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.
Bio-Gate AGSTU:BIG 30 OCF Yield % is -15.26 as of Jul. 31, 2026. GuruFocus rates STU:BIG with a GF Score™ of 30/100. The stock has 7 warning signs investors should review. Among 849 Medical Devices & Instruments companies, Bio-Gate AG ranks worse than 83.86% 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.
The historical rank and industry rank for Bio-Gate AG's OCF Yield % or its related term are showing as below:
STU:BIG'
s OCF Yield % Range Over the Past 10 Years
Min: -50.84 Med: -4.38 Max: 3.55
Current: -15.26
During the past 13 years, the highest OCF Yield % of Bio-Gate AG was 3.55%. The lowest was -50.84%. And the median was -4.38%.
STU:BIG's OCF Yield % is ranked worse than 83.86% of 849
companies
in the Medical Devices & Instruments industry
Industry Median: 1.68
vs STU:BIG: -15.26
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.
Bio-Gate AG OCF Yield % Related Terms
Bio-Gate AG OCF Yield % Historical Data
* Premium members only.
The historical data trend for Bio-Gate AG'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.
STU:BIG vs ISRG, BDX, MDLN: OCF Yield % Comparison
For the Medical Instruments & Supplies subindustry, Bio-Gate AG'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.
Bio-Gate AG OCF Yield % vs Medical Devices & Instruments Industry
For the Medical Devices & Instruments industry and Healthcare sector, Bio-Gate AG's OCF Yield % distribution charts can be found below:
* The bar in red indicates where Bio-Gate AG's OCF Yield % 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.
Bio-Gate AG (STU:BIG) has a OCF Yield % of -15.26 as of Jul. 31, 2026. OCF Yield is calculated as Cash Flow from Operations divided by Market Capitalization. View historical data on Bio-Gate AG and its competitors. According to the industry distribution chart, Bio-Gate AG ranks #712 out of 849 companies in the Medical Devices & Instruments industry, placing it in the top 83.9%.
Is Bio-Gate AG's OCF Yield % too high?
Bio-Gate AG's current OCF Yield % is -15.26. Based on the distribution chart, Bio-Gate AG ranks #712 out of 849 companies in the Medical Devices & Instruments industry, which is in the bottom quartile relative to peers. Overall, Bio-Gate AG has a GF Score™ of 30/100, reflecting its overall financial health beyond just this single metric.
How does Bio-Gate AG's OCF Yield % compare to ISRG and BDX?
According to the Medical Devices & Instruments industry distribution chart, Bio-Gate AG ranks #712 out of 849 companies for OCF Yield %. This places Bio-Gate AG in the lower half of its industry. The industry median OCF Yield % is 1.68. 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 Medical Devices & Instruments company?
The median OCF Yield % among Medical Devices & Instruments companies is 1.68, based on 849 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. 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 Bio-Gate AG and its competitors. For the Medical Devices & Instruments industry, the median OCF Yield % is 1.68 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Bio-Gate AG's current OCF Yield % is -15.26. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Bio-Gate AG stock overvalued right now?
Bio-Gate AG (STU:BIG) has a current OCF Yield % of -15.26. The current OCF Yield % is -15.26. Bio-Gate AG's overall GF Score™ is 30/100 with 7 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 Bio-Gate AG (STU:BIG), the current OCF Yield % is -15.26 as of Jul. 31, 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.
Bio-Gate AG is a Germany based medical technology company. The company employs silver technology to endow materials and products with antimicrobial properties. It is focused on the medical technology products portfolio. In addition, its technologies are also used to refine cosmetics, consumer goods, and industrial products. The products of the company are plasma-coating, additives, textile solutions, spray, masterbatches, and others. The organization uses two different technologies; first, silver particles are incorporated into cosmetics, paints, veneers or plastics, and second involve coating final products like implants or wound dressings with a silver-containing functional layer.
30GF Score
Get the complete analysis for STU:BIG
OCF Yield % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
STU:BIG has been successfully added to your 
