardware industry and Technology sector, OSI Systems's Shiller PE Ratio distribution charts can be found below:
* The bar in red indicates where OSI Systems's Shiller PE Ratio falls into.
For Shiller PE Ratio, the earnings of the past 10 years are inflation-adjusted and averaged. The result is used for P/E calculation. Since it looks at the average over the last 10 years, the Shiller PE Ratio is also called PE10.
The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The same calculation is applied here to individual companies.
OSI Systems's Shiller PE 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.
OSI Systems's E10 for the quarter that ended in Jun. 2026 is calculated as:
For example, OSI Systems's adjusted earnings per share data for the three months ended in Jun. 2026 was:
Add all the adjusted EPS together and divide 10 will get our E10.
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.
OSI Systems (STU:OS2) has a Shiller PE Ratio of 36.66 as of Sep. 08, 2026. Shiller price-earnings ratio is the ratio of share price to a company's inflation-adjusted earnings over a 10-year period. View historical data on OSI Systems and its competitors. This is 12% below median its historical median of 41.45. Over the past decade, OSI Systems' Shiller PE Ratio has ranged from 22.92 to 62.78. According to the industry distribution chart, OSI Systems ranks #811 out of 1420 companies in the Hardware industry, placing it in the top 57.1%.
Is OSI Systems' Shiller PE Ratio too high?
OSI Systems' current Shiller PE Ratio of 36.66 is 12% below median its 10-year median of 41.45. Over the past 10 years, this metric has ranged from a low of 22.92 to a high of 62.78. The Hardware industry median Shiller PE Ratio is 30.40. OSI Systems' value of 36.66 is 20.6% above this industry median. Based on the distribution chart, OSI Systems ranks #811 out of 1420 companies in the Hardware industry, which is below the industry midpoint. Overall, OSI Systems has a GF Score™ of 86/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does OSI Systems' Shiller PE Ratio compare to BELFB and KN?
According to the Hardware industry distribution chart, OSI Systems ranks #811 out of 1420 companies for Shiller PE Ratio. This places OSI Systems in the lower half of its industry. The industry median Shiller PE Ratio is 30.40. OSI Systems' value of 36.66 is 20.6% above this benchmark. Historically, OSI Systems' own Shiller PE Ratio has ranged from 22.92 to 62.78 over the past decade. While the company's 10-year median is 41.45 vs. the industry median of 30.40, OSI Systems 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 Shiller PE Ratio for a Hardware company?
The median Shiller PE Ratio among Hardware companies is 30.40, based on 1,420 companies in the industry. Companies in the top quartile (top 25%) have a Shiller PE Ratio significantly above this median, while those in the bottom quartile fall well below. However, Shiller PE Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. OSI Systems's current Shiller PE Ratio of 36.66 is 20.6% 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 Shiller PE Ratio mean?
A high Shiller PE Ratio can signal that a stock is expensive relative to its fundamentals. Shiller price-earnings ratio is the ratio of share price to a company's inflation-adjusted earnings over a 10-year period. View historical data on OSI Systems and its competitors. For the Hardware industry, the median Shiller PE Ratio is 30.40 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. OSI Systems's current Shiller PE Ratio is 36.66, which is 12% below median its own 10-year median of 41.45. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is OSI Systems stock overvalued right now?
Based on GuruFocus' analysis, OSI Systems (STU:OS2) is currently considered Fairly Valued. The stock's GF Value™ is €174.92, compared to a current price of €172.65 — trading 1.3% below its estimated fair value. The current Shiller PE Ratio is 36.66, which is 12% below median its 10-year median of 41.45 and 20.6% above the Hardware industry median of 30.40. OSI Systems' overall GF Score™ is 86/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Shiller PE Ratio calculated?
Shiller PE Ratio is calculated from a company's financial statements. For OSI Systems (STU:OS2), the current Shiller PE Ratio is 36.66 as of Sep. 08, 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 OSI Systems (STU:OS2) Overvalued in 2026?
Based on GuruFocus' analysis, OSI Systems stock appears to be undervalued.
The current stock price of €172.65 is trading 1.3% below its estimated GF Value™ of €174.92.
GuruFocus considers OSI Systems to be Fairly Valued.
Key valuation signals for STU:OS2:
Shiller PE Ratio: 36.66 (12% below median its 10-year median of 41.45)
GF Value™: €174.92 vs. price of €172.65 (1.3% below fair value)
Industry Position: 20.6% above the Hardware median (#811 of 1420)
No single metric tells the full story. See the STU:OS2 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
OSI Systems Inc is a designer and manufacturer of electronic systems and components for businesses in the homeland security, healthcare, defense, and aerospace markets. The firm is organized in three business segments: Security, which derives maximum revenue, provides security and inspection systems; Healthcare, which provides patient monitoring, diagnostic, cardiology, ventilation systems, and defibrillators; and Optoelectronics and Manufacturing, which provides specialized electronic components and manufacturing services for the Security and Healthcare segments and external original equipment manufacturers. The majority of the firm's revenue is generated in the United States, and the rest from Mexico, Europe, the Middle East and Africa, and the Asia Pacific regions.
86GF Score
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