TFBS Bioscience (ROCO:6939) Net Margin %: -32.59% (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 Net Margin %?

TFBS Bioscience ROCO:6939 -0.48% 49 Net Margin % is -32.59% 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 73.53% on this metric.

Net margin is calculated as Net Income divided by its Revenue. TFBS Bioscience's Net Income for the six months ended in Dec. 2025 was NT$-34.6 Mil. TFBS Bioscience's Revenue for the six months ended in Dec. 2025 was NT$106.2 Mil. Therefore, TFBS Bioscience's net margin for the quarter that ended in Dec. 2025 was -32.59%.

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

ROCO:6939' s Net Margin % Range Over the Past 10 Years
Min: -38.58   Med: 1.19   Max: 10.96
Current: -38.58

ROCO:6939's Net Margin % is ranked worse than
73.53% of 204 companies
in the Medical Diagnostics & Research industry
Industry Median: -2.56 vs ROCO:6939: -38.58

TFBS Bioscience  (ROCO:6939) Net Margin % Explanation

Although Net Income and Earnings-per-Share (EPS) are the most widely used parameter in measuring a company's profitability and valuation, it is the least reliable. The reason is that reported earnings can be manipulated easily by adjusting any numbers such as Depreciation, Depletion and Amotorization and non-recurring items.

But the long term trend of the net margin is a good indicator of the competitiveness and health of the business.

TFBS Bioscience Net Margin % Related Terms

TFBS Bioscience Net Margin % Historical Data

* Premium members only.

The historical data trend for TFBS Bioscience's Net 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 Net Margin % Chart

TFBS Bioscience Annual Data
Trend Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Net Margin %
Get a 7-Day Free Trial 3.81 10.96 2.12 -21.42 -38.58

TFBS Bioscience Semi-Annual Data
Dec20 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
Net Margin % Get a 7-Day Free Trial Premium Member Only Premium Member Only -2.69 -20.86 -21.99 -45.90 -32.59

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

For the Diagnostics & Research subindustry, TFBS Bioscience's Net Margin %, along with its competitors' market caps and Net 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 Net Margin % vs Medical Diagnostics & Research Industry

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

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


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

Net margin - also known as net profit margin is the ratio of Net Income divided by net sales or Revenue, usually presented in percent.

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

Net Margin=Net Income (A: Dec. 2025 )/Revenue (A: Dec. 2025 )
=-74.519/193.142
=-38.58 %

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

Net Margin=Net Income (Q: Dec. 2025 )/Revenue (Q: Dec. 2025 )
=-34.596/106.155
=-32.59 %

* 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 Net Margin % →
What does a Net Margin % of -32.59% mean?
TFBS Bioscience (ROCO:6939) has a Net Margin % of -32.59% as of Dec. 2025. Net margin is the ratio of total net income to net sales. View historical data on TFBS Bioscience and its competitors. According to the industry distribution chart, TFBS Bioscience ranks #150 out of 204 companies in the Medical Diagnostics & Research industry, placing it in the top 73.5%.
Is TFBS Bioscience's Net Margin % too high?
TFBS Bioscience's current Net Margin % is -32.59%. Based on the distribution chart, TFBS Bioscience ranks #150 out of 204 companies in the Medical Diagnostics & Research industry, which is below the industry midpoint. 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 Net Margin % compare to TMO and DHR?
According to the Medical Diagnostics & Research industry distribution chart, TFBS Bioscience ranks #150 out of 204 companies for Net 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 Net Margin % for a Medical Diagnostics & Research company?
A good Net Margin % depends on the Medical Diagnostics & Research industry context. However, Net 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 Net Margin % mean?
A high Net Margin % can signal that a stock is expensive relative to its fundamentals. Net margin is the ratio of total net income to net sales. View historical data on TFBS Bioscience and its competitors. TFBS Bioscience's current Net Margin % is -32.59%. 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 Net Margin % is -32.59%. 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 Net Margin % calculated?
Net Margin % is calculated from a company's financial statements. For TFBS Bioscience (ROCO:6939), the current Net Margin % is -32.59% 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:

  • Net Margin %: -32.59%
  • 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

Net 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