BroadBand Security (TSE:4398) Piotroski F-Score: 5 (As of Jul. 11, 2026) — 17% Below Median


TSE:4398 BroadBand Security Inc TSE:4398
77 GF Score
Price 円1,240.00
GF Value 円1,513.07
Valuation Modestly Undervalued
! 2 Warning Signs
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What is BroadBand Security Piotroski F-Score?

BroadBand Security TSE:4398 -0.08% 77 Piotroski F-Score is 5 as of Jul. 11, 2026, which is 17% below its 10-year median of 6.00. GuruFocus rates TSE:4398 with a GF Score™ of 77/100 and a GF Value™ of 円1,513.07 (Modestly Undervalued). The stock has 2 warning signs investors should review. Among 2,736 Software companies, BroadBand Security ranks better than 59.72% on this metric.

The zones of discrimination were as such:

Good or high score = 7, 8, 9
Bad or low score = 0, 1, 2, 3

BroadBand Security has an F-score of 5 indicating the company's financial situation is typical for a stable company.

The historical rank and industry rank for BroadBand Security's Piotroski F-Score or its related term are showing as below:

TSE:4398' s Piotroski F-Score Range Over the Past 10 Years
Min: 4   Med: 6   Max: 8
Current: 5

During the past 10 years, the highest Piotroski F-Score of BroadBand Security was 8. The lowest was 4. And the median was 6.

BroadBand Security  (TSE:4398) Piotroski F-Score Explanation

The developer of the system is Joseph D. Piotroski is relatively unknown accounting professor who shuns publicity and rarely gives interviews.

He graduated from the University of Illinois with a B.S. in accounting in 1989, received an M.B.A. from Indiana University in 1994. Five years later, in 1999, after earning a Ph.D. in accounting from the University of Michigan, he became an associate professor of accounting at the University of Chicago.

In 2000, he wrote a research paper called "Value Investing: The Use of Historical Financial Statement Information to Separate Winners from Losers" (pdf).

He wanted to see if he can develop a system (using a simple nine-point scoring system) that can increase the returns of a strategy of investing in low price to book (referred to in the paper as high book to market) value companies.

What he found was something that exceeded his most optimistic expectations.

Buying only those companies that scored highest (8 or 9) on his nine-point scale, or F-Score as he called it, over the 20 year period from 1976 to 1996 led to an average out-performance over the market of 13.4%.

Even more impressive were the results of a strategy of investing in the highest F-Score companies (8 or 9) and shorting companies with the lowest F-Score (0 or 1).

Over the same period from 1976 to 1996 (20 years) this strategy led to an average yearly return of 23%, substantially outperforming the average S&P 500 index return of 15.83% over the same period.


BroadBand Security Piotroski F-Score Related Terms


BroadBand Security Piotroski F-Score Historical Data

* Premium members only.

The historical data trend for BroadBand Security's Piotroski F-Score 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.

BroadBand Security Piotroski F-Score Chart

BroadBand Security Annual Data
Trend Jun16 Jun17 Jun18 Jun19 Jun20 Jun21 Jun22 Jun23 Jun24 Jun25
Piotroski F-Score
Get a 7-Day Free Trial Premium Member Only Premium Member Only 6.00 8.00 8.00 6.00 5.00

BroadBand Security Semi-Annual Data
Jun16 Jun17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
Piotroski F-Score 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 0.00 6.00 0.00 5.00 0.00

TSE:4398 vs IBM, ACN, FISV: Piotroski F-Score Comparison

For the Information Technology Services subindustry, BroadBand Security's Piotroski F-Score, along with its competitors' market caps and Piotroski F-Score 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.


BroadBand Security Piotroski F-Score vs Software Industry

For the Software industry and Technology sector, BroadBand Security's Piotroski F-Score distribution charts can be found below:

* The bar in red indicates where BroadBand Security's Piotroski F-Score falls into.


TSE:4398
77GF Score
BroadBand Security Inc TSE:4398
Piotroski F-Score is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

How is the Piotroski F-Score calculated?

* 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.

This Year (Jun25) TTM:Last Year (Jun24) TTM:
Net Income was 円143 Mil.
Cash Flow from Operations was 円102 Mil.
Revenue was 円6,104 Mil.
Gross Profit was 円1,750 Mil.
Average Total Assets from the begining of this year (Jun24)
to the end of this year (Jun25) was (4127.808 + 3797.848) / 2 = 円3962.828 Mil.
Total Assets at the begining of this year (Jun24) was 円4,128 Mil.
Long-Term Debt & Capital Lease Obligation was 円268 Mil.
Total Current Assets was 円2,561 Mil.
Total Current Liabilities was 円1,304 Mil.
Net Income was 円456 Mil.

Revenue was 円6,457 Mil.
Gross Profit was 円2,070 Mil.
Average Total Assets from the begining of last year (Jun23)
to the end of last year (Jun24) was (3567.838 + 4127.808) / 2 = 円3847.823 Mil.
Total Assets at the begining of last year (Jun23) was 円3,568 Mil.
Long-Term Debt & Capital Lease Obligation was 円283 Mil.
Total Current Assets was 円3,034 Mil.
Total Current Liabilities was 円1,683 Mil.

*Note: If the latest quarterly/semi-annual/annual total assets data is 0, then we will use previous quarterly/semi-annual/annual data for all the items in the balance sheet.

Profitability

Question 1. Return on Assets (ROA)

Net income before extraordinary items for the year divided by Total Assets at the beginning of the year.

Score 1 if positive, 0 if negative.

BroadBand Security's current Net Income (TTM) was 143. ==> Positive ==> Score 1.

Question 2. Cash Flow Return on Assets (CFROA)

Net cash flow from operating activities (operating cash flow) divided by Total Assets at the beginning of the year.

Score 1 if positive, 0 if negative.

BroadBand Security's current Cash Flow from Operations (TTM) was 102. ==> Positive ==> Score 1.

Question 3. Change in Return on Assets

Compare this year's return on assets (1) to last year's return on assets.

Score 1 if it's higher, 0 if it's lower.

ROA (This Year)=Net Income/Total Assets (Jun24)
=142.725/4127.808
=0.03457646

ROA (Last Year)=Net Income/Total Assets (Jun23)
=455.53/3567.838
=0.12767676

BroadBand Security's return on assets of this year was 0.03457646. BroadBand Security's return on assets of last year was 0.12767676. ==> Last year is higher ==> Score 0.

Question 4. Quality of Earnings (Accrual)

Compare Cash flow return on assets (2) to return on assets (1)

Score 1 if CFROA > ROA, 0 if CFROA <= ROA.

BroadBand Security's current Net Income (TTM) was 143. BroadBand Security's current Cash Flow from Operations (TTM) was 102. ==> 102 <= 143 ==> CFROA <= ROA ==> Score 0.

Funding

Question 5. Change in Gearing or Leverage

Compare this year's gearing (long-term debt divided by average total assets) to last year's gearing.

Score 0 if this year's gearing is higher, 1 otherwise.

Gearing (This Year: Jun25)=Long-Term Debt & Capital Lease Obligation/Average Total Assets from Jun24 to Jun25
=268.433/3962.828
=0.06773774

Gearing (Last Year: Jun24)=Long-Term Debt & Capital Lease Obligation/Average Total Assets from Jun23 to Jun24
=283.3/3847.823
=0.07362605

BroadBand Security's gearing of this year was 0.06773774. BroadBand Security's gearing of last year was 0.07362605. ==> This year is lower or equal to last year. ==> Score 1.

Question 6. Change in Working Capital (Liquidity)

Compare this year's current ratio (current assets divided by current liabilities) to last year's current ratio.

Score 1 if this year's current ratio is higher, 0 if it's lower

Current Ratio (This Year: Jun25)=Total Current Assets/Total Current Liabilities
=2561.039/1304.247
=1.96361502

Current Ratio (Last Year: Jun24)=Total Current Assets/Total Current Liabilities
=3034.035/1683.097
=1.80265011

BroadBand Security's current ratio of this year was 1.96361502. BroadBand Security's current ratio of last year was 1.80265011. ==> This year's current ratio is higher. ==> Score 1.

Question 7. Change in Shares in Issue

Compare the number of shares in issue this year, to the number in issue last year.

Score 0 if there is larger number of shares in issue this year, 1 otherwise.

BroadBand Security's number of shares in issue this year was 4.432. BroadBand Security's number of shares in issue last year was 4.442. ==> There is smaller number of shares in issue this year, or the same. ==> Score 1.

Efficiency

Question 8. Change in Gross Margin

Compare this year's gross margin (Gross Profit divided by sales) to last year's.

Score 1 if this year's gross margin is higher, 0 if it's lower.

Gross Margin (This Year: TTM)=Gross Profit/Revenue
=1749.658/6103.956
=0.28664329

Gross Margin (Last Year: TTM)=Gross Profit/Revenue
=2069.751/6457.471
=0.32052037

BroadBand Security's gross margin of this year was 0.28664329. BroadBand Security's gross margin of last year was 0.32052037. ==> Last year's gross margin is higher ==> Score 0.

Question 9. Change in asset turnover

Compare this year's asset turnover (total sales for the year divided by total assets at the beginning of the year) to last year's asset turnover ratio.

Score 1 if this year's asset turnover ratio is higher, 0 if it's lower

Asset Turnover (This Year)=Revenue/Total Assets at the Beginning of This Year (Jun24)
=6103.956/4127.808
=1.47874029

Asset Turnover (Last Year)=Revenue/Total Assets at the Beginning of Last Year (Jun23)
=6457.471/3567.838
=1.80991149

BroadBand Security's asset turnover of this year was 1.47874029. BroadBand Security's asset turnover of last year was 1.80991149. ==> Last year's asset turnover is higher ==> Score 0.

Evaluation

Piotroski F-Score= Que. 1+ Que. 2+ Que. 3+Que. 4+Que. 5+Que. 6+Que. 7+Que. 8+Que. 9
=1+1+0+0+1+1+1+0+0
=5

Good or high score = 7, 8, 9
Bad or low score = 0, 1, 2, 3

BroadBand Security has an F-score of 5 indicating the company's financial situation is typical for a stable company.

Frequently Asked Questions Learn more about Piotroski F-Score →
What does a Piotroski F-Score of 5 mean?
BroadBand Security (TSE:4398) has a Piotroski F-Score of 5 as of Jul. 11, 2026. The Piotroski F-score grades a company's business operating strength from 0-9. View historical data on BroadBand Security and its competitors. This is 17% below median its historical median of 6.00. Over the past decade, BroadBand Security's Piotroski F-Score has ranged from 4.00 to 8.00. According to the industry distribution chart, BroadBand Security ranks #1102 out of 2736 companies in the Software industry, placing it in the top 40.3%.
Is BroadBand Security's Piotroski F-Score too high?
BroadBand Security's current Piotroski F-Score of 5 is 17% below median its 10-year median of 6.00. Over the past 10 years, this metric has ranged from a low of 4.00 to a high of 8.00. The Software industry median Piotroski F-Score is 5.00. BroadBand Security's value of 5 is 0% at this industry median. Based on the distribution chart, BroadBand Security ranks #1102 out of 2736 companies in the Software industry, which is above the industry midpoint. Overall, BroadBand Security has a GF Score™ of 77/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does BroadBand Security's Piotroski F-Score compare to IBM and ACN?
According to the Software industry distribution chart, BroadBand Security ranks #1102 out of 2736 companies for Piotroski F-Score. This puts BroadBand Security in the upper half of its industry. The industry median Piotroski F-Score is 5.00. BroadBand Security's value of 5 is 0% at this benchmark. Historically, BroadBand Security's own Piotroski F-Score has ranged from 4.00 to 8.00 over the past decade. While the company's 10-year median is 6.00 vs. the industry median of 5.00, BroadBand Security has consistently been at the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Piotroski F-Score for a Software company?
The median Piotroski F-Score among Software companies is 5.00, based on 2,736 companies in the industry. Companies in the top quartile (top 25%) have a Piotroski F-Score significantly above this median, while those in the bottom quartile fall well below. However, Piotroski F-Score should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. BroadBand Security's current Piotroski F-Score of 5 is 0% at the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Piotroski F-Score mean?
A high Piotroski F-Score can signal that a stock is expensive relative to its fundamentals. The Piotroski F-score grades a company's business operating strength from 0-9. View historical data on BroadBand Security and its competitors. For the Software industry, the median Piotroski F-Score is 5.00 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. BroadBand Security's current Piotroski F-Score is 5, which is 17% below median its own 10-year median of 6.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is BroadBand Security stock overvalued right now?
Based on GuruFocus' analysis, BroadBand Security (TSE:4398) is currently considered Modestly Undervalued. The stock's GF Value™ is 円1,513.07, compared to a current price of 円1,240.00 — trading 18% below its estimated fair value. The current Piotroski F-Score is 5, which is 17% below median its 10-year median of 6.00 and 0% at the Software industry median of 5.00. BroadBand Security's overall GF Score™ is 77/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Piotroski F-Score calculated?
Piotroski F-Score is calculated from a company's financial statements. For BroadBand Security (TSE:4398), the current Piotroski F-Score is 5 as of Jul. 11, 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 BroadBand Security (TSE:4398) Overvalued in 2026?

Based on GuruFocus' analysis, BroadBand Security stock appears to be undervalued. The current stock price of 円1,240.00 is trading 18% below its estimated GF Value™ of 円1,513.07. GuruFocus considers BroadBand Security to be Modestly Undervalued.

Key valuation signals for TSE:4398:

  • Piotroski F-Score: 5 (17% below median its 10-year median of 6.00)
  • GF Value™: 円1,513.07 vs. price of 円1,240.00 (18% below fair value)
  • GF Score™: 77/100 with 2 warning signs
  • Industry Position: 0% at the Software median (#1102 of 2736)

No single metric tells the full story. See the TSE:4398 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


BroadBand Security Business Description

Address 8-5-1 Nishi-shinjuku, Shinjuku-ku, Tokyo, JPN, 160-0023
BroadBand Security Inc provides information technology services. The company's services include security consulting, security audit, education/information services, security certificate acquisition, vulnerability diagnosis, managed security service, and secure mail.
77GF Score

Get the complete analysis for TSE:4398

Piotroski F-Score is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

円1,240.00
Price
円1,513.07
GF Value