Brookside Energy (STU:8F3) OCF Margin %: 0.00% (As of Dec. 2025)


STU:8F3 Brookside Energy Ltd STU:8F3
37 GF Score
Price €0.23
GF Value €0.31
Valuation Modestly Undervalued
! 2 Warning Signs
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What is Brookside Energy OCF Margin %?

Brookside Energy STU:8F3 -2.59% 37 OCF Margin % is 0.00% as of Dec. 2025. GuruFocus rates STU:8F3 with a GF Score™ of 37/100 and a GF Value™ of €0.31 (Modestly Undervalued). The stock has 2 warning signs investors should review. Among 906 Oil & Gas companies, Brookside Energy ranks better than 77.81% on this metric.

OCF Margin % is calculated as Cash Flow from Operations divided by its Revenue. Brookside Energy's Cash Flow from Operations for the six months ended in Dec. 2025 was €5.62 Mil. Brookside Energy's Revenue for the six months ended in Dec. 2025 was €0.00 Mil. Therefore, Brookside Energy's OCF Margin % for the quarter that ended in Dec. 2025 was 0.00%.

As of today, Brookside Energy's current OCF Yield % is 53.78%.

The historical rank and industry rank for Brookside Energy's OCF Margin % or its related term are showing as below:

STU:8F3' s OCF Margin % Range Over the Past 10 Years
Min: 36.85   Med: 44.88   Max: 135.31
Current: 38.91


During the past 13 years, the highest OCF Margin % of Brookside Energy was 135.31%. The lowest was 36.85%. And the median was 44.88%.

STU:8F3's OCF Margin % is ranked better than
77.81% of 906 companies
in the Oil & Gas industry
Industry Median: 13.93 vs STU:8F3: 38.91


Brookside Energy OCF Margin % Related Terms


Brookside Energy OCF Margin % Historical Data

* Premium members only.

The historical data trend for Brookside Energy's OCF Margin % 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.

Brookside Energy OCF Margin % Chart

Brookside Energy Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
OCF Margin %
Get a 7-Day Free Trial Premium Member Only Premium Member Only 135.34 63.43 36.85 44.88 39.02

Brookside Energy Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
OCF Margin % 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 0.00 0.00 0.00 0.00 0.00

STU:8F3 vs COP, EOG, OXY: OCF Margin % Comparison

For the Oil & Gas E&P subindustry, Brookside Energy's OCF Margin %, along with its competitors' market caps and OCF Margin % 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.


Brookside Energy OCF Margin % vs Oil & Gas Industry

For the Oil & Gas industry and Energy sector, Brookside Energy's OCF Margin % distribution charts can be found below:

* The bar in red indicates where Brookside Energy's OCF Margin % falls into.


STU:8F3
37GF Score
Brookside Energy Ltd STU:8F3
OCF Margin % is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Brookside Energy OCF Margin % Calculation

OCF Margin % is the ratio of Cash Flow from Operations divided by net sales or Revenue, usually presented in percent.

Brookside Energy's OCF Margin for the fiscal year that ended in Dec. 2025 is calculated as

OCF Margin=Cash Flow from Operations (A: Dec. 2025 )/Revenue (A: Dec. 2025 )
=11.91/30.522
=39.02 %

Brookside Energy's OCF Margin for the quarter that ended in Dec. 2025 is calculated as

OCF Margin=Cash Flow from Operations (Q: Dec. 2025 )/Revenue (Q: Dec. 2025 )
=5.617/0
= %

* 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.

Frequently Asked Questions Learn more about OCF Margin % →
What does a OCF Margin % of 0.00% mean?
Brookside Energy (STU:8F3) has a OCF Margin % of 0.00% as of Dec. 2025. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Brookside Energy and its competitors. Over the past decade, Brookside Energy's OCF Margin % has ranged from 36.85 to 135.31. According to the industry distribution chart, Brookside Energy ranks #201 out of 906 companies in the Oil & Gas industry, placing it in the top 22.2%.
Is Brookside Energy's OCF Margin % too high?
Brookside Energy's current OCF Margin % is 0.00%. Over the past 10 years, this metric has ranged from a low of 36.85 to a high of 135.31. Based on the distribution chart, Brookside Energy ranks #201 out of 906 companies in the Oil & Gas industry, which is in the top quartile — a strong position relative to peers. Overall, Brookside Energy has a GF Score™ of 37/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Brookside Energy's OCF Margin % compare to COP and EOG?
According to the Oil & Gas industry distribution chart, Brookside Energy ranks #201 out of 906 companies for OCF Margin %. This places Brookside Energy in the top 22% of its industry — outperforming the majority of peers. The industry median OCF Margin % is 13.93. Historically, Brookside Energy's own OCF Margin % has ranged from 36.85 to 135.31 over the past decade. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good OCF Margin % for an Oil & Gas company?
The median OCF Margin % among Oil & Gas companies is 13.93, based on 906 companies in the industry. Companies in the top quartile (top 25%) have a OCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, OCF Margin % 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 OCF Margin % mean?
A high OCF Margin % can signal that a stock is expensive relative to its fundamentals. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Brookside Energy and its competitors. For the Oil & Gas industry, the median OCF Margin % is 13.93 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Brookside Energy's current OCF Margin % is 0.00%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Brookside Energy stock overvalued right now?
Based on GuruFocus' analysis, Brookside Energy (STU:8F3) is currently considered Modestly Undervalued. The stock's GF Value™ is €0.31, compared to a current price of €0.23 — trading 27.1% below its estimated fair value. The current OCF Margin % is 0.00%. Brookside Energy's overall GF Score™ is 37/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is OCF Margin % calculated?
OCF Margin % is calculated from a company's financial statements. For Brookside Energy (STU:8F3), the current OCF Margin % is 0.00% 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.

Is Brookside Energy (STU:8F3) Overvalued in 2026?

Based on GuruFocus' analysis, Brookside Energy stock appears to be undervalued. The current stock price of €0.23 is trading 27.1% below its estimated GF Value™ of €0.31. GuruFocus considers Brookside Energy to be Modestly Undervalued.

Key valuation signals for STU:8F3:

  • OCF Margin %: 0.00%
  • GF Value™: €0.31 vs. price of €0.23 (27.1% below fair value)
  • GF Score™: 37/100 with 2 warning signs

No single metric tells the full story. See the STU:8F3 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Brookside Energy Business Description

Industry EnergyOil & Gas
Other Exchanges RDFEF:USABRK:Australia
Address 50 Kings Park Road, Level 1, West Perth, WA, AUS, 6005
Brookside Energy Ltd is engaged in the exploration and appraisal of oil and gas projects. The company's segments include Oil and gas exploration and Corporate. The company derives majority of its revenue from Oil and Gas Exploration. It is focused on Anadarko Basin in the western part of Oklahoma which is oil and gas rich, and generally well explored.
37GF Score

Get the complete analysis for STU:8F3

OCF Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€0.23
Price
€0.31
GF Value