KOOYF (Kootenay Silver) E10: $-0.28 (As of Mar. 2026)


KOOYF Kootenay Silver Inc KOOYF
34 GF Score
Price $0.94
! 1 Warning Sign
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What is Kootenay Silver E10?

Kootenay Silver KOOYF +2.86% 34 E10 is $-0.28 as of Mar. 2026. GuruFocus rates KOOYF with a GF Score™ of 34/100. The stock has 1 warning sign 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.

Kootenay Silver's adjusted earnings per share data for the three months ended in Mar. 2026 was $-0.015. Add all the adjusted EPS for the past 10 years together and divide 10 will get our e10, which is $-0.28 for the trailing ten years ended in Mar. 2026.

During the past 3 years, the average E10 Growth Rate was 14.10% per year. During the past 5 years, the average E10 Growth Rate was 4.00% 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 Kootenay Silver was 18.30% per year. The lowest was -3.70% per year. And the median was 2.60% per year.

As of today (2026-07-01), Kootenay Silver's current stock price is $0.93591. Kootenay Silver's E10 for the quarter that ended in Mar. 2026 was $-0.28. Kootenay Silver's Shiller PE Ratio of today is .


Kootenay Silver  (OTCPK:KOOYF) 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.


Be Aware

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


Kootenay Silver E10 Related Terms


Kootenay Silver E10 Historical Data

* Premium members only.

The historical data trend for Kootenay Silver'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.

Kootenay Silver E10 Chart

Kootenay Silver Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
E10
Get a 7-Day Free Trial Premium Member Only Premium Member Only -0.37 -0.47 -0.39 -0.29 -0.28

Kootenay Silver 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 -0.29 -0.30 -0.29 -0.28 -0.28

KOOYF vs EXK: E10 Comparison

For the Silver subindustry, Kootenay Silver'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.


Kootenay Silver Shiller PE Ratio vs Metals & Mining Industry

For the Metals & Mining industry and Basic Materials sector, Kootenay Silver's Shiller PE Ratio distribution charts can be found below:

* The bar in red indicates where Kootenay Silver's Shiller PE Ratio falls into.


KOOYF
34GF Score
Kootenay Silver Inc KOOYF
E10 is just one metric. See GF Score™, valuation, warning signs, and more.
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Kootenay Silver 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, Kootenay Silver'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)
=-0.015/132.2623*132.2623
=-0.015

Current CPI (Mar. 2026) = 132.2623.

Kootenay Silver Quarterly Data

per share eps CPI Adj_EPS
201606 -0.070 102.002 -0.091
201609 -0.053 101.765 -0.069
201612 -0.033 101.449 -0.043
201703 -0.052 102.634 -0.067
201706 -0.053 103.029 -0.068
201709 -0.041 103.345 -0.052
201712 0.000 103.345 0.000
201803 -0.015 105.004 -0.019
201806 -0.030 105.557 -0.038
201809 -0.031 105.636 -0.039
201812 -0.030 105.399 -0.038
201903 -0.015 106.979 -0.019
201906 -0.015 107.690 -0.018
201909 -0.008 107.611 -0.010
201912 -0.023 107.769 -0.028
202003 -0.007 107.927 -0.009
202006 -0.015 108.401 -0.018
202009 -0.015 108.164 -0.018
202012 -0.023 108.559 -0.028
202103 -0.016 110.298 -0.019
202106 -0.008 111.720 -0.009
202109 -0.024 112.905 -0.028
202112 -0.070 113.774 -0.081
202203 -0.016 117.646 -0.018
202206 -1.546 120.806 -1.693
202209 -0.060 120.648 -0.066
202212 -0.015 120.964 -0.016
202303 -0.022 122.702 -0.024
202306 -0.015 124.203 -0.016
202309 -0.022 125.230 -0.023
202312 -0.015 125.072 -0.016
202403 -0.022 126.258 -0.023
202406 -0.015 127.522 -0.016
202409 -0.015 127.285 -0.016
202412 -0.014 127.364 -0.015
202503 -0.014 129.181 -0.014
202506 -0.007 129.892 -0.007
202509 -0.022 130.287 -0.022
202512 -0.022 130.366 -0.022
202603 -0.015 132.262 -0.015

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 $-0.28 mean?
Kootenay Silver (KOOYF) has a E10 of $-0.28 as of Mar. 2026. E10 represents the company's inflation-adjusted earnings per share over a 10-year period. View historical data on Kootenay Silver and its competitors.
Is Kootenay Silver's E10 too high?
Kootenay Silver's current E10 is $-0.28. Overall, Kootenay Silver has a GF Score™ of 34/100, reflecting its overall financial health beyond just this single metric.
How does Kootenay Silver's E10 compare to EXK?
Kootenay Silver's E10 of $-0.28 can be compared against companies in the Metals & Mining 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 Metals & Mining company?
A good E10 depends on the Metals & Mining 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 Kootenay Silver and its competitors. Kootenay Silver's current E10 is $-0.28. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Kootenay Silver stock overvalued right now?
Kootenay Silver (KOOYF) has a current E10 of $-0.28. The current E10 is $-0.28. Kootenay Silver's overall GF Score™ is 34/100 with 1 warning sign 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 Kootenay Silver (KOOYF), the current E10 is $-0.28 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.

Kootenay Silver Business Description

Other Exchanges 3FX:GermanyKTN:Canada
Address 595 Howe Street, Suite 1125, Vancouver, BC, CAN, V6C 2T5
Kootenay Silver Inc is an exploration company actively engaged in the discovery and development of mineral projects in the Sierra Madre Region of Mexico. The company remains focused on acquiring and exploring mineral properties principally located in Mexico, intending to identify mineralized deposits economically worthy of subsequent development, mining, or sale. The Company has one reportable operating segment, being the acquisition, exploration, and future development of mineral properties. The Company manages its business based on one reportable segment under two geographic regions, Canada and Mexico. The company has two projects: La Cigarra-Chihuahua State, Mexico, and Promontorio-Sonora State, Mexico.
34GF Score

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