CStone Pharmaceuticals (FRA:PH4) OCF Margin %: -24.27% (As of Dec. 2025)


FRA:PH4 CStone Pharmaceuticals FRA:PH4
56 GF Score
Price €0.52
GF Value €0.13
Valuation Significantly Overvalued
! 7 Warning Signs
View Full Analysis

What is CStone Pharmaceuticals OCF Margin %?

CStone Pharmaceuticals FRA:PH4 -2.47% 56 OCF Margin % is -24.27% as of Dec. 2025. GuruFocus rates FRA:PH4 with a GF Score™ of 56/100 and a GF Value™ of €0.13 (Significantly Overvalued). The stock has 7 warning signs investors should review. Among 960 Biotechnology companies, CStone Pharmaceuticals ranks worse than 56.15% on this metric.

OCF Margin % is calculated as Cash Flow from Operations divided by its Revenue. CStone Pharmaceuticals's Cash Flow from Operations for the six months ended in Dec. 2025 was €-6.48 Mil. CStone Pharmaceuticals's Revenue for the six months ended in Dec. 2025 was €26.69 Mil. Therefore, CStone Pharmaceuticals's OCF Margin % for the quarter that ended in Dec. 2025 was -24.27%.

As of today, CStone Pharmaceuticals's current OCF Yield % is -4.89%.

The historical rank and industry rank for CStone Pharmaceuticals's OCF Margin % or its related term are showing as below:

FRA:PH4' s OCF Margin % Range Over the Past 10 Years
Min: -608.91   Med: -124.23   Max: -48.91
Current: -121.24

During the past 10 years, the highest OCF Margin % of CStone Pharmaceuticals was -48.91%. The lowest was -608.91%. And the median was -124.23%.

FRA:PH4's OCF Margin % is ranked worse than
56.15% of 960 companies
in the Biotechnology industry
Industry Median: -68.59 vs FRA:PH4: -121.24

CStone Pharmaceuticals OCF Margin % Related Terms

CStone Pharmaceuticals OCF Margin % Historical Data

* Premium members only.

The historical data trend for CStone Pharmaceuticals'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.

CStone Pharmaceuticals OCF Margin % Chart

CStone Pharmaceuticals Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
OCF Margin %
Get a 7-Day Free Trial Premium Member Only Premium Member Only -608.91 -126.88 -126.95 -74.46 -121.58

CStone Pharmaceuticals Semi-Annual Data
Dec16 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
OCF Margin % Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only -122.55 -73.63 -75.85 -554.71 -24.27

FRA:PH4 vs VRTX, REGN, ALNY: OCF Margin % Comparison

For the Biotechnology subindustry, CStone Pharmaceuticals'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.

CStone Pharmaceuticals OCF Margin % vs Biotechnology Industry

For the Biotechnology industry and Healthcare sector, CStone Pharmaceuticals's OCF Margin % distribution charts can be found below:

* The bar in red indicates where CStone Pharmaceuticals's OCF Margin % falls into.


FRA:PH4
56GF Score
CStone Pharmaceuticals FRA:PH4
OCF Margin % is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

CStone Pharmaceuticals OCF Margin % Calculation

OCF Margin % is the ratio of Cash Flow from Operations divided by net sales or Revenue, usually presented in percent.

CStone Pharmaceuticals's OCF Margin for the fiscal year that ended in Dec. 2025 is calculated as

OCF Margin=Cash Flow from Operations (A: Dec. 2025 )/Revenue (A: Dec. 2025 )
=-39.74/32.687
=-121.58 %

CStone Pharmaceuticals's OCF Margin for the quarter that ended in Dec. 2025 is calculated as

OCF Margin=Cash Flow from Operations (Q: Dec. 2025 )/Revenue (Q: Dec. 2025 )
=-6.479/26.691
=-24.27 %

* 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 Margin % →
What does a OCF Margin % of -24.27% mean?
CStone Pharmaceuticals (FRA:PH4) has a OCF Margin % of -24.27% as of Dec. 2025. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on CStone Pharmaceuticals and its competitors. According to the industry distribution chart, CStone Pharmaceuticals ranks #539 out of 960 companies in the Biotechnology industry, placing it in the top 56.1%.
Is CStone Pharmaceuticals' OCF Margin % too high?
CStone Pharmaceuticals' current OCF Margin % is -24.27%. Based on the distribution chart, CStone Pharmaceuticals ranks #539 out of 960 companies in the Biotechnology industry, which is below the industry midpoint. Overall, CStone Pharmaceuticals has a GF Score™ of 56/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does CStone Pharmaceuticals' OCF Margin % compare to VRTX and REGN?
According to the Biotechnology industry distribution chart, CStone Pharmaceuticals ranks #539 out of 960 companies for OCF Margin %. This places CStone Pharmaceuticals 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 OCF Margin % for a Biotechnology company?
A good OCF Margin % depends on the Biotechnology industry context. However, OCF 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 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 CStone Pharmaceuticals and its competitors. CStone Pharmaceuticals's current OCF Margin % is -24.27%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is CStone Pharmaceuticals stock overvalued right now?
Based on GuruFocus' analysis, CStone Pharmaceuticals (FRA:PH4) is currently considered Significantly Overvalued. The stock's GF Value™ is €0.13, compared to a current price of €0.52 — trading 301.4% above its estimated fair value. The current OCF Margin % is -24.27%. CStone Pharmaceuticals' overall GF Score™ is 56/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is OCF Margin % calculated?
OCF Margin % is calculated from a company's financial statements. For CStone Pharmaceuticals (FRA:PH4), the current OCF Margin % is -24.27% 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 CStone Pharmaceuticals (FRA:PH4) Overvalued in 2026?

Based on GuruFocus' analysis, CStone Pharmaceuticals stock appears to be overvalued. The current stock price of €0.52 is trading 301.4% above its estimated GF Value™ of €0.13. GuruFocus considers CStone Pharmaceuticals to be Significantly Overvalued.

Key valuation signals for FRA:PH4:

  • OCF Margin %: -24.27%
  • GF Value™: €0.13 vs. price of €0.52 (301.4% above fair value)
  • GF Score™: 56/100 with 7 warning signs

No single metric tells the full story. See the FRA:PH4 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

CStone Pharmaceuticals Business Description

Address 218 Xinghu Street, C1 Building, North Block, Suzhou Industrial Park, Suzhou, CHN, 215123
CStone Pharmaceuticals is engaged in developing and commercializing immuno-oncology and molecularly targeted drugs to address unmet medical needs in cancer treatment. The Group has been operating in one reportable segment, being the research and development of high-complex biopharmaceutical products, the sale of pharmaceutical products, and provide license of its IP or commercialisation licenses to customers.
56GF Score

Get the complete analysis for FRA:PH4

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

€0.52
Price
€0.13
GF Value