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Star CopperSTU:SOP -0.18%38 9-Day RSI is 31.27 as of Jul. 18, 2026. GuruFocus rates STU:SOP with a GF Score™ of 38/100. The stock has 1 warning sign investors should review. Among 2,685 Metals & Mining companies, Star Copper ranks better than 69.83% on this metric.
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. A shorter period RSI is more reactive to recent price changes, so it can show early signs of reversals. 9-Day RSI is sometimes used together with 14-Day RSI in a two period divergence strategy.
As of today (2026-07-18), Star Copper's 9-Day RSI is 31.27.
The industry rank for Star Copper's 9-Day RSI or its related term are showing as below:
STU:SOP's 9-Day RSI is ranked better than 69.83% of 2685
companies
in the Metals & Mining industry
Industry Median: 41.26
vs STU:SOP: 31.27
Star Copper (STU:SOP) 9-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. A shorter period RSI is more reactive to recent price changes, so it can show early signs of reversals. 9-Day RSI is sometimes used together with 14-Day RSI in a two period divergence strategy.
Star Copper 9-Day RSI Related Terms
Star Copper 9-Day RSI Competitor Comparison
For the Other Industrial Metals & Mining subindustry, Star Copper's 9-Day RSI, along with its competitors' market caps and 9-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.
Star Copper 9-Day RSI vs Metals & Mining Industry
For the Metals & Mining industry and Basic Materials sector, Star Copper's 9-Day RSI distribution charts can be found below:
* The bar in red indicates where Star Copper's 9-Day RSI falls into.
* 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.
Star Copper (STU:SOP) has a 9-Day RSI of 31.27 as of Jul. 18, 2026. According to the industry distribution chart, Star Copper ranks #810 out of 2685 companies in the Metals & Mining industry, placing it in the top 30.2%.
Is Star Copper's 9-Day RSI too high?
Star Copper's current 9-Day RSI is 31.27. The Metals & Mining industry median 9-Day RSI is 41.26. Star Copper's value of 31.27 is 24.2% below this industry median. Based on the distribution chart, Star Copper ranks #810 out of 2685 companies in the Metals & Mining industry, which is above the industry midpoint. Overall, Star Copper has a GF Score™ of 38/100, reflecting its overall financial health beyond just this single metric.
How does Star Copper's 9-Day RSI compare to competitors?
According to the Metals & Mining industry distribution chart, Star Copper ranks #810 out of 2685 companies for 9-Day RSI. This puts Star Copper in the upper half of its industry. The industry median 9-Day RSI is 41.26. Star Copper's value of 31.27 is 24.2% 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 9-Day RSI for a Metals & Mining company?
The median 9-Day RSI among Metals & Mining companies is 41.26, based on 2,685 companies in the industry. Companies in the top quartile (top 25%) have a 9-Day RSI significantly above this median, while those in the bottom quartile fall well below. However, 9-Day RSI should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Star Copper's current 9-Day RSI of 31.27 is 24.2% 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 9-Day RSI mean?
A high 9-Day RSI can signal that a stock is expensive relative to its fundamentals. For the Metals & Mining industry, the median 9-Day RSI is 41.26 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Star Copper's current 9-Day RSI is 31.27. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Star Copper stock overvalued right now?
Star Copper (STU:SOP) has a current 9-Day RSI of 31.27. The current 9-Day RSI is 31.27 and 24.2% below the Metals & Mining industry median of 41.26. Star Copper's overall GF Score™ is 38/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 9-Day RSI calculated?
9-Day RSI is calculated from a company's financial statements. For Star Copper (STU:SOP), the current 9-Day RSI is 31.27 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.
Star Copper Corp, formerly Alpha Copper Corp is a Canada based company engaged in the exploration and development of mineral properties. It holds interests in the Indata project situated in north-central British Columbia on the east side of Albert Lake, Star Property, Quesnel Property, Hopper Project, and the Okeover project located on the south coast of British Columbia.
38GF Score
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