Tung Mung Development Co (ROCO:1480) OCF Yield %: 12.86 (As of Aug. 23, 2026) — Near Median

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

ROCO:1480 Tung Mung Development Co Ltd ROCO:1480
50 GF Score
Price NT$7.85
GF Value NT$12.07
Valuation Significantly Undervalued
! 4 Warning Signs
View Full Analysis

What is Tung Mung Development Co OCF Yield %?

Tung Mung Development Co ROCO:1480 +0.26% 50 OCF Yield % is 12.86 as of Aug. 23, 2026, which is 5% above its 10-year median of 12.30. GuruFocus rates ROCO:1480 with a GF Score™ of 50/100 and a GF Value™ of NT$12.07 (Significantly Undervalued). The stock has 4 warning signs investors should review. Among 629 Steel companies, Tung Mung Development Co ranks better than 67.89% on this metric.

OCF Yield % is calculated as Cash Flow from Operations divided by Market Capitalization. It is a financial solvency ratio that compares the operating cash flow a company is expected to earn against its market value.

As of today, Tung Mung Development Co's Trailing 12-Month Cash Flow from Operations is NT$420 Mil, and Market Cap is NT$3,266 Mil. Therefore, Tung Mung Development Co's OCF Yield % for today is 12.86%.

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

ROCO:1480' s OCF Yield % Range Over the Past 10 Years
Min: -29.28   Med: 12.3   Max: 16.92
Current: 12.86


During the past 6 years, the highest OCF Yield % of Tung Mung Development Co was 16.92%. The lowest was -29.28%. And the median was 12.30%.

ROCO:1480's OCF Yield % is ranked better than
67.89% of 629 companies
in the Steel industry
Industry Median: 6.28 vs ROCO:1480: 12.86

Tung Mung Development Co's OCF Margin % for the quarter that ended in Jun. 2026 was %.


Tung Mung Development Co OCF Yield % Explanation

Similar to Earnings Yield %, OCF Yield % is financial solvency ratio. A lower ratio suggests a less attractive investment, indicating that investors might not receive substantial returns in proportion to their investment. Conversely, a high operating cash flow yield signals that a company generates sufficient cash to comfortably meet its debts, obligations, and dividend payments, making it a promising investment choice.


Tung Mung Development Co OCF Yield % Related Terms


Tung Mung Development Co OCF Yield % Historical Data

* Premium members only.

The historical data trend for Tung Mung Development Co's OCF Yield % 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 Yield % Chart

Tung Mung Development Co Annual Data
Trend Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
OCF Yield %
Get a 7-Day Free Trial 0.00 0.00 -21.48 12.24 13.21

Tung Mung Development Co Semi-Annual Data
Dec20 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25 Jun26
OCF Yield % Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only 41.02 -20.23 6.70 19.93 0.18

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

For the Steel subindustry, Tung Mung Development Co's OCF Yield %, along with its competitors' market caps and OCF Yield % 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 Yield % vs Steel Industry

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

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


ROCO:1480
50GF Score
Tung Mung Development Co Ltd ROCO:1480
OCF Yield % is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Tung Mung Development Co OCF Yield % Calculation

OCF Yield % is a financial solvency ratio that compares the operating cash flow a company is expected to earn against its market value.

Tung Mung Development Co's OCF Yield % for the fiscal year that ended in Dec. 2025 is calculated as

OCF Yield %=Cash Flow from Operations / Market Cap
=552.52 / 4181.65425
=13.21%

Tung Mung Development Co's annualized OCF Yield % for the quarter that ended in Jun. 2026 is calculated as

OCF Yield %=Cash Flow from Operations * Annualized Factor / Market Cap
=3.433 * 2 / 3748.92585
=0.18%

* 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 Yield % →
What does a OCF Yield % of 12.86 mean?
Tung Mung Development Co (ROCO:1480) has a OCF Yield % of 12.86 as of Aug. 23, 2026. OCF Yield is calculated as Cash Flow from Operations divided by Market Capitalization. View historical data on Tung Mung Development Co and its competitors. This is near median its historical median of 12.30. According to the industry distribution chart, Tung Mung Development Co ranks #202 out of 629 companies in the Steel industry, placing it in the top 32.1%.
Is Tung Mung Development Co's OCF Yield % too high?
Tung Mung Development Co's current OCF Yield % of 12.86 is near median its 10-year median of 12.30. The Steel industry median OCF Yield % is 6.28. Tung Mung Development Co's value of 12.86 is 104.8% above this industry median. Based on the distribution chart, Tung Mung Development Co ranks #202 out of 629 companies in the Steel industry, which is above the industry midpoint. Overall, Tung Mung Development Co has a GF Score™ of 50/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Tung Mung Development Co's OCF Yield % compare to NUE and STLD?
According to the Steel industry distribution chart, Tung Mung Development Co ranks #202 out of 629 companies for OCF Yield %. This puts Tung Mung Development Co in the upper half of its industry. The industry median OCF Yield % is 6.28. Tung Mung Development Co's value of 12.86 is 104.8% above this benchmark. While the company's 10-year median is 12.30 vs. the industry median of 6.28, 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 Yield % for a Steel company?
The median OCF Yield % among Steel companies is 6.28, based on 629 companies in the industry. Companies in the top quartile (top 25%) have a OCF Yield % significantly above this median, while those in the bottom quartile fall well below. However, OCF Yield % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Tung Mung Development Co's current OCF Yield % of 12.86 is 104.8% 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 Yield % mean?
A high OCF Yield % can signal that a stock is expensive relative to its fundamentals. OCF Yield is calculated as Cash Flow from Operations divided by Market Capitalization. View historical data on Tung Mung Development Co and its competitors. For the Steel industry, the median OCF Yield % is 6.28 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Tung Mung Development Co's current OCF Yield % is 12.86, which is near median its own 10-year median of 12.30. 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?
Based on GuruFocus' analysis, Tung Mung Development Co (ROCO:1480) is currently considered Significantly Undervalued. The stock's GF Value™ is NT$12.07, compared to a current price of NT$7.85 — trading 35% below its estimated fair value. The current OCF Yield % is 12.86, which is near median its 10-year median of 12.30 and 104.8% above the Steel industry median of 6.28. Tung Mung Development Co's overall GF Score™ is 50/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is OCF Yield % calculated?
OCF Yield % is calculated from a company's financial statements. For Tung Mung Development Co (ROCO:1480), the current OCF Yield % is 12.86 as of Aug. 23, 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 Tung Mung Development Co (ROCO:1480) Overvalued in 2026?

Based on GuruFocus' analysis, Tung Mung Development Co stock appears to be undervalued. The current stock price of NT$7.85 is trading 35% below its estimated GF Value™ of NT$12.07. GuruFocus considers Tung Mung Development Co to be Significantly Undervalued.

Key valuation signals for ROCO:1480:

  • OCF Yield %: 12.86 (near median its 10-year median of 12.30)
  • GF Value™: NT$12.07 vs. price of NT$7.85 (35% below fair value)
  • GF Score™: 50/100 with 4 warning signs
  • Industry Position: 104.8% above the Steel median (#202 of 629)

No single metric tells the full story. See the ROCO:1480 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


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.
50GF Score

Get the complete analysis for ROCO:1480

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

NT$7.85
Price
NT$12.07
GF Value