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IonicsPHS:ION -2.16%81 Shiller PE Ratio is 4.53 as of Jul. 18, 2026, which is 27% above its 10-year median of 3.57. GuruFocus rates PHS:ION with a GF Score™ of 81/100 and a GF Value™ of ₱1.17 (Modestly Overvalued). The stock has 6 warning signs investors should review. Among 1,421 Hardware companies, Ionics ranks better than 97.19% on this metric.
As of today (2026-07-18), Ionics's current share price is ₱1.36. Ionics's E10 for the quarter that ended in Mar. 2026 was ₱0.30. Ionics's Shiller PE Ratio for today is 4.53.
The historical rank and industry rank for Ionics's Shiller PE Ratio or its related term are showing as below:
PHS:ION'
s Shiller PE Ratio Range Over the Past 10 Years
Min: 2.02 Med: 3.57 Max: 8.06
Current: 4.75
During the past years, Ionics's highest Shiller PE Ratio was 8.06. The lowest was 2.02. And the median was 3.57.
PHS:ION's Shiller PE Ratio is ranked better than 97.19% of 1421
companies
in the Hardware industry
Industry Median: 31.21
vs PHS:ION: 4.75
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.
Ionics's adjusted earnings per share data for the three months ended in Mar. 2026 was ₱0.093. Add all the adjusted EPS for the past 10 years together and divide 10 will get our E10, which is ₱0.30 for the trailing ten years ended in Mar. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
Ionics (PHS:ION) 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.
Ionics Shiller PE Ratio Related Terms
Ionics Shiller PE Ratio Historical Data
* Premium members only.
The historical data trend for Ionics'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.
For the Consumer Electronics subindustry, Ionics'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.
Ionics Shiller PE Ratio vs Hardware Industry
For the Hardware industry and Technology sector, Ionics's Shiller PE Ratio distribution charts can be found below:
* The bar in red indicates where Ionics'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.
Ionics'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.
Ionics's E10 for the quarter that ended in Mar. 2026 is calculated as:
For example, Ionics's adjusted earnings per share data for the three months ended in Mar. 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.
Ionics (PHS:ION) has a Shiller PE Ratio of 4.53 as of Jul. 18, 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 Ionics and its competitors. This is 27% above median its historical median of 3.57. Over the past decade, Ionics' Shiller PE Ratio has ranged from 2.02 to 8.06. According to the industry distribution chart, Ionics ranks #40 out of 1421 companies in the Hardware industry, placing it in the top 2.8%.
Is Ionics' Shiller PE Ratio too high?
Ionics' current Shiller PE Ratio of 4.53 is 27% above median its 10-year median of 3.57. Over the past 10 years, this metric has ranged from a low of 2.02 to a high of 8.06. The Hardware industry median Shiller PE Ratio is 31.21. Ionics' value of 4.53 is 85.5% below this industry median. Based on the distribution chart, Ionics ranks #40 out of 1421 companies in the Hardware industry, which is in the top quartile — a strong position relative to peers. Overall, Ionics has a GF Score™ of 81/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Ionics' Shiller PE Ratio compare to AAPL?
According to the Hardware industry distribution chart, Ionics ranks #40 out of 1421 companies for Shiller PE Ratio. This places Ionics in the top 3% of its industry — outperforming the majority of peers. The industry median Shiller PE Ratio is 31.21. Ionics' value of 4.53 is 85.5% below this benchmark. Historically, Ionics' own Shiller PE Ratio has ranged from 2.02 to 8.06 over the past decade. While the company's 10-year median is 3.57 vs. the industry median of 31.21, Ionics 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 Shiller PE Ratio for a Hardware company?
The median Shiller PE Ratio among Hardware companies is 31.21, based on 1,421 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. Ionics's current Shiller PE Ratio of 4.53 is 85.5% 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 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 Ionics and its competitors. For the Hardware industry, the median Shiller PE Ratio is 31.21 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Ionics's current Shiller PE Ratio is 4.53, which is 27% above median its own 10-year median of 3.57. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Ionics stock overvalued right now?
Based on GuruFocus' analysis, Ionics (PHS:ION) is currently considered Modestly Overvalued. The stock's GF Value™ is ₱1.17, compared to a current price of ₱1.36 — trading 16.2% above its estimated fair value. The current Shiller PE Ratio is 4.53, which is 27% above median its 10-year median of 3.57 and 85.5% below the Hardware industry median of 31.21. Ionics' overall GF Score™ is 81/100 with 6 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 Ionics (PHS:ION), the current Shiller PE Ratio is 4.53 as of Jul. 18, 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 Ionics (PHS:ION) Overvalued in 2026?
Based on GuruFocus' analysis, Ionics stock appears to be overvalued.
The current stock price of ₱1.36 is trading 16.2% above its estimated GF Value™ of ₱1.17.
GuruFocus considers Ionics to be Modestly Overvalued.
Key valuation signals for PHS:ION:
Shiller PE Ratio: 4.53 (27% above median its 10-year median of 3.57)
GF Value™: ₱1.17 vs. price of ₱1.36 (16.2% above fair value)
Industry Position: 85.5% below the Hardware median (#40 of 1421)
No single metric tells the full story. See the PHS:ION stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Ionics Inc is engaged in electronic manufacturing services, providing design, build, ship, and logistics solutions across telecommunications, automotive, computer peripherals, consumer electronics, industrial, medical, and plastic products. Its business is organized into segments, with the Consumer Electronics segment generating the majority of revenue, supporting digital media, digital television, and audio product industries. Other segments include Computer Peripherals, Telecom, Automotive, and Real Estate, which earn rental income from warehouse and factory facilities. The Group produces a wide multiple products, including telecom equipment, automotive electronics, computer components, consumer devices, and others. Geographically, it generates the majority of its revenue from Asia.
81GF Score
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