Spark New ZealandASX:SPK -0.33%72 5-Year Yield-on-Cost % is 12.55 as of Jul. 08, 2026, which is 100% above its 10-year median of 6.29. GuruFocus rates ASX:SPK with a GF Score™ of 72/100 and a GF Value™ of A$2.65 (Significantly Undervalued). The stock has 8 warning signs investors should review. Among 229 Telecommunication Services companies, Spark New Zealand ranks better than 90.39% on this metric.
Spark New Zealand's yield on cost for the quarter that ended in Dec. 2025 was 12.55.
The historical rank and industry rank for Spark New Zealand's 5-Year Yield-on-Cost % or its related term are showing as below:
ASX:SPK'
s 5-Year Yield-on-Cost % Range Over the Past 10 Years
Min: 5.05 Med: 6.29 Max: 16.17
Current: 12.55
During the past 13 years, Spark New Zealand's highest Yield on Cost was 16.17. The lowest was 5.05. And the median was 6.29.
ASX:SPK's 5-Year Yield-on-Cost % is ranked better than 90.39% of 229
companies
in the Telecommunication Services industry
Industry Median: 4.5
vs ASX:SPK: 12.55
Spark New Zealand (ASX:SPK) 5-Year Yield-on-Cost % Explanation
Of course the risk here is that the company may not raise its dividends as it did before. The key is to select the companies that can consistently raise its dividends. Usually companies with long history of raising dividends tend to do so.
Spark New Zealand 5-Year Yield-on-Cost % Related Terms
ASX:SPK vs TMUS, VZ, T: 5-Year Yield-on-Cost % Comparison
For the Telecom Services subindustry, Spark New Zealand's 5-Year Yield-on-Cost %, along with its competitors' market caps and 5-Year Yield-on-Cost % 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 5-Year Yield-on-Cost % vs Telecommunication Services Industry
For the Telecommunication Services industry and Communication Services sector, Spark New Zealand's 5-Year Yield-on-Cost % distribution charts can be found below:
* The bar in red indicates where Spark New Zealand's 5-Year Yield-on-Cost % falls into.
Spark New Zealand 5-Year Yield-on-Cost % Calculation
Dividend Yield % and dividend growth of a stock is an important factor for income investors. But if company A raises its dividend constantly faster than company B, company A's future dividend yield might be much higher than Company B's even if their yields are the same now and their stock prices do not change.
Yield on Cost assumes that you buy and the stock today, and hold it for 5 years. If the company raises it dividends at the same rate as it did over the past 5 years, the dividends investors receive annually in 5 years relative to the stock price today.
Spark New Zealand (ASX:SPK) has a 5-Year Yield-on-Cost % of 12.55 as of Jul. 08, 2026. 5-Year Yield on Cost measures the expected yield based on a company's current yield and 5-year dividend growth. View historical data on Spark New Zealand and its competitors. This is 100% above median its historical median of 6.29. Over the past decade, Spark New Zealand's 5-Year Yield-on-Cost % has ranged from 5.05 to 16.17. According to the industry distribution chart, Spark New Zealand ranks #22 out of 229 companies in the Telecommunication Services industry, placing it in the top 9.6%.
Is Spark New Zealand's 5-Year Yield-on-Cost % too high?
Spark New Zealand's current 5-Year Yield-on-Cost % of 12.55 is 100% above median its 10-year median of 6.29. Over the past 10 years, this metric has ranged from a low of 5.05 to a high of 16.17. The Telecommunication Services industry median 5-Year Yield-on-Cost % is 4.50. Spark New Zealand's value of 12.55 is 178.9% above this industry median. Based on the distribution chart, Spark New Zealand ranks #22 out of 229 companies in the Telecommunication Services industry, which is in the top quartile — a strong position relative to peers. Overall, Spark New Zealand has a GF Score™ of 72/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Spark New Zealand's 5-Year Yield-on-Cost % compare to TMUS and VZ?
According to the Telecommunication Services industry distribution chart, Spark New Zealand ranks #22 out of 229 companies for 5-Year Yield-on-Cost %. This places Spark New Zealand in the top 10% of its industry — outperforming the majority of peers. The industry median 5-Year Yield-on-Cost % is 4.50. Spark New Zealand's value of 12.55 is 178.9% above this benchmark. Historically, Spark New Zealand's own 5-Year Yield-on-Cost % has ranged from 5.05 to 16.17 over the past decade. While the company's 10-year median is 6.29 vs. the industry median of 4.50, Spark New Zealand has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good 5-Year Yield-on-Cost % for a Telecommunication Services company?
The median 5-Year Yield-on-Cost % among Telecommunication Services companies is 4.50, based on 229 companies in the industry. Companies in the top quartile (top 25%) have a 5-Year Yield-on-Cost % significantly above this median, while those in the bottom quartile fall well below. However, 5-Year Yield-on-Cost % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Spark New Zealand's current 5-Year Yield-on-Cost % of 12.55 is 178.9% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high 5-Year Yield-on-Cost % mean?
A high 5-Year Yield-on-Cost % can signal that a stock is expensive relative to its fundamentals. 5-Year Yield on Cost measures the expected yield based on a company's current yield and 5-year dividend growth. View historical data on Spark New Zealand and its competitors. For the Telecommunication Services industry, the median 5-Year Yield-on-Cost % is 4.50 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Spark New Zealand's current 5-Year Yield-on-Cost % is 12.55, which is 100% above median its own 10-year median of 6.29. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Spark New Zealand stock overvalued right now?
Based on GuruFocus' analysis, Spark New Zealand (ASX:SPK) is currently considered Significantly Undervalued. The stock's GF Value™ is A$2.65, compared to a current price of A$1.52 — trading 42.6% below its estimated fair value. The current 5-Year Yield-on-Cost % is 12.55, which is 100% above median its 10-year median of 6.29 and 178.9% above the Telecommunication Services industry median of 4.50. Spark New Zealand's overall GF Score™ is 72/100 with 8 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 5-Year Yield-on-Cost % calculated?
5-Year Yield-on-Cost % is calculated from a company's financial statements. For Spark New Zealand (ASX:SPK), the current 5-Year Yield-on-Cost % is 12.55 as of Jul. 08, 2026. 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 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$1.52 is trading 42.6% below its estimated GF Value™ of A$2.65.
GuruFocus considers Spark New Zealand to be Significantly Undervalued.
Key valuation signals for ASX:SPK:
5-Year Yield-on-Cost %: 12.55 (100% above median its 10-year median of 6.29)
GF Value™: A$2.65 vs. price of A$1.52 (42.6% below fair value)
Industry Position: 178.9% above the Telecommunication Services median (#22 of 229)
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 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.
72GF Score
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