Lee Chang Yung Technology (TPE:4989) ROE % Adjusted to Book Value: -1.06% (As of Dec. 2025)


TPE:4989 Lee Chang Yung Technology Corp TPE:4989
40 GF Score
Price NT$100.50
GF Value NT$16.73
Valuation Significantly Overvalued
! 4 Warning Signs
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What is Lee Chang Yung Technology ROE % Adjusted to Book Value?

Lee Chang Yung Technology TPE:4989 +9.48% 40 ROE % Adjusted to Book Value is -1.06% as of Dec. 2025. GuruFocus rates TPE:4989 with a GF Score™ of 40/100 and a GF Value™ of NT$16.73 (Significantly Overvalued). The stock has 4 warning signs investors should review.

Lee Chang Yung Technology's ROE % for the quarter that ended in Dec. 2025 was -5.22%. Lee Chang Yung Technology's PB Ratio for the quarter that ended in Dec. 2025 was 4.91. Lee Chang Yung Technology's ROE % Adjusted to Book Value for the quarter that ended in Dec. 2025 was -1.06%.


Lee Chang Yung Technology ROE % Adjusted to Book Value Related Terms


Lee Chang Yung Technology ROE % Adjusted to Book Value Historical Data

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The historical data trend for Lee Chang Yung Technology'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.

Lee Chang Yung Technology ROE % Adjusted to Book Value Chart

Lee Chang Yung Technology 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 9.67 5.87 -3.70 -11.42 -5.73

Lee Chang Yung Technology Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 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 -23.16 -14.93 -44.16 -12.80 -1.06

TPE:4989 vs SCCO, FCX: ROE % Adjusted to Book Value Comparison

For the Copper subindustry, Lee Chang Yung Technology'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.


Lee Chang Yung Technology ROE % Adjusted to Book Value vs Metals & Mining Industry

For the Metals & Mining industry and Basic Materials sector, Lee Chang Yung Technology's ROE % Adjusted to Book Value distribution charts can be found below:

* The bar in red indicates where Lee Chang Yung Technology's ROE % Adjusted to Book Value falls into.


TPE:4989
40GF Score
Lee Chang Yung Technology Corp TPE:4989
ROE % Adjusted to Book Value is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Lee Chang Yung Technology ROE % Adjusted to Book Value Calculation

Lee Chang Yung Technology'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
=-28.11% / 4.91
=-5.73%

Lee Chang Yung Technology'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
=-5.22% / 4.91
=-1.06%

* 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 -1.06% mean?
Lee Chang Yung Technology (TPE:4989) has a ROE % Adjusted to Book Value of -1.06% 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 Lee Chang Yung Technology and its competitors.
Is Lee Chang Yung Technology's ROE % Adjusted to Book Value too high?
Lee Chang Yung Technology's current ROE % Adjusted to Book Value is -1.06%. Overall, Lee Chang Yung Technology has a GF Score™ of 40/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Lee Chang Yung Technology's ROE % Adjusted to Book Value compare to SCCO and FCX?
Lee Chang Yung Technology's ROE % Adjusted to Book Value of -1.06% can be compared against companies in the Metals & Mining 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 Metals & Mining company?
A good ROE % Adjusted to Book Value depends on the Metals & Mining 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 Lee Chang Yung Technology and its competitors. Lee Chang Yung Technology's current ROE % Adjusted to Book Value is -1.06%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Lee Chang Yung Technology stock overvalued right now?
Based on GuruFocus' analysis, Lee Chang Yung Technology (TPE:4989) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$16.73, compared to a current price of NT$100.50 — trading 500.7% above its estimated fair value. The current ROE % Adjusted to Book Value is -1.06%. Lee Chang Yung Technology's overall GF Score™ is 40/100 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 Lee Chang Yung Technology (TPE:4989), the current ROE % Adjusted to Book Value is -1.06% 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 Lee Chang Yung Technology (TPE:4989) Overvalued in 2026?

Based on GuruFocus' analysis, Lee Chang Yung Technology stock appears to be overvalued. The current stock price of NT$100.50 is trading 500.7% above its estimated GF Value™ of NT$16.73. GuruFocus considers Lee Chang Yung Technology to be Significantly Overvalued.

Key valuation signals for TPE:4989:

  • ROE % Adjusted to Book Value: -1.06%
  • GF Value™: NT$16.73 vs. price of NT$100.50 (500.7% above fair value)
  • GF Score™: 40/100 with 4 warning signs

No single metric tells the full story. See the TPE:4989 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Lee Chang Yung Technology Business Description

Address Bade Road, 5th Floor, No. 83, Section 4, Songshan District, Taipei City, TWN
Lee Chang Yung Technology Corp produces, manufactures, and sells electrolytic copper foil, an upstream material for printed circuit boards. The Group currently sells a single product, copper foil.
40GF Score

Get the complete analysis for TPE:4989

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

NT$100.50
Price
NT$16.73
GF Value