Perseus Proteomics (TSE:4882) FCF Margin %: -512.40% (As of Mar. 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

TSE:4882 Perseus Proteomics Inc TSE:4882
56 GF Score
Price 円160.00
GF Value 円439.67
Valuation Significantly Undervalued
! 1 Warning Sign
View Full Analysis

What is Perseus Proteomics FCF Margin %?

Perseus Proteomics TSE:4882 +2.56% 56 FCF Margin % is -512.40% as of Mar. 2026. GuruFocus rates TSE:4882 with a GF Score™ of 56/100 and a GF Value™ of 円439.67 (Significantly Undervalued). The stock has 1 warning sign investors should review. Among 963 Drug Manufacturers companies, Perseus Proteomics ranks worse than 95.74% on this metric.

FCF Margin % is calculated as Free Cash Flow divided by its Revenue. Perseus Proteomics's Free Cash Flow for the six months ended in Mar. 2026 was 円-382.0 Mil. Perseus Proteomics's Revenue for the six months ended in Mar. 2026 was 円74.5 Mil. Therefore, Perseus Proteomics's FCF Margin % for the quarter that ended in Mar. 2026 was -512.40%.

As of today, Perseus Proteomics's current FCF Yield % is -24.38%.

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

TSE:4882' s FCF Margin % Range Over the Past 10 Years
Min: -988.89   Med: -660.14   Max: -43.69
Current: -489.48


During the past 9 years, the highest FCF Margin % of Perseus Proteomics was -43.69%. The lowest was -988.89%. And the median was -660.14%.

TSE:4882's FCF Margin % is ranked worse than
95.74% of 963 companies
in the Drug Manufacturers industry
Industry Median: 2.57 vs TSE:4882: -489.48


Perseus Proteomics FCF Margin % Related Terms


Perseus Proteomics FCF Margin % Historical Data

* Premium members only.

The historical data trend for Perseus Proteomics'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.

Perseus Proteomics FCF Margin % Chart

Perseus Proteomics Annual Data
Trend Mar18 Mar19 Mar20 Mar21 Mar22 Mar23 Mar24 Mar25 Mar26
FCF Margin %
Get a 7-Day Free Trial Premium Member Only -709.99 -780.06 -988.89 -660.14 -489.48

Perseus Proteomics Semi-Annual Data
Mar18 Mar19 Mar20 Mar21 Sep21 Mar22 Sep22 Mar23 Sep23 Mar24 Sep24 Mar25 Sep25 Mar26
FCF 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 -788.63 -613.82 -705.24 -461.45 -512.40

TSE:4882 vs LLY, JNJ, ABBV: FCF Margin % Comparison

For the Drug Manufacturers - General subindustry, Perseus Proteomics'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.


Perseus Proteomics FCF Margin % vs Drug Manufacturers Industry

For the Drug Manufacturers industry and Healthcare sector, Perseus Proteomics's FCF Margin % distribution charts can be found below:

* The bar in red indicates where Perseus Proteomics's FCF Margin % falls into.


TSE:4882
56GF Score
Perseus Proteomics Inc TSE:4882
FCF Margin % is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Perseus Proteomics FCF Margin % Calculation

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

Perseus Proteomics's FCF Margin for the fiscal year that ended in Mar. 2026 is calculated as

FCF Margin=Free Cash Flow (A: Mar. 2026 )/Revenue (A: Mar. 2026 )
=-663.278/135.507
=-489.48 %

Perseus Proteomics's FCF Margin for the quarter that ended in Mar. 2026 is calculated as

FCF Margin=Free Cash Flow (Q: Mar. 2026 )/Revenue (Q: Mar. 2026 )
=-381.967/74.544
=-512.40 %

* 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 -512.40% mean?
Perseus Proteomics (TSE:4882) has a FCF Margin % of -512.40% as of Mar. 2026. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Perseus Proteomics and its competitors. According to the industry distribution chart, Perseus Proteomics ranks #922 out of 963 companies in the Drug Manufacturers industry, placing it in the top 95.7%.
Is Perseus Proteomics' FCF Margin % too high?
Perseus Proteomics' current FCF Margin % is -512.40%. Based on the distribution chart, Perseus Proteomics ranks #922 out of 963 companies in the Drug Manufacturers industry, which is in the bottom quartile relative to peers. Overall, Perseus Proteomics has a GF Score™ of 56/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Perseus Proteomics' FCF Margin % compare to LLY and JNJ?
According to the Drug Manufacturers industry distribution chart, Perseus Proteomics ranks #922 out of 963 companies for FCF Margin %. This places Perseus Proteomics in the lower half of its industry. The industry median FCF Margin % is 2.57. 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 Drug Manufacturers company?
The median FCF Margin % among Drug Manufacturers companies is 2.57, based on 963 companies in the industry. Companies in the top quartile (top 25%) have a FCF Margin % significantly above this median, while those in the bottom quartile fall well below. 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 Perseus Proteomics and its competitors. For the Drug Manufacturers industry, the median FCF Margin % is 2.57 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Perseus Proteomics's current FCF Margin % is -512.40%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Perseus Proteomics stock overvalued right now?
Based on GuruFocus' analysis, Perseus Proteomics (TSE:4882) is currently considered Significantly Undervalued. The stock's GF Value™ is 円439.67, compared to a current price of 円160.00 — trading 63.6% below its estimated fair value. The current FCF Margin % is -512.40%. Perseus Proteomics' overall GF Score™ is 56/100 with 1 warning sign 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 Perseus Proteomics (TSE:4882), the current FCF Margin % is -512.40% as of Mar. 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 Perseus Proteomics (TSE:4882) Overvalued in 2026?

Based on GuruFocus' analysis, Perseus Proteomics stock appears to be undervalued. The current stock price of 円160.00 is trading 63.6% below its estimated GF Value™ of 円439.67. GuruFocus considers Perseus Proteomics to be Significantly Undervalued.

Key valuation signals for TSE:4882:

  • FCF Margin %: -512.40%
  • GF Value™: 円439.67 vs. price of 円160.00 (63.6% below fair value)
  • GF Score™: 56/100 with 1 warning sign

No single metric tells the full story. See the TSE:4882 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Perseus Proteomics Business Description

Address 30-1 Hakozakicho, Nihonbashi, Chuo-ku, AiNihombashi EAST 3rd floor, Tokyo, JPN, 103-0015
Perseus Proteomics Inc is engaged in the research and development, manufacture, and sales of pharmaceuticals. It provides antibody-based therapeutics and diagnostic drugs to cure cancer and other diseases. The Company operates in a single segment, the pharmaceutical business.
56GF Score

Get the complete analysis for TSE:4882

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

円160.00
Price
円439.67
GF Value