CellSource Co (TSE:4880) OCF Yield %: 6.92 (As of Jul. 09, 2026) — 344% Above Median


TSE:4880 CellSource Co Ltd TSE:4880
69 GF Score
Price 円319.00
GF Value 円781.48
Valuation Significantly Undervalued
! 6 Warning Signs
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What is CellSource Co OCF Yield %?

CellSource Co TSE:4880 -2.15% 69 OCF Yield % is 6.92 as of Jul. 09, 2026, which is 344% above its 10-year median of 1.56. GuruFocus rates TSE:4880 with a GF Score™ of 69/100 and a GF Value™ of 円781.48 (Significantly Undervalued). The stock has 6 warning signs investors should review. Among 1,408 Biotechnology companies, CellSource Co ranks better than 93.25% 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, CellSource Co's Trailing 12-Month Cash Flow from Operations is 円446 Mil, and Market Cap is 円6,331 Mil. Therefore, CellSource Co's OCF Yield % for today is 6.92%.

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

TSE:4880' s OCF Yield % Range Over the Past 10 Years
Min: 0.26   Med: 1.56   Max: 6.92
Current: 6.92


During the past 9 years, the highest OCF Yield % of CellSource Co was 6.92%. The lowest was 0.26%. And the median was 1.56%.

TSE:4880's OCF Yield % is ranked better than
93.25% of 1408 companies
in the Biotechnology industry
Industry Median: -7.975 vs TSE:4880: 6.92

CellSource Co's OCF Margin % for the quarter that ended in Apr. 2026 was %.


CellSource Co 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.


CellSource Co OCF Yield % Related Terms


CellSource Co OCF Yield % Historical Data

* Premium members only.

The historical data trend for CellSource Co'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.

CellSource Co OCF Yield % Chart

CellSource Co Annual Data
Trend Oct17 Oct18 Oct19 Oct20 Oct21 Oct22 Oct23 Oct24 Oct25
OCF Yield %
Get a 7-Day Free Trial Premium Member Only 0.75 1.03 2.40 2.52 3.33

CellSource Co Semi-Annual Data
Oct17 Oct18 Oct19 Apr20 Oct20 Apr21 Oct21 Apr22 Oct22 Apr23 Oct23 Apr24 Oct24 Apr25 Oct25 Apr26
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 3.41 0.55 2.62 3.16 7.90

TSE:4880 vs VRTX, REGN, ALNY: OCF Yield % Comparison

For the Biotechnology subindustry, CellSource Co'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.


CellSource Co OCF Yield % vs Biotechnology Industry

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

* The bar in red indicates where CellSource Co's OCF Yield % falls into.


TSE:4880
69GF Score
CellSource Co Ltd TSE:4880
OCF Yield % is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

CellSource Co 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.

CellSource Co's OCF Yield % for the fiscal year that ended in Oct. 2025 is calculated as

OCF Yield %=Cash Flow from Operations / Market Cap
=333.095 / 10008.595
=3.33%

CellSource Co's annualized OCF Yield % for the quarter that ended in Apr. 2026 is calculated as

OCF Yield %=Cash Flow from Operations * Annualized Factor / Market Cap
=287.837 * 2 / 7283.849
=7.90%

* 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 6.92 mean?
CellSource Co (TSE:4880) has a OCF Yield % of 6.92 as of Jul. 09, 2026. OCF Yield is calculated as Cash Flow from Operations divided by Market Capitalization. View historical data on CellSource Co and its competitors. This is 344% above median its historical median of 1.56. Over the past decade, CellSource Co's OCF Yield % has ranged from 0.26 to 6.92. According to the industry distribution chart, CellSource Co ranks #95 out of 1408 companies in the Biotechnology industry, placing it in the top 6.7%.
Is CellSource Co's OCF Yield % too high?
CellSource Co's current OCF Yield % of 6.92 is 344% above median its 10-year median of 1.56. Over the past 10 years, this metric has ranged from a low of 0.26 to a high of 6.92. Based on the distribution chart, CellSource Co ranks #95 out of 1408 companies in the Biotechnology industry, which is in the top quartile — a strong position relative to peers. Overall, CellSource Co has a GF Score™ of 69/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does CellSource Co's OCF Yield % compare to VRTX and REGN?
According to the Biotechnology industry distribution chart, CellSource Co ranks #95 out of 1408 companies for OCF Yield %. This places CellSource Co in the top 7% of its industry — outperforming the majority of peers. Historically, CellSource Co's own OCF Yield % has ranged from 0.26 to 6.92 over the past decade. 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 CellSource Co and its competitors. CellSource Co's current OCF Yield % is 6.92, which is 344% above median its own 10-year median of 1.56. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is CellSource Co stock overvalued right now?
Based on GuruFocus' analysis, CellSource Co (TSE:4880) is currently considered Significantly Undervalued. The stock's GF Value™ is 円781.48, compared to a current price of 円319.00 — trading 59.2% below its estimated fair value. The current OCF Yield % is 6.92, which is 344% above median its 10-year median of 1.56. CellSource Co's overall GF Score™ is 69/100 with 6 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 CellSource Co (TSE:4880), the current OCF Yield % is 6.92 as of Jul. 09, 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 CellSource Co (TSE:4880) Overvalued in 2026?

Based on GuruFocus' analysis, CellSource Co stock appears to be undervalued. The current stock price of 円319.00 is trading 59.2% below its estimated GF Value™ of 円781.48. GuruFocus considers CellSource Co to be Significantly Undervalued.

Key valuation signals for TSE:4880:

  • OCF Yield %: 6.92 (344% above median its 10-year median of 1.56)
  • GF Value™: 円781.48 vs. price of 円319.00 (59.2% below fair value)
  • GF Score™: 69/100 with 6 warning signs

No single metric tells the full story. See the TSE:4880 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


CellSource Co Business Description

Address Shibuya Mitake Building, 2nd Floor, 1-19-5 Shibuya, Shibuya-ku, Tokyo, JPN, 150-0002
CellSource Co Ltd is engaged in contract manufacturing of fat-and blood-derived organizations and cells from medical institutions, provision of legal support to medical institutions in the regenerative medicine business. The company is also involved in sales of medical devices, and sales of own-brand cosmetics in the consumer business.
69GF Score

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

円319.00
Price
円781.48
GF Value