The Relative Strength Index (RSI) is a momentum oscillator that measures the speed and change of price movements. The RSI is most typically used on a 14-day period, measured on a scale from 0 to 100. Traditionally, an asset is considered overbought or overvalued when the RSI is above 70 and oversold or undervalued when it is below 30.
The industry rank for Sumitomo Metal Mining Co's 14-Day RSI or its related term are showing as below:
STMNF's 14-Day RSI is ranked better than 76.75% of 2684
companies
in the Metals & Mining industry
Industry Median: 44.355
vs STMNF: 20.51
Sumitomo Metal Mining Co (OTCPK:STMNF) 14-Day RSI Explanation
The Relative Strength Index (RSI), developed by J. Welles Wilder in his book “New Concepts in Technical Trading Systems.”, is a momentum oscillator that measures the speed and change of price movements. The RSI is most typically used on a 14-day period, measured on a scale from 0 to 100.
Traditionally, an asset is considered overbought or overvalued when the RSI is above 70 and oversold or undervalued when it is below 30. A RSI surpasses the 30 level indicates a bullish sign, when it slides below 70 level, it’s a bearish sign. This level can be adjusted depending on the security’s pattern and the market’s underlying trend. In an uptrend or bullish market, the RSI might range within a higher interval, investors could set the support level higher. If a downtrend or bearish market occurs, investors may need to lower the resistance level.
RSI can also be used in trading techniques to indicate the trading signal, such as Divergences and Swing Rejections.
Sumitomo Metal Mining Co 14-Day RSI Related Terms
Sumitomo Metal Mining Co 14-Day RSI Competitor Comparison
For the Other Industrial Metals & Mining subindustry, Sumitomo Metal Mining Co's 14-Day RSI, along with its competitors' market caps and 14-Day RSI 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.
Sumitomo Metal Mining Co 14-Day RSI vs Metals & Mining Industry
For the Metals & Mining industry and Basic Materials sector, Sumitomo Metal Mining Co's 14-Day RSI distribution charts can be found below:
* The bar in red indicates where Sumitomo Metal Mining Co's 14-Day RSI falls into.
Sumitomo Metal Mining Co (OTCPK:STMNF) 14-Day RSI Calculation
The formula for calculating RSI is:
RSI
=
100
–
[ 100
/
( 1 + Average Gain
/
Average Loss )]
* Note that the formula uses a positive value for the average loss.
* 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.
Sumitomo Metal Mining Co (STMNF) has a 14-Day RSI of 20.51 as of Jul. 04, 2026. Relative Strength Index (RSI) is a momentum oscillator that measures the speed and change of price movements. View historical data on Sumitomo Metal Mining Co and its competitors. According to the industry distribution chart, Sumitomo Metal Mining Co ranks #624 out of 2684 companies in the Metals & Mining industry, placing it in the top 23.2%.
Is Sumitomo Metal Mining Co's 14-Day RSI too high?
Sumitomo Metal Mining Co's current 14-Day RSI is 20.51. The Metals & Mining industry median 14-Day RSI is 44.36. Sumitomo Metal Mining Co's value of 20.51 is 53.8% below this industry median. Based on the distribution chart, Sumitomo Metal Mining Co ranks #624 out of 2684 companies in the Metals & Mining industry, which is in the top quartile — a strong position relative to peers. Overall, Sumitomo Metal Mining Co has a GF Score™ of 79/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Sumitomo Metal Mining Co's 14-Day RSI compare to competitors?
According to the Metals & Mining industry distribution chart, Sumitomo Metal Mining Co ranks #624 out of 2684 companies for 14-Day RSI. This places Sumitomo Metal Mining Co in the top 23% of its industry — outperforming the majority of peers. The industry median 14-Day RSI is 44.36. Sumitomo Metal Mining Co's value of 20.51 is 53.8% below this benchmark. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good 14-Day RSI for a Metals & Mining company?
The median 14-Day RSI among Metals & Mining companies is 44.36, based on 2,684 companies in the industry. Companies in the top quartile (top 25%) have a 14-Day RSI significantly above this median, while those in the bottom quartile fall well below. However, 14-Day RSI should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Sumitomo Metal Mining Co's current 14-Day RSI of 20.51 is 53.8% 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 14-Day RSI mean?
A high 14-Day RSI can signal that a stock is expensive relative to its fundamentals. Relative Strength Index (RSI) is a momentum oscillator that measures the speed and change of price movements. View historical data on Sumitomo Metal Mining Co and its competitors. For the Metals & Mining industry, the median 14-Day RSI is 44.36 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Sumitomo Metal Mining Co's current 14-Day RSI is 20.51. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sumitomo Metal Mining Co stock overvalued right now?
Based on GuruFocus' analysis, Sumitomo Metal Mining Co (STMNF) is currently considered Modestly Overvalued. The stock's GF Value™ is $39.25, compared to a current price of $47.75 — trading 21.7% above its estimated fair value. The current 14-Day RSI is 20.51 and 53.8% below the Metals & Mining industry median of 44.36. Sumitomo Metal Mining Co's overall GF Score™ is 79/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 14-Day RSI calculated?
14-Day RSI is calculated from a company's financial statements. For Sumitomo Metal Mining Co (STMNF), the current 14-Day RSI is 20.51 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 Sumitomo Metal Mining Co (STMNF) Overvalued in 2026?
Based on GuruFocus' analysis, Sumitomo Metal Mining Co stock appears to be overvalued.
The current stock price of $47.75 is trading 21.7% above its estimated GF Value™ of $39.25.
GuruFocus considers Sumitomo Metal Mining Co to be Modestly Overvalued.
Key valuation signals for STMNF:
14-Day RSI: 20.51
GF Value™: $39.25 vs. price of $47.75 (21.7% above fair value)
Industry Position: 53.8% below the Metals & Mining median (#624 of 2684)
No single metric tells the full story. See the STMNF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Sumitomo Metal Mining Co Ltd is a Japan-based company engaged in the mining business. The company operates through three segments. The Material segment manufactures and sells battery materials, powder and crystalline materials, tape materials, catalysts, and related products. The Resource segment focuses on the exploration, development, production, and sale of nonferrous metal resources in Japan and overseas. The Smelting segment engages in the smelting and sale of copper, nickel, ferronickel, zinc, and precious metals, including gold, silver, platinum, and palladium. The Others segment covers real estate and engineering businesses. It generates the majority of its revenue from the Smelting segment.
79GF Score
Get the complete analysis for STMNF
14-Day RSI is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
STMNF has been successfully added to your 