Spark New Zealand (ASX:SPK) PEG Ratio: N/A (As of Aug. 23, 2026)

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Director of Data and Quant Analytics at GuruFocus
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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.

ASX:SPK Spark New Zealand Ltd ASX:SPK
70 GF Score
Price A$1.82
GF Value A$2.18
Valuation Modestly Undervalued
! 7 Warning Signs
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What is Spark New Zealand 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, Spark New Zealand's PE Ratio without NRI is 8.71. Spark New Zealand's 5-Year EBITDA growth rate is -0.50%. Therefore, Spark New Zealand'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 Spark New Zealand's PEG Ratio or its related term are showing as below:


During the past 13 years, Spark New Zealand's highest PEG Ratio was 71.33. The lowest was 0.90. And the median was 10.80.


ASX:SPK's PEG Ratio is not ranked *
in the Telecommunication Services industry.
Industry Median: 2.08
* 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.


Spark New Zealand  (ASX:SPK) 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.


Spark New Zealand PEG Ratio Related Terms


Spark New Zealand PEG Ratio Historical Data

* Premium members only.

The historical data trend for Spark New Zealand'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.

Spark New Zealand PEG Ratio Chart

Spark New Zealand Annual Data
Trend Jun17 Jun18 Jun19 Jun20 Jun21 Jun22 Jun23 Jun24 Jun25 Jun26
PEG Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 10.63 1.13 5.92 65.87 0.00

Spark New Zealand Semi-Annual Data
Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25 Jun26
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 5.92 0.00 65.87 0.00 0.00

ASX:SPK vs VZ, TMUS, T: PEG Ratio Comparison

For the Telecom Services subindustry, Spark New Zealand'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.


Spark New Zealand PEG Ratio vs Telecommunication Services Industry

For the Telecommunication Services industry and Communication Services sector, Spark New Zealand's PEG Ratio distribution charts can be found below:

* The bar in red indicates where Spark New Zealand's PEG Ratio falls into.


ASX:SPK
70GF Score
Spark New Zealand Ltd ASX:SPK
PEG Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Spark New Zealand 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.

Spark New Zealand's PEG Ratio for today is calculated as

PEG Ratio=PE Ratio without NRI/5-Year EBITDA Growth Rate*
=8.7081339712919/-0.50
=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 Spark New Zealand (ASX:SPK) Overvalued in 2026?

Based on GuruFocus' analysis, Spark New Zealand stock appears to be undervalued. The current stock price of A$1.82 is trading 16.5% below its estimated GF Value™ of A$2.18. GuruFocus considers Spark New Zealand to be Modestly Undervalued.

Key valuation signals for ASX:SPK:

  • PEG Ratio: N/A
  • GF Value™: A$2.18 vs. price of A$1.82 (16.5% below fair value)
  • GF Score™: 70/100 with 7 warning signs

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


Spark New Zealand Business Description

Address 50 Albert Street, Spark City, Level 1, Private Bag 92028, Auckland, NTL, NZL, 1010
Spark is one of only three integrated telecommunications companies in New Zealand. It is the leading mobile network operator with low- to mid-40% subscriber and revenue share, and the dominant provider of fixed-line broadband services with a mid-30% subscriber share. It has a big position in the New Zealand corporate and wholesale telecommunications services provision space. Spark supplements its core telecommunications operations and related infrastructure with IT products and services across cloud, managed data and networks, procurement, data centers, and Internet of Things. Its operations are all based in New Zealand, except for its 41% interest in Southern Cross Submarine Cables, which has zero book value and to which Spark has no funding obligations.
70GF Score

Get the complete analysis for ASX:SPK

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

A$1.82
Price
A$2.18
GF Value