TFBS Bioscience (ROCO:6939) FCF Margin %: -87.50% (As of Dec. 2025)


ROCO:6939 TFBS Bioscience Inc ROCO:6939
49 GF Score
Price NT$20.60
GF Value NT$32.17
Valuation Possible Value Trap
! 6 Warning Signs
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What is TFBS Bioscience FCF Margin %?

TFBS Bioscience ROCO:6939 -0.48% 49 FCF Margin % is -87.50% as of Dec. 2025. GuruFocus rates ROCO:6939 with a GF Score™ of 49/100 and a GF Value™ of NT$32.17 (Possible Value Trap). The stock has 6 warning signs investors should review. Among 204 Medical Diagnostics & Research companies, TFBS Bioscience ranks worse than 81.37% on this metric.

FCF Margin % is calculated as Free Cash Flow divided by its Revenue. TFBS Bioscience's Free Cash Flow for the six months ended in Dec. 2025 was NT$-92.9 Mil. TFBS Bioscience's Revenue for the six months ended in Dec. 2025 was NT$106.2 Mil. Therefore, TFBS Bioscience's FCF Margin % for the quarter that ended in Dec. 2025 was -87.50%.

As of today, TFBS Bioscience's current FCF Yield % is -32.44%.

The historical rank and industry rank for TFBS Bioscience's FCF Margin % or its related term are showing as below:

ROCO:6939' s FCF Margin % Range Over the Past 10 Years
Min: -190.5   Med: -3.56   Max: 13.58
Current: -121.75

During the past 6 years, the highest FCF Margin % of TFBS Bioscience was 13.58%. The lowest was -190.50%. And the median was -3.56%.

ROCO:6939's FCF Margin % is ranked worse than
81.37% of 204 companies
in the Medical Diagnostics & Research industry
Industry Median: -1.845 vs ROCO:6939: -121.75

TFBS Bioscience FCF Margin % Related Terms

TFBS Bioscience FCF Margin % Historical Data

* Premium members only.

The historical data trend for TFBS Bioscience's FCF 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.

TFBS Bioscience FCF Margin % Chart

TFBS Bioscience Annual Data
Trend Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
FCF Margin %
Get a 7-Day Free Trial 1.23 11.43 -8.35 -190.50 -121.75

TFBS Bioscience Semi-Annual Data
Dec20 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
FCF Margin % Get a 7-Day Free Trial Premium Member Only Premium Member Only -19.83 -195.99 -184.85 -163.56 -87.50

ROCO:6939 vs TMO, DHR, IDXX: FCF Margin % Comparison

For the Diagnostics & Research subindustry, TFBS Bioscience's FCF Margin %, along with its competitors' market caps and FCF 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.

TFBS Bioscience FCF Margin % vs Medical Diagnostics & Research Industry

For the Medical Diagnostics & Research industry and Healthcare sector, TFBS Bioscience's FCF Margin % distribution charts can be found below:

* The bar in red indicates where TFBS Bioscience's FCF Margin % falls into.


ROCO:6939
49GF Score
TFBS Bioscience Inc ROCO:6939
FCF Margin % is just one metric. See GF Score™, valuation, warning signs, and more.
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TFBS Bioscience FCF Margin % Calculation

FCF margin is the ratio of Free Cash Flow divided by net sales or Revenue, usually presented in percent.

TFBS Bioscience's FCF Margin for the fiscal year that ended in Dec. 2025 is calculated as

FCF Margin=Free Cash Flow (A: Dec. 2025 )/Revenue (A: Dec. 2025 )
=-235.16/193.142
=-121.75 %

TFBS Bioscience's FCF Margin for the quarter that ended in Dec. 2025 is calculated as

FCF Margin=Free Cash Flow (Q: Dec. 2025 )/Revenue (Q: Dec. 2025 )
=-92.885/106.155
=-87.50 %

* 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 FCF Margin % →
What does a FCF Margin % of -87.50% mean?
TFBS Bioscience (ROCO:6939) has a FCF Margin % of -87.50% as of Dec. 2025. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on TFBS Bioscience and its competitors. According to the industry distribution chart, TFBS Bioscience ranks #166 out of 204 companies in the Medical Diagnostics & Research industry, placing it in the top 81.4%.
Is TFBS Bioscience's FCF Margin % too high?
TFBS Bioscience's current FCF Margin % is -87.50%. Based on the distribution chart, TFBS Bioscience ranks #166 out of 204 companies in the Medical Diagnostics & Research industry, which is in the bottom quartile relative to peers. Overall, TFBS Bioscience has a GF Score™ of 49/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does TFBS Bioscience's FCF Margin % compare to TMO and DHR?
According to the Medical Diagnostics & Research industry distribution chart, TFBS Bioscience ranks #166 out of 204 companies for FCF Margin %. This places TFBS Bioscience in the lower half of its industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good FCF Margin % for a Medical Diagnostics & Research company?
A good FCF Margin % depends on the Medical Diagnostics & Research industry context. However, FCF 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 FCF Margin % mean?
A high FCF Margin % can signal that a stock is expensive relative to its fundamentals. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on TFBS Bioscience and its competitors. TFBS Bioscience's current FCF Margin % is -87.50%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is TFBS Bioscience stock overvalued right now?
Based on GuruFocus' analysis, TFBS Bioscience (ROCO:6939) is currently considered Possible Value Trap. The stock's GF Value™ is NT$32.17, compared to a current price of NT$20.60 — trading 36% below its estimated fair value. The current FCF Margin % is -87.50%. TFBS Bioscience's overall GF Score™ is 49/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is FCF Margin % calculated?
FCF Margin % is calculated from a company's financial statements. For TFBS Bioscience (ROCO:6939), the current FCF Margin % is -87.50% 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 TFBS Bioscience (ROCO:6939) Overvalued in 2026?

Based on GuruFocus' analysis, TFBS Bioscience stock appears to be undervalued. The current stock price of NT$20.60 is trading 36% below its estimated GF Value™ of NT$32.17. GuruFocus considers TFBS Bioscience to be Possible Value Trap.

Key valuation signals for ROCO:6939:

  • FCF Margin %: -87.50%
  • GF Value™: NT$32.17 vs. price of NT$20.60 (36% below fair value)
  • GF Score™: 49/100 with 6 warning signs

No single metric tells the full story. See the ROCO:6939 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

TFBS Bioscience Business Description

Address No. 103, Lane 169, Kang-ning Street, 3rd Floor, Xizhi District, New Taipei, TWN
TFBS Bioscience Inc is a Contract Research Organization (CRO) providing biological testing in Taiwan. Its services include viral vector manufacturing for cell and gene therapy products and biosafety testing and product release testing for cell and gene therapy products, vaccines, and biologic products.
49GF Score

Get the complete analysis for ROCO:6939

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

NT$20.60
Price
NT$32.17
GF Value