GMDMF (Gem Diamonds) ROE % Adjusted to Book Value: -7,389.00% (As of Dec. 2025)


What is Gem Diamonds ROE % Adjusted to Book Value?

Gem Diamonds GMDMF ROE % Adjusted to Book Value is -7,389.00% as of Dec. 2025. The stock has 5 warning signs investors should review.

Gem Diamonds's ROE % for the quarter that ended in Dec. 2025 was -147.78%. Gem Diamonds's PB Ratio for the quarter that ended in Dec. 2025 was 0.02. Gem Diamonds's ROE % Adjusted to Book Value for the quarter that ended in Dec. 2025 was -7,389.00%.

Gem Diamonds ROE % Adjusted to Book Value Related Terms

Gem Diamonds ROE % Adjusted to Book Value Historical Data

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The historical data trend for Gem Diamonds's ROE % Adjusted to Book Value 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.

Gem Diamonds ROE % Adjusted to Book Value Chart

Gem Diamonds Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
ROE % Adjusted to Book Value
Get a 7-Day Free Trial Premium Member Only Premium Member Only 17.60 72.44 -7.53 20.20 -4,118.50

Gem Diamonds Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
ROE % Adjusted to Book Value 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 -8.53 24.00 11.80 -150.45 -7,389.00

GMDMF vs HL: ROE % Adjusted to Book Value Comparison

For the Other Precious Metals & Mining subindustry, Gem Diamonds's ROE % Adjusted to Book Value, along with its competitors' market caps and ROE % Adjusted to Book Value 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.

Gem Diamonds ROE % Adjusted to Book Value vs Metals & Mining Industry

For the Metals & Mining industry and Basic Materials sector, Gem Diamonds's ROE % Adjusted to Book Value distribution charts can be found below:

* The bar in red indicates where Gem Diamonds's ROE % Adjusted to Book Value falls into.


Gem Diamonds ROE % Adjusted to Book Value Calculation

Gem Diamonds's ROE % Adjusted to Book Value for the fiscal year that ended in Dec. 2025 is calculated as

ROE % Adjusted to Book Value=ROE % / PB Ratio
=-82.37% / 0.02
=-4,118.50%

Gem Diamonds's ROE % Adjusted to Book Value for the quarter that ended in Dec. 2025 is calculated as

ROE % Adjusted to Book Value=ROE % / PB Ratio
=-147.78% / 0.02
=-7,389.00%

* 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.

What does a ROE % Adjusted to Book Value of -7,389.00% mean?
Gem Diamonds (GMDMF) has a ROE % Adjusted to Book Value of -7,389.00% as of Dec. 2025. Return on equity adjusted to book is the ratio of return on equity to price-book ratio. View historical data on Gem Diamonds and its competitors.
Is Gem Diamonds' ROE % Adjusted to Book Value too high?
Gem Diamonds' current ROE % Adjusted to Book Value is -7,389.00%.
How does Gem Diamonds' ROE % Adjusted to Book Value compare to HL?
Gem Diamonds' ROE % Adjusted to Book Value of -7,389.00% 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 ROE % Adjusted to Book Value for a Metals & Mining company?
A good ROE % Adjusted to Book Value depends on the Metals & Mining industry context. However, ROE % Adjusted to Book Value 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 ROE % Adjusted to Book Value mean?
A high ROE % Adjusted to Book Value can signal that a stock is expensive relative to its fundamentals. Return on equity adjusted to book is the ratio of return on equity to price-book ratio. View historical data on Gem Diamonds and its competitors. Gem Diamonds's current ROE % Adjusted to Book Value is -7,389.00%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Gem Diamonds stock overvalued right now?
Based on GuruFocus' analysis, Gem Diamonds (GMDMF) is currently considered Possible Value Trap. The stock's GF Value™ is $0.08, compared to a current price of $0.04 — trading 46.1% below its estimated fair value. The current ROE % Adjusted to Book Value is -7,389.00%. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is ROE % Adjusted to Book Value calculated?
ROE % Adjusted to Book Value is calculated from a company's financial statements. For Gem Diamonds (GMDMF), the current ROE % Adjusted to Book Value is -7,389.00% as of Dec. 2025. 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.

Gem Diamonds Business Description

Other Exchanges GEMDl:UKGEMD:UKZVW:Germany
Address 2 Eaton Gate, London, GBR, SW1W 9BJ
Gem Diamonds Ltd is a United Kingdom-based company engaged in the exploration and development of diamond mines. The company's geographical segments include Lesotho (diamond mining activities); Belgium (sales, marketing, and manufacturing of diamonds); and BVI, RSA, the UK, and Cyprus (technical and administrative services) and Botswana (diamond mining activities, currently on care and maintenance). It generates maximum revenue from the Belgium region. Its projects include Letseng Diamond mine and Ghaghoo Diamond mine. The company's revenue is derived from mining activities, polished manufacturing margins, and diamond analysis and manufacturing services.