Wafer Works (ROCO:6182) PEG Ratio: N/A (As of Jul. 18, 2026)

Author: Vera Yuan Vera Yuan
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Director of Data and Quant Analytics at GuruFocus
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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.

ROCO:6182 Wafer Works Corp ROCO:6182
60 GF Score
Price NT$149.50
GF Value NT$33.54
Valuation Significantly Overvalued
! 9 Warning Signs
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What is Wafer Works 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, Wafer Works's PE Ratio without NRI is 2,198.53. Wafer Works's 5-Year EBITDA growth rate is -3.80%. Therefore, Wafer Works'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 Wafer Works's PEG Ratio or its related term are showing as below:


During the past 13 years, Wafer Works's highest PEG Ratio was 887.84. The lowest was 0.32. And the median was 3.84.


ROCO:6182's PEG Ratio is not ranked *
in the Semiconductors industry.
Industry Median: 3.38
* 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.


Wafer Works  (ROCO:6182) 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.


Wafer Works PEG Ratio Related Terms


Wafer Works PEG Ratio Historical Data

* Premium members only.

The historical data trend for Wafer Works'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.

Wafer Works PEG Ratio Chart

Wafer Works 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 0.78 4.00 492.45 0.00

Wafer Works 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 492.45 194.37 0.00 0.00 0.00

ROCO:6182 vs AMAT, LRCX, KLAC: PEG Ratio Comparison

For the Semiconductor Equipment & Materials subindustry, Wafer Works'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.


Wafer Works PEG Ratio vs Semiconductors Industry

For the Semiconductors industry and Technology sector, Wafer Works's PEG Ratio distribution charts can be found below:

* The bar in red indicates where Wafer Works's PEG Ratio falls into.


ROCO:6182
60GF Score
Wafer Works Corp ROCO:6182
PEG Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Wafer Works 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.

Wafer Works's PEG Ratio for today is calculated as

PEG Ratio=PE Ratio without NRI/5-Year EBITDA Growth Rate*
=2198.5294117647/-3.80
=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 Wafer Works (ROCO:6182) Overvalued in 2026?

Based on GuruFocus' analysis, Wafer Works stock appears to be overvalued. The current stock price of NT$149.50 is trading 345.7% above its estimated GF Value™ of NT$33.54. GuruFocus considers Wafer Works to be Significantly Overvalued.

Key valuation signals for ROCO:6182:

  • PEG Ratio: N/A
  • GF Value™: NT$33.54 vs. price of NT$149.50 (345.7% above fair value)
  • GF Score™: 60/100 with 9 warning signs

No single metric tells the full story. See the ROCO:6182 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Wafer Works Business Description

Address No. 100, Longyuan 1st Road, Longtan Science Park, Taoyuan, TWN, 32542
Wafer Works Corp is a Taiwan-based company principally engaged in the R&D, design, manufacturing, and sales of semiconductor materials; the technique consulting business, service business, and trading for the above items. Its customized silicon wafer services are Polished wafers, Leijingjingyuan, SOI wafers, Gallium nitride epitaxial wafers, and Custom wafers. Its geographical segments include Taiwan, China (including Hong Kong), the United States, and Other countries. It generates the majority of its revenue from Taiwan. The Group's revenue is derived from the manufacture and sale of semiconductor wafers.
60GF Score

Get the complete analysis for ROCO:6182

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

NT$149.50
Price
NT$33.54
GF Value