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.
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.
BISON ElectronicsROCO:3659 -5.91%75 OCF Margin % is 13.77% as of Dec. 2025, which is 99% above its 10-year median of 6.93. GuruFocus rates ROCO:3659 with a GF Score™ of 75/100 and a GF Value™ of NT$30.17 (Significantly Undervalued). The stock has 5 warning signs investors should review. Among 2,478 Hardware companies, BISON Electronics ranks better than 70.86% on this metric.
The historical rank and industry rank for BISON Electronics's OCF Margin % or its related term are showing as below:
ROCO:3659'
s OCF Margin % Range Over the Past 10 Years
Min: -8.27 Med: 6.93 Max: 16.54
Current: 11.07
During the past 13 years, the highest OCF Margin % of BISON Electronics was 16.54%. The lowest was -8.27%. And the median was 6.93%.
ROCO:3659's OCF Margin % is ranked better than 70.86% of 2478
companies
in the Hardware industry
Industry Median: 5.275
vs ROCO:3659: 11.07
BISON Electronics OCF Margin % Related Terms
BISON Electronics OCF Margin % Historical Data
* Premium members only.
The historical data trend for BISON Electronics'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.
ROCO:3659 vs SNDK, DELL, STX: OCF Margin % Comparison
For the Computer Hardware subindustry, BISON Electronics'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.
BISON Electronics OCF Margin % vs Hardware Industry
For the Hardware industry and Technology sector, BISON Electronics's OCF Margin % distribution charts can be found below:
* The bar in red indicates where BISON Electronics's OCF Margin % falls into.
* 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.
BISON Electronics (ROCO:3659) has a OCF Margin % of 13.77% as of Dec. 2025. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on BISON Electronics and its competitors. This is 99% above median its historical median of 6.93. According to the industry distribution chart, BISON Electronics ranks #722 out of 2478 companies in the Hardware industry, placing it in the top 29.1%.
Is BISON Electronics' OCF Margin % too high?
BISON Electronics' current OCF Margin % of 13.77% is 99% above median its 10-year median of 6.93. The Hardware industry median OCF Margin % is 5.28. BISON Electronics' value of 13.77% is 161% above this industry median. Based on the distribution chart, BISON Electronics ranks #722 out of 2478 companies in the Hardware industry, which is above the industry midpoint. Overall, BISON Electronics has a GF Score™ of 75/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does BISON Electronics' OCF Margin % compare to SNDK and DELL?
According to the Hardware industry distribution chart, BISON Electronics ranks #722 out of 2478 companies for OCF Margin %. This puts BISON Electronics in the upper half of its industry. The industry median OCF Margin % is 5.28. BISON Electronics' value of 13.77% is 161% above this benchmark. While the company's 10-year median is 6.93 vs. the industry median of 5.28, BISON Electronics 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 Hardware company?
The median OCF Margin % among Hardware companies is 5.28, based on 2,478 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. BISON Electronics's current OCF Margin % of 13.77% is 161% 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 BISON Electronics and its competitors. For the Hardware industry, the median OCF Margin % is 5.28 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. BISON Electronics's current OCF Margin % is 13.77%, which is 99% above median its own 10-year median of 6.93. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is BISON Electronics stock overvalued right now?
Based on GuruFocus' analysis, BISON Electronics (ROCO:3659) is currently considered Significantly Undervalued. The stock's GF Value™ is NT$30.17, compared to a current price of NT$20.70 — trading 31.4% below its estimated fair value. The current OCF Margin % is 13.77%, which is 99% above median its 10-year median of 6.93 and 161% above the Hardware industry median of 5.28. BISON Electronics' overall GF Score™ is 75/100 with 5 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 BISON Electronics (ROCO:3659), the current OCF Margin % is 13.77% 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 BISON Electronics (ROCO:3659) Overvalued in 2026?
Based on GuruFocus' analysis, BISON Electronics stock appears to be undervalued.
The current stock price of NT$20.70 is trading 31.4% below its estimated GF Value™ of NT$30.17.
GuruFocus considers BISON Electronics to be Significantly Undervalued.
Key valuation signals for ROCO:3659:
OCF Margin %: 13.77% (99% above median its 10-year median of 6.93)
GF Value™: NT$30.17 vs. price of NT$20.70 (31.4% below fair value)
Industry Position: 161% above the Hardware median (#722 of 2478)
No single metric tells the full story. See the ROCO:3659 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
BISON Electronics Inc is an equipment manufacturer in Taiwan. It manufactures camera modules, displays, peripheral devices, and computer-relevant accessories.
75GF Score
Get the complete analysis for ROCO:3659
OCF Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
ROCO:3659 has been successfully added to your 
