Petra DiamondsPDLMF 43 Cyclically Adjusted PS Ratio is 0.01 as of Jul. 04, 2026, which is 75% below its 10-year median of 0.04. GuruFocus rates PDLMF with a GF Score™ of 43/100 and a GF Value™ of $0.97. The stock has 2 warning signs investors should review. Among 576 Metals & Mining companies, Petra Diamonds ranks worse than 173610.94% on this metric.
The historical rank and industry rank for Petra Diamonds's Cyclically Adjusted PS Ratio or its related term are showing as below:
During the past 13 years, Petra Diamonds's highest Cyclically Adjusted PS Ratio was 4.34. The lowest was 0.01. And the median was 0.04.
PDLMF's Cyclically Adjusted PS Ratio is not ranked *
in the Metals & Mining industry.
Industry Median: 2.2 * Ranked among companies with meaningful Cyclically Adjusted PS Ratio only.
The Shiller PE Ratio was first used by professor Robert Shiller. He uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings per share of a company over the past 10 years. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PS Ratio. The Cyclically Adjusted Revenue per Share is the average of the inflation adjusted revenue per share of a company over the past 10 years.
Petra Diamonds's adjusted revenue per share data of for the fiscal year that ended in Jun25 was $1.007. Add all the adjusted revenue per share for the past 10 years together and divide 10 will get our Cyclically Adjusted Revenue per Share, which is $33.05 for the trailing ten years ended in Jun25.
Shiller PE for Stocks: The True Measure of Stock Valuation
Petra Diamonds (OTCPK:PDLMF) Cyclically Adjusted PS Ratio Explanation
Compared with the regular PS Ratio, which works poorly for cyclical businesses, the Cyclically Adjusted PS Ratio smoothed out the fluctuations of revenue during business cycles. Therefore it is more accurate in reflecting the valuation of the company.
If a company has consistent business performance, the Cyclically Adjusted PS Ratio should give similar results to regular PS Ratio.
Petra Diamonds Cyclically Adjusted PS Ratio Related Terms
Petra Diamonds Cyclically Adjusted PS Ratio Historical Data
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The historical data trend for Petra Diamonds's Cyclically Adjusted PS 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.
PDLMF vs HL: Cyclically Adjusted PS Ratio Comparison
For the Other Precious Metals & Mining subindustry, Petra Diamonds's Cyclically Adjusted PS Ratio, along with its competitors' market caps and Cyclically Adjusted PS 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.
Petra Diamonds Cyclically Adjusted PS Ratio vs Metals & Mining Industry
For the Metals & Mining industry and Basic Materials sector, Petra Diamonds's Cyclically Adjusted PS Ratio distribution charts can be found below:
* The bar in red indicates where Petra Diamonds's Cyclically Adjusted PS Ratio falls into.
Petra Diamonds Cyclically Adjusted PS Ratio Calculation
Like the Shiller PE Ratio, the Cyclically Adjusted PS Ratio takes the Revenue per Share from the past 10 years, adjusts it for inflation, and then calculates the average. This average is then used for the P/S calculation. Because it considers this 10-year average, it's often referred to as the CAPS Ratio.
The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PS Ratio.
Petra Diamonds's Cyclically Adjusted PS 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.
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.
What does a Cyclically Adjusted PS Ratio of 0.01 mean?
Petra Diamonds (PDLMF) has a Cyclically Adjusted PS Ratio of 0.01 as of Jul. 04, 2026. Cyclically Adjusted PS Ratio is the ratio of share price to a company's inflation-adjusted revenue per share over a 10-year period. View historical data on Petra Diamonds and its competitors. This is 75% below median its historical median of 0.04. Over the past decade, Petra Diamonds' Cyclically Adjusted PS Ratio has ranged from 0.01 to 4.34. According to the industry distribution chart, Petra Diamonds ranks #999999 out of 576 companies in the Metals & Mining industry.
Is Petra Diamonds' Cyclically Adjusted PS Ratio too high?
Petra Diamonds' current Cyclically Adjusted PS Ratio of 0.01 is 75% below median its 10-year median of 0.04. Over the past 10 years, this metric has ranged from a low of 0.01 to a high of 4.34. The Metals & Mining industry median Cyclically Adjusted PS Ratio is 2.20. Petra Diamonds' value of 0.01 is 99.5% below this industry median. Based on the distribution chart, Petra Diamonds ranks #999999 out of 576 companies in the Metals & Mining industry, which is in the bottom quartile relative to peers. Overall, Petra Diamonds has a GF Score™ of 43/100, reflecting its overall financial health beyond just this single metric.
How does Petra Diamonds' Cyclically Adjusted PS Ratio compare to HL?
According to the Metals & Mining industry distribution chart, Petra Diamonds ranks #999999 out of 576 companies for Cyclically Adjusted PS Ratio. This places Petra Diamonds in the lower half of its industry. The industry median Cyclically Adjusted PS Ratio is 2.20. Petra Diamonds' value of 0.01 is 99.5% below this benchmark. Historically, Petra Diamonds' own Cyclically Adjusted PS Ratio has ranged from 0.01 to 4.34 over the past decade. While the company's 10-year median is 0.04 vs. the industry median of 2.20, Petra Diamonds 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 Cyclically Adjusted PS Ratio for a Metals & Mining company?
The median Cyclically Adjusted PS Ratio among Metals & Mining companies is 2.20, based on 576 companies in the industry. Companies in the top quartile (top 25%) have a Cyclically Adjusted PS Ratio significantly above this median, while those in the bottom quartile fall well below. However, Cyclically Adjusted PS Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Petra Diamonds's current Cyclically Adjusted PS Ratio of 0.01 is 99.5% 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 Cyclically Adjusted PS Ratio mean?
A high Cyclically Adjusted PS Ratio can signal that a stock is expensive relative to its fundamentals. Cyclically Adjusted PS Ratio is the ratio of share price to a company's inflation-adjusted revenue per share over a 10-year period. View historical data on Petra Diamonds and its competitors. For the Metals & Mining industry, the median Cyclically Adjusted PS Ratio is 2.20 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Petra Diamonds's current Cyclically Adjusted PS Ratio is 0.01, which is 75% below median its own 10-year median of 0.04. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Petra Diamonds stock overvalued right now?
Petra Diamonds (PDLMF) has a current Cyclically Adjusted PS Ratio of 0.01. The stock's GF Value™ is $0.97, compared to a current price of $0.27 — trading 72.3% below its estimated fair value. The current Cyclically Adjusted PS Ratio is 0.01, which is 75% below median its 10-year median of 0.04 and 99.5% below the Metals & Mining industry median of 2.20. Petra Diamonds' overall GF Score™ is 43/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Cyclically Adjusted PS Ratio calculated?
Cyclically Adjusted PS Ratio is calculated from a company's financial statements. For Petra Diamonds (PDLMF), the current Cyclically Adjusted PS Ratio is 0.01 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 Petra Diamonds (PDLMF) Overvalued in 2026?
Based on GuruFocus' analysis, Petra Diamonds stock appears to be undervalued.
The current stock price of $0.27 is trading 72.3% below its estimated GF Value™ of $0.97.
Key valuation signals for PDLMF:
Cyclically Adjusted PS Ratio: 0.01 (75% below median its 10-year median of 0.04)
GF Value™: $0.97 vs. price of $0.27 (72.3% below fair value)
Industry Position: 99.5% below the Metals & Mining median (#999999 of 576)
No single metric tells the full story. See the PDLMF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Petra Diamonds Ltd is an independent diamond mining company. It focuses on the upstream segment of the diamond pipeline, which includes mining, processing, sorting, and selling rough diamonds. It operates in Southern Africa, with mines such as Cullinan and Finsch producing high-quality white and rare blue diamonds. Its operating and geographical segments are: a) Mining: The extraction and sale of rough diamonds from mining operations in South Africa and Tanzania, b) Corporate: Administrative activities in the United Kingdom, c) Beneficiation: Beneficiation activities in South Africa. The majority of revenue is generated from the sale of rough diamonds.
43GF Score
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