CStone Pharmaceuticals (FRA:PH4) OCF Yield %: -4.89 (As of Jun. 25, 2026)


FRA:PH4 CStone Pharmaceuticals FRA:PH4
56 GF Score
Price €0.52
GF Value €0.13
Valuation Significantly Overvalued
! 7 Warning Signs
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What is CStone Pharmaceuticals OCF Yield %?

CStone Pharmaceuticals FRA:PH4 -2.47% 56 OCF Yield % is -4.89 as of Jun. 25, 2026. 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 1,419 Biotechnology companies, CStone Pharmaceuticals ranks better than 58.49% 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.

As of today, CStone Pharmaceuticals's Trailing 12-Month Cash Flow from Operations is €-39.60 Mil, and Market Cap is €838.62 Mil. Therefore, CStone Pharmaceuticals's OCF Yield % for today is -4.89%.

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

FRA:PH4' s OCF Yield % Range Over the Past 10 Years
Min: -59.99   Med: -16.38   Max: -2.06
Current: -4.89


During the past 10 years, the highest OCF Yield % of CStone Pharmaceuticals was -2.06%. The lowest was -59.99%. And the median was -16.38%.

FRA:PH4's OCF Yield % is ranked better than
58.49% of 1419 companies
in the Biotechnology industry
Industry Median: -8.46 vs FRA:PH4: -4.89

CStone Pharmaceuticals's OCF Margin % for the quarter that ended in Dec. 2025 was %.


CStone Pharmaceuticals OCF Yield % Explanation

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.


CStone Pharmaceuticals OCF Yield % Related Terms


CStone Pharmaceuticals OCF Yield % Historical Data

* Premium members only.

The historical data trend for CStone Pharmaceuticals'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.

CStone Pharmaceuticals OCF Yield % Chart

CStone Pharmaceuticals Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
OCF Yield %
Get a 7-Day Free Trial Premium Member Only Premium Member Only -19.63 -13.02 -24.22 -11.54 -4.73

CStone Pharmaceuticals Semi-Annual Data
Dec16 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
OCF Yield % 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 -20.41 -28.91 -8.83 -10.72 -1.54

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

For the Biotechnology subindustry, CStone Pharmaceuticals'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.


CStone Pharmaceuticals OCF Yield % vs Biotechnology Industry

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

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


FRA:PH4
56GF Score
CStone Pharmaceuticals FRA:PH4
OCF Yield % is just one metric. See GF Score™, valuation, warning signs, and more.
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CStone Pharmaceuticals OCF Yield % Calculation

OCF Yield % is a financial solvency ratio that compares the operating cash flow a company is expected to earn against its market value.

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

OCF Yield %=Cash Flow from Operations / Market Cap
=-39.74 / 840.14694
=-4.73%

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

OCF Yield %=Cash Flow from Operations * Annualized Factor / Market Cap
=-6.479 * 2 / 840.14694
=-1.54%

* 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 Yield % →
What does a OCF Yield % of -4.89 mean?
CStone Pharmaceuticals (FRA:PH4) has a OCF Yield % of -4.89 as of Jun. 25, 2026. OCF Yield is calculated as Cash Flow from Operations divided by Market Capitalization. View historical data on CStone Pharmaceuticals and its competitors. According to the industry distribution chart, CStone Pharmaceuticals ranks #589 out of 1419 companies in the Biotechnology industry, placing it in the top 41.5%.
Is CStone Pharmaceuticals' OCF Yield % too high?
CStone Pharmaceuticals' current OCF Yield % is -4.89. Based on the distribution chart, CStone Pharmaceuticals ranks #589 out of 1419 companies in the Biotechnology industry, which is above 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 Yield % compare to VRTX and REGN?
According to the Biotechnology industry distribution chart, CStone Pharmaceuticals ranks #589 out of 1419 companies for OCF Yield %. This puts CStone Pharmaceuticals in the upper 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 Yield % for a Biotechnology company?
A good OCF Yield % depends on the Biotechnology industry context. 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 CStone Pharmaceuticals and its competitors. CStone Pharmaceuticals's current OCF Yield % is -4.89. 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 Yield % is -4.89. 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 Yield % calculated?
OCF Yield % is calculated from a company's financial statements. For CStone Pharmaceuticals (FRA:PH4), the current OCF Yield % is -4.89 as of Jun. 25, 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.

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 Yield %: -4.89
  • 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 Yield % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€0.52
Price
€0.13
GF Value