PlexBio Co (ROCO:6572) ROE % Adjusted to Book Value: -4.55% (As of Dec. 2025)


ROCO:6572 PlexBio Co Ltd ROCO:6572
67 GF Score
Price NT$7.62
GF Value NT$9.52
Valuation Modestly Undervalued
! 4 Warning Signs
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What is PlexBio Co ROE % Adjusted to Book Value?

PlexBio Co ROCO:6572 67 ROE % Adjusted to Book Value is -4.55% as of Dec. 2025. GuruFocus rates ROCO:6572 with a GF Score™ of 67/100 and a GF Value™ of NT$9.52 (Modestly Undervalued). The stock has 4 warning signs investors should review.

PlexBio Co's ROE % for the quarter that ended in Dec. 2025 was -11.83%. PlexBio Co's PB Ratio for the quarter that ended in Dec. 2025 was 2.60. PlexBio Co's ROE % Adjusted to Book Value for the quarter that ended in Dec. 2025 was -4.55%.

PlexBio Co ROE % Adjusted to Book Value Related Terms

PlexBio Co ROE % Adjusted to Book Value Historical Data

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The historical data trend for PlexBio Co's ROE % Adjusted to Book Value 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.

PlexBio Co ROE % Adjusted to Book Value Chart

PlexBio Co Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
ROE % Adjusted to Book Value
Get a 7-Day Free Trial Premium Member Only Premium Member Only -6.34 -4.02 -3.76 -4.50 -7.02

PlexBio Co Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
ROE % Adjusted to Book Value 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 Premium Member Only Premium Member Only -3.72 -5.49 -3.21 -7.69 -4.55

ROCO:6572 vs ABT, SYK, MDT: ROE % Adjusted to Book Value Comparison

For the Medical Devices subindustry, PlexBio Co's ROE % Adjusted to Book Value, along with its competitors' market caps and ROE % Adjusted to Book Value 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.

PlexBio Co ROE % Adjusted to Book Value vs Medical Devices & Instruments Industry

For the Medical Devices & Instruments industry and Healthcare sector, PlexBio Co's ROE % Adjusted to Book Value distribution charts can be found below:

* The bar in red indicates where PlexBio Co's ROE % Adjusted to Book Value falls into.


ROCO:6572
67GF Score
PlexBio Co Ltd ROCO:6572
ROE % Adjusted to Book Value is just one metric. See GF Score™, valuation, warning signs, and more.
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PlexBio Co ROE % Adjusted to Book Value Calculation

PlexBio Co's ROE % Adjusted to Book Value for the fiscal year that ended in Dec. 2025 is calculated as

ROE % Adjusted to Book Value=ROE % / PB Ratio
=-18.24% / 2.60
=-7.02%

PlexBio Co's ROE % Adjusted to Book Value for the quarter that ended in Dec. 2025 is calculated as

ROE % Adjusted to Book Value=ROE % / PB Ratio
=-11.83% / 2.60
=-4.55%

* 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.

What does a ROE % Adjusted to Book Value of -4.55% mean?
PlexBio Co (ROCO:6572) has a ROE % Adjusted to Book Value of -4.55% as of Dec. 2025. Return on equity adjusted to book is the ratio of return on equity to price-book ratio. View historical data on PlexBio Co and its competitors.
Is PlexBio Co's ROE % Adjusted to Book Value too high?
PlexBio Co's current ROE % Adjusted to Book Value is -4.55%. Overall, PlexBio Co has a GF Score™ of 67/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does PlexBio Co's ROE % Adjusted to Book Value compare to ABT and SYK?
PlexBio Co's ROE % Adjusted to Book Value of -4.55% can be compared against companies in the Medical Devices & Instruments industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good ROE % Adjusted to Book Value for a Medical Devices & Instruments company?
A good ROE % Adjusted to Book Value depends on the Medical Devices & Instruments industry context. However, ROE % Adjusted to Book Value 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 ROE % Adjusted to Book Value mean?
A high ROE % Adjusted to Book Value can signal that a stock is expensive relative to its fundamentals. Return on equity adjusted to book is the ratio of return on equity to price-book ratio. View historical data on PlexBio Co and its competitors. PlexBio Co's current ROE % Adjusted to Book Value is -4.55%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is PlexBio Co stock overvalued right now?
Based on GuruFocus' analysis, PlexBio Co (ROCO:6572) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$9.52, compared to a current price of NT$7.62 — trading 20% below its estimated fair value. The current ROE % Adjusted to Book Value is -4.55%. PlexBio Co's overall GF Score™ is 67/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is ROE % Adjusted to Book Value calculated?
ROE % Adjusted to Book Value is calculated from a company's financial statements. For PlexBio Co (ROCO:6572), the current ROE % Adjusted to Book Value is -4.55% 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 PlexBio Co (ROCO:6572) Overvalued in 2026?

Based on GuruFocus' analysis, PlexBio Co stock appears to be undervalued. The current stock price of NT$7.62 is trading 20% below its estimated GF Value™ of NT$9.52. GuruFocus considers PlexBio Co to be Modestly Undervalued.

Key valuation signals for ROCO:6572:

  • ROE % Adjusted to Book Value: -4.55%
  • GF Value™: NT$9.52 vs. price of NT$7.62 (20% below fair value)
  • GF Score™: 67/100 with 4 warning signs

No single metric tells the full story. See the ROCO:6572 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

PlexBio Co Business Description

Address 6F-1, Number 351, Yangguang Street, Neihu District, Taipei, TWN, 11491
PlexBio Co Ltd is a Taiwan based company involved in designing, developing and manufacturing IVD products and instrumentations. Its products are used in companion diagnostic panel, early cancer detection screening, prenatal diagnostics and for food and safety testing.
67GF Score

Get the complete analysis for ROCO:6572

ROE % Adjusted to Book Value is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

NT$7.62
Price
NT$9.52
GF Value