Inoue Rubber (Thailand) PCL (BKK:IRC) E10: ฿1.67 (As of Mar. 2026)


BKK:IRC Inoue Rubber (Thailand) PCL BKK:IRC
73 GF Score
Price ฿11.70
GF Value ฿12.08
Valuation Fairly Valued
! 4 Warning Signs
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What is Inoue Rubber (Thailand) PCL E10?

Inoue Rubber (Thailand) PCL BKK:IRC -0.85% 73 E10 is ฿1.67 as of Mar. 2026. GuruFocus rates BKK:IRC with a GF Score™ of 73/100 and a GF Value™ of ฿12.08 (Fairly Valued). The stock has 4 warning signs investors should review.

E10 is a concept invented by Prof. Robert Shiller, who uses E10 for his Shiller P/E calculation. E10 is the average of the inflation adjusted earnings of a company over the past 10 years.

Inoue Rubber (Thailand) PCL's adjusted earnings per share data for the three months ended in Mar. 2026 was ฿0.440. Add all the adjusted EPS for the past 10 years together and divide 10 will get our e10, which is ฿1.67 for the trailing ten years ended in Mar. 2026.

During the past 12 months, Inoue Rubber (Thailand) PCL's average E10 Growth Rate was -7.70% per year. During the past 3 years, the average E10 Growth Rate was -4.50% per year. During the past 5 years, the average E10 Growth Rate was 0.50% per year. Please click Growth Rate Calculation Example (GuruFocus) to see how GuruFocus calculates Wal-Mart Stores Inc (WMT)'s revenue growth rate. You can apply the same method to get the E10 growth rate using E10 data.

During the past 13 years, the highest 3-Year average E10 Growth Rate of Inoue Rubber (Thailand) PCL was 5.00% per year. The lowest was -4.50% per year. And the median was 1.10% per year.

As of today (2026-06-28), Inoue Rubber (Thailand) PCL's current stock price is ฿11.70. Inoue Rubber (Thailand) PCL's E10 for the quarter that ended in Mar. 2026 was ฿1.67. Inoue Rubber (Thailand) PCL's Shiller PE Ratio of today is 7.01.

During the past 13 years, the highest Shiller PE Ratio of Inoue Rubber (Thailand) PCL was 13.84. The lowest was 5.82. And the median was 7.52.


Inoue Rubber (Thailand) PCL  (BKK:IRC) E10 Explanation

If a company grows much fast than inflation, E10 may underestimate the company's earnings power. Shiller PE Ratio can seem to be too high even the actual P/E is low.

For the Shiller P/E, 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 P/E is also called PE10.

The Shiller P/E was first used by professor Robert Shiller to measure the valuation of the overall market. The same calculation is applied here to individual companies.

Inoue Rubber (Thailand) PCL's Shiller P/E Ratio of today is calculated as

Shiller PE Ratio=Share Price/E10
=11.70/1.67
=7.01

* 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.

During the past 13 years, the highest Shiller P/E Ratio of Inoue Rubber (Thailand) PCL was 13.84. The lowest was 5.82. And the median was 7.52.


Be Aware

Shiller PE Ratio works better for cyclical companies. It gives you a better idea on the company's real earnings power.


Inoue Rubber (Thailand) PCL E10 Related Terms


Inoue Rubber (Thailand) PCL E10 Historical Data

* Premium members only.

The historical data trend for Inoue Rubber (Thailand) PCL's E10 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.

Inoue Rubber (Thailand) PCL E10 Chart

Inoue Rubber (Thailand) PCL Annual Data
Trend Sep16 Sep17 Sep18 Sep19 Sep20 Sep21 Sep22 Sep23 Sep24 Sep25
E10
Get a 7-Day Free Trial Premium Member Only Premium Member Only 1.86 2.00 1.89 1.89 1.74

Inoue Rubber (Thailand) PCL Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
E10 Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 1.81 1.79 1.74 1.70 1.67

BKK:IRC vs ORLY, AZO: E10 Comparison

For the Auto Parts subindustry, Inoue Rubber (Thailand) PCL'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.


Inoue Rubber (Thailand) PCL Shiller PE Ratio vs Vehicles & Parts Industry

For the Vehicles & Parts industry and Consumer Cyclical sector, Inoue Rubber (Thailand) PCL's Shiller PE Ratio distribution charts can be found below:

* The bar in red indicates where Inoue Rubber (Thailand) PCL's Shiller PE Ratio falls into.


BKK:IRC
73GF Score
Inoue Rubber (Thailand) PCL BKK:IRC
E10 is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Inoue Rubber (Thailand) PCL E10 Calculation

E10 is a concept invented by Prof. Robert Shiller, who uses E10 for his Shiller P/E calculation. When we calculate the today's Shiller P/E ratio of a stock, we use today's price divided by E10.

What is E10? How do we calculate E10?

E10 is the average of the inflation adjusted earnings of a company over the past 10 years. Let's use an example to explain.

If we want to calculate the E10 of Wal-Mart (WMT) for Dec. 31, 2010, we need to have the inflation data and the earnings from 2001 through 2010.

We adjusted the earnings of 2001 earnings data with the total inflation from 2001 through 2010 to the equivalent earnings in 2010. If the total inflation from 2001 to 2010 is 40%, and Wal-Mart earned $1 a share in 2001, then the 2001's equivalent earnings in 2010 is $1.4 a share. If Wal-Mart earns $1 again in 2002, and the total inflation from 2002 through 2010 is 35%, then the equivalent 2002 earnings in 2010 is $1.35. So on and so forth, you get the equivalent earnings of past 10 years. Then you add them together and divided the sum by 10 to get 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.

For example, Inoue Rubber (Thailand) PCL's adjusted earnings per share data for the three months ended in Mar. 2026 was:

Adj_EPS= Earnings per Share (Diluted) /CPI of Mar. 2026 (Change)*Current CPI (Mar. 2026)
=0.44/330.2130*330.2130
=0.440

Current CPI (Mar. 2026) = 330.2130.

Inoue Rubber (Thailand) PCL Quarterly Data

per share eps CPI Adj_EPS
201606 0.650 241.018 0.891
201609 0.670 241.428 0.916
201612 0.770 241.432 1.053
201703 0.510 243.801 0.691
201706 0.320 244.955 0.431
201709 0.520 246.819 0.696
201712 0.520 246.524 0.697
201803 0.530 249.554 0.701
201806 0.390 251.989 0.511
201809 0.358 252.439 0.468
201812 0.350 251.233 0.460
201903 0.250 254.202 0.325
201906 -0.002 256.143 -0.003
201909 0.225 256.759 0.289
201912 0.300 256.974 0.386
202003 0.500 258.115 0.640
202006 -0.110 257.797 -0.141
202009 0.420 260.280 0.533
202012 0.630 260.474 0.799
202103 0.690 264.877 0.860
202106 0.300 271.696 0.365
202109 0.150 274.310 0.181
202112 0.140 278.802 0.166
202203 0.330 287.504 0.379
202206 -0.070 296.311 -0.078
202209 0.160 296.808 0.178
202212 0.080 296.797 0.089
202303 0.317 301.836 0.347
202306 0.150 305.109 0.162
202309 0.278 307.789 0.298
202312 0.270 306.746 0.291
202403 0.470 312.332 0.497
202406 0.830 314.175 0.872
202409 0.050 315.301 0.052
202412 0.170 315.605 0.178
202503 0.270 319.799 0.279
202506 0.330 322.561 0.338
202509 0.190 324.800 0.193
202512 0.300 324.054 0.306
202603 0.440 330.213 0.440

Add all the adjusted EPS together and divide 10 will get our e10.

Frequently Asked Questions Learn more about E10 →
What does a E10 of ฿1.67 mean?
Inoue Rubber (Thailand) PCL (BKK:IRC) has a E10 of ฿1.67 as of Mar. 2026. E10 represents the company's inflation-adjusted earnings per share over a 10-year period. View historical data on Inoue Rubber (Thailand) PCL and its competitors.
Is Inoue Rubber (Thailand) PCL's E10 too high?
Inoue Rubber (Thailand) PCL's current E10 is ฿1.67. Overall, Inoue Rubber (Thailand) PCL has a GF Score™ of 73/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Inoue Rubber (Thailand) PCL's E10 compare to ORLY and AZO?
Inoue Rubber (Thailand) PCL's E10 of ฿1.67 can be compared against companies in the Vehicles & Parts industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good E10 for a Vehicles & Parts company?
A good E10 depends on the Vehicles & Parts industry context. However, E10 should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high E10 mean?
A high E10 can signal that a stock is expensive relative to its fundamentals. E10 represents the company's inflation-adjusted earnings per share over a 10-year period. View historical data on Inoue Rubber (Thailand) PCL and its competitors. Inoue Rubber (Thailand) PCL's current E10 is ฿1.67. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Inoue Rubber (Thailand) PCL stock overvalued right now?
Based on GuruFocus' analysis, Inoue Rubber (Thailand) PCL (BKK:IRC) is currently considered Fairly Valued. The stock's GF Value™ is ฿12.08, compared to a current price of ฿11.70 — trading 3.1% below its estimated fair value. The current E10 is ฿1.67. Inoue Rubber (Thailand) PCL's overall GF Score™ is 73/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is E10 calculated?
E10 is calculated from a company's financial statements. For Inoue Rubber (Thailand) PCL (BKK:IRC), the current E10 is ฿1.67 as of Mar. 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 Inoue Rubber (Thailand) PCL (BKK:IRC) Overvalued in 2026?

Based on GuruFocus' analysis, Inoue Rubber (Thailand) PCL stock appears to be undervalued. The current stock price of ฿11.70 is trading 3.1% below its estimated GF Value™ of ฿12.08. GuruFocus considers Inoue Rubber (Thailand) PCL to be Fairly Valued.

Key valuation signals for BKK:IRC:

  • E10: ฿1.67
  • GF Value™: ฿12.08 vs. price of ฿11.70 (3.1% below fair value)
  • GF Score™: 73/100 with 4 warning signs

No single metric tells the full story. See the BKK:IRC stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Inoue Rubber (Thailand) PCL Business Description

Address No. 258, Soi Rangsit-Nakornnayok 49, Prachathipat Sub-district, Thanyaburi District, Pathumthani, THA, 12130
Inoue Rubber (Thailand) PCL is principally engaged in the manufacture and distribution of Automotive Elastomer Products, motorcycle tires, tubes, and industrial elastomer rubber parts. Geographically, it derives a majority of its revenue from Thailand. The company's reportable segments includes geographical areas that are Local and Export, out of which key revenue is generated from Local Segment. Its products involve Automotive Elastomer Products, Motorcycle Tires and Tubes and Industrial Elastomer Parts.
73GF Score

Get the complete analysis for BKK:IRC

E10 is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

฿11.70
Price
฿12.08
GF Value