Tung Mung Development Co (ROCO:1480) OCF Margin %: 9.11% (As of Dec. 2025) — 145% Above Median


ROCO:1480 Tung Mung Development Co Ltd ROCO:1480
32 GF Score
Price NT$9.01
! 4 Warning Signs
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What is Tung Mung Development Co OCF Margin %?

Tung Mung Development Co ROCO:1480 32 OCF Margin % is 9.11% as of Dec. 2025, which is 145% above its 10-year median of 3.72. GuruFocus rates ROCO:1480 with a GF Score™ of 32/100. The stock has 4 warning signs investors should review. Among 613 Steel companies, Tung Mung Development Co ranks better than 53.18% on this metric.

OCF Margin % is calculated as Cash Flow from Operations divided by its Revenue. Tung Mung Development Co's Cash Flow from Operations for the six months ended in Dec. 2025 was NT$417 Mil. Tung Mung Development Co's Revenue for the six months ended in Dec. 2025 was NT$4,574 Mil. Therefore, Tung Mung Development Co's OCF Margin % for the quarter that ended in Dec. 2025 was 9.11%.

As of today, Tung Mung Development Co's current OCF Yield % is 14.74%.

The historical rank and industry rank for Tung Mung Development Co's OCF Margin % or its related term are showing as below:

ROCO:1480' s OCF Margin % Range Over the Past 10 Years
Min: -14.64   Med: 3.72   Max: 6.18
Current: 5.48

During the past 6 years, the highest OCF Margin % of Tung Mung Development Co was 6.18%. The lowest was -14.64%. And the median was 3.72%.

ROCO:1480's OCF Margin % is ranked better than
53.18% of 613 companies
in the Steel industry
Industry Median: 5.1 vs ROCO:1480: 5.48

Tung Mung Development Co OCF Margin % Related Terms

Tung Mung Development Co OCF Margin % Historical Data

* Premium members only.

The historical data trend for Tung Mung Development Co'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.

Tung Mung Development Co OCF Margin % Chart

Tung Mung Development Co Annual Data
Trend Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
OCF Margin %
Get a 7-Day Free Trial 1.83 2.53 -14.64 6.18 5.48

Tung Mung Development Co Semi-Annual Data
Dec20 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
OCF Margin % Get a 7-Day Free Trial Premium Member Only Premium Member Only -36.60 22.01 -10.49 2.46 9.11

ROCO:1480 vs NUE, STLD, RS: OCF Margin % Comparison

For the Steel subindustry, Tung Mung Development Co'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.

Tung Mung Development Co OCF Margin % vs Steel Industry

For the Steel industry and Basic Materials sector, Tung Mung Development Co's OCF Margin % distribution charts can be found below:

* The bar in red indicates where Tung Mung Development Co's OCF Margin % falls into.


ROCO:1480
32GF Score
Tung Mung Development Co Ltd ROCO:1480
OCF Margin % is just one metric. See GF Score™, valuation, warning signs, and more.
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Tung Mung Development Co OCF Margin % Calculation

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

Tung Mung Development Co'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 )
=552.52/10087.836
=5.48 %

Tung Mung Development Co'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 )
=416.606/4573.678
=9.11 %

* 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 9.11% mean?
Tung Mung Development Co (ROCO:1480) has a OCF Margin % of 9.11% as of Dec. 2025. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Tung Mung Development Co and its competitors. This is 145% above median its historical median of 3.72. According to the industry distribution chart, Tung Mung Development Co ranks #287 out of 613 companies in the Steel industry, placing it in the top 46.8%.
Is Tung Mung Development Co's OCF Margin % too high?
Tung Mung Development Co's current OCF Margin % of 9.11% is 145% above median its 10-year median of 3.72. The Steel industry median OCF Margin % is 5.10. Tung Mung Development Co's value of 9.11% is 78.6% above this industry median. Based on the distribution chart, Tung Mung Development Co ranks #287 out of 613 companies in the Steel industry, which is above the industry midpoint. Overall, Tung Mung Development Co has a GF Score™ of 32/100, reflecting its overall financial health beyond just this single metric.
How does Tung Mung Development Co's OCF Margin % compare to NUE and STLD?
According to the Steel industry distribution chart, Tung Mung Development Co ranks #287 out of 613 companies for OCF Margin %. This puts Tung Mung Development Co in the upper half of its industry. The industry median OCF Margin % is 5.10. Tung Mung Development Co's value of 9.11% is 78.6% above this benchmark. While the company's 10-year median is 3.72 vs. the industry median of 5.10, Tung Mung Development Co has consistently been above 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 OCF Margin % for a Steel company?
The median OCF Margin % among Steel companies is 5.10, based on 613 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. Tung Mung Development Co's current OCF Margin % of 9.11% is 78.6% above 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 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 Tung Mung Development Co and its competitors. For the Steel industry, the median OCF Margin % is 5.10 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Tung Mung Development Co's current OCF Margin % is 9.11%, which is 145% above median its own 10-year median of 3.72. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Tung Mung Development Co stock overvalued right now?
Tung Mung Development Co (ROCO:1480) has a current OCF Margin % of 9.11%. The current OCF Margin % is 9.11%, which is 145% above median its 10-year median of 3.72 and 78.6% above the Steel industry median of 5.10. Tung Mung Development Co's overall GF Score™ is 32/100 with 4 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 Tung Mung Development Co (ROCO:1480), the current OCF Margin % is 9.11% 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.

Tung Mung Development Co Business Description

Address No. 90, Sec. 1, Hsin-Tai 5th Road, Tower C, 24th Floor, Hsichih District, New Taipei City, TWN
Tung Mung Development Co Ltd engages in manufacturing stainless steel products. The firm produces steel grades, stainless steel coils, and stainless steel sheets.
32GF Score

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

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