CLYYF (Celyad Oncology) PEG Ratio: N/A (As of Jun. 27, 2026)


CLYYF Celyad Oncology SA CLYYF
13 GF Score
Price $0.25
GF Value $0.44
Valuation Significantly Overvalued
! 6 Warning Signs
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What is Celyad Oncology 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, Celyad Oncology's PE Ratio without NRI is 0.00. Celyad Oncology's 5-Year EBITDA growth rate is 0.00%. Therefore, Celyad Oncology'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 Celyad Oncology's PEG Ratio or its related term are showing as below:



CLYYF's PEG Ratio is not ranked *
in the Biotechnology industry.
Industry Median: 1.92
* 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.


Celyad Oncology  (OTCPK:CLYYF) 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.


Celyad Oncology PEG Ratio Related Terms


Celyad Oncology PEG Ratio Historical Data

* Premium members only.

The historical data trend for Celyad Oncology'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.

Celyad Oncology PEG Ratio Chart

Celyad Oncology 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

Celyad Oncology Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 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

CLYYF vs VRTX, REGN, ALNY: PEG Ratio Comparison

For the Biotechnology subindustry, Celyad Oncology'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.


Celyad Oncology PEG Ratio vs Biotechnology Industry

For the Biotechnology industry and Healthcare sector, Celyad Oncology's PEG Ratio distribution charts can be found below:

* The bar in red indicates where Celyad Oncology's PEG Ratio falls into.


CLYYF
13GF Score
Celyad Oncology SA CLYYF
PEG Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
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Celyad Oncology 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.

Celyad Oncology'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 Celyad Oncology (CLYYF) Overvalued in 2026?

Based on GuruFocus' analysis, Celyad Oncology stock appears to be undervalued. The current stock price of $0.25 is trading 43.2% below its estimated GF Value™ of $0.44. GuruFocus considers Celyad Oncology to be Significantly Overvalued.

Key valuation signals for CLYYF:

  • PEG Ratio: N/A
  • GF Value™: $0.44 vs. price of $0.25 (43.2% below fair value)
  • GF Score™: 13/100 with 6 warning signs

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


Celyad Oncology Business Description

Address Rue Edouard Belin 2, Axis Business Park, Brabant Wallon, Mont-Saint-Guibert, BEL, 1435
Celyad Oncology SA is a biopharmaceutical company focused on the discovery and development of technologies for chimeric antigen receptor T-cell (CAR T) therapies. The company focuses on solid tumors and hematological malignancies. The firm has CYAD-01 and CYAD-02 programs in the pipeline. The company owns trademarks and service marks, including CELYAD, C-CATH, C_CURE, CAR-T Cell, THINK, CYAD01 - Deplethink, CYAD02 - Cycle1, CwalityCAR, CYAD-101, and new engagers. The firm has Cardiology and Immuno-oncology operating segments. It generates the majority of its revenue from the Cardiology segment.
13GF Score

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

$0.25
Price
$0.44
GF Value