Lee Chang Yung Technology (TPE:4989) PEG Ratio: N/A (As of Jul. 06, 2026)


TPE:4989 Lee Chang Yung Technology Corp TPE:4989
50 GF Score
Price NT$111.00
GF Value NT$16.71
Valuation Significantly Overvalued
! 7 Warning Signs
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What is Lee Chang Yung Technology PEG Ratio?

PE Ratio without NRI / 5-Year EBITDA Growth Rate*

PEG Ratio is defined as the PE Ratio without NRI divided by the growth ratio. The growth rate we use is the 5-Year EBITDA growth rate. As of today, Lee Chang Yung Technology's PE Ratio without NRI is 0.00. Lee Chang Yung Technology's 5-Year EBITDA growth rate is 0.00%. Therefore, Lee Chang Yung Technology's PEG Ratio for today is N/A.

* The 5-Year EBITDA Growth Rate is the 5-year average EBITDA per share growth rate. While the denominator is a percentage, we use the whole number as opposed to the decimal form for the calculation. For example, 5% would be shown as 5 as opposed to 0.05. If it's smaller than or equal to 0, then the PEG Ratio is not calculated.


The historical rank and industry rank for Lee Chang Yung Technology's PEG Ratio or its related term are showing as below:


During the past 13 years, Lee Chang Yung Technology's highest PEG Ratio was 4.53. The lowest was 0.33. And the median was 0.48.


TPE:4989's PEG Ratio is not ranked *
in the Metals & Mining industry.
Industry Median: 1.23
* Ranked among companies with meaningful PEG Ratio only.

Peter Lynch thinks a company with a P/E ratio equal to its growth rate is fairly valued.


Lee Chang Yung Technology  (TPE:4989) PEG Ratio Explanation

To compare stocks with different growth rates, Peter Lynch invented a ratio called PEG Ratio. PEG Ratio is defined as the P/E ratio divided by the growth ratio. He thinks a company with a P/E ratio equal to its growth rate is fairly valued. Still he said he would rather buy a company growing 20% a year with a P/E of 20, instead of a company growing 10% a year with a P/E of 10.


Lee Chang Yung Technology PEG Ratio Related Terms


Lee Chang Yung Technology PEG Ratio Historical Data

* Premium members only.

The historical data trend for Lee Chang Yung Technology's PEG Ratio 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 PEG Ratio Chart

Lee Chang Yung Technology Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
PEG Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 0.00

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
PEG Ratio 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 0.00 0.00 0.00 0.00 0.00

TPE:4989 vs SCCO, FCX: PEG Ratio Comparison

For the Copper subindustry, Lee Chang Yung Technology's PEG Ratio, along with its competitors' market caps and PEG Ratio 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 PEG Ratio vs Metals & Mining Industry

For the Metals & Mining industry and Basic Materials sector, Lee Chang Yung Technology's PEG Ratio distribution charts can be found below:

* The bar in red indicates where Lee Chang Yung Technology's PEG Ratio falls into.


TPE:4989
50GF Score
Lee Chang Yung Technology Corp TPE:4989
PEG Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Lee Chang Yung Technology PEG Ratio Calculation

PEG Ratio is defined as the PE Ratio without NRI divided by the growth ratio. The ratio we use is the 5-Year EBITDA growth rate.

Lee Chang Yung Technology's PEG Ratio for today is calculated as

PEG Ratio=PE Ratio without NRI/5-Year EBITDA Growth Rate*
=/0.00
=N/A

* 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.

* Note: The 5-Year EBITDA Growth Rate is the 5-year average EBITDA per share growth rate. While the denominator is a percentage, we use the whole number as opposed to the decimal form for the calculation. For example, 5% would be shown as 5 as opposed to 0.05. If it's smaller than or equal to 0, then the PEG Ratio is not calculated.

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$111.00 is trading 564.3% above its estimated GF Value™ of NT$16.71. GuruFocus considers Lee Chang Yung Technology to be Significantly Overvalued.

Key valuation signals for TPE:4989:

  • PEG Ratio: N/A
  • GF Value™: NT$16.71 vs. price of NT$111.00 (564.3% above fair value)
  • GF Score™: 50/100 with 7 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.
50GF Score

Get the complete analysis for TPE:4989

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

NT$111.00
Price
NT$16.71
GF Value