Spark New Zealand (ASX:SPK) Interest Expense: A$-83 Mil (TTM As of Dec. 2025)


ASX:SPK Spark New Zealand Ltd ASX:SPK
67 GF Score
Price A$1.54
GF Value A$2.83
Valuation Significantly Undervalued
! 8 Warning Signs
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What is Spark New Zealand Interest Expense?

Spark New Zealand ASX:SPK 67 Interest Expense is A$-83 Mil as of Dec. 2025. GuruFocus rates ASX:SPK with a GF Score™ of 67/100 and a GF Value™ of A$2.83 (Significantly Undervalued). The stock has 8 warning signs investors should review.

Interest Expense is the amount reported by a company or individual as an expense for borrowed money. Spark New Zealand's interest expense for the six months ended in Dec. 2025 was A$ -36 Mil. Its interest expense for the trailing twelve months (TTM) ended in Dec. 2025 was A$-83 Mil.

Interest Coverage is a ratio that determines how easily a company can pay interest expenses on outstanding debt. It is calculated by dividing a company's Operating Income(EBIT) by its Interest Expense. Spark New Zealand's Operating Income for the six months ended in Dec. 2025 was A$ 125 Mil. Spark New Zealand's Interest Expense for the six months ended in Dec. 2025 was A$ -36 Mil. Spark New Zealand's Interest Coverage for the quarter that ended in Dec. 2025 was 3.51. The higher the ratio, the stronger the company's financial strength is. Note: If both Interest Expense and Interest Income are empty, while Net Interest Income is negative, then use Net Interest Income as Interest Expense.

Spark New Zealand  (ASX:SPK) Interest Expense Explanation

Interest Coverage is a ratio that determines how easily a company can pay interest expenses on outstanding debt. It is calculated by dividing a company's Operating Income (EBIT) by its Interest Expense. The higher, the better.

Note: If both Interest Expense and Interest Income are empty, while Net Interest Income is negative, then use Net Interest Income as Interest Expense.

Spark New Zealand's Interest Expense for the six months ended in Dec. 2025 was A$-36 Mil. Its Operating Income for the six months ended in Dec. 2025 was A$125 Mil. And its Long-Term Debt & Capital Lease Obligation for the six months ended in Dec. 2025 was A$1,497 Mil.

Spark New Zealand's Interest Coverage for the quarter that ended in Dec. 2025 is calculated as

Interest Coverage=-1* Operating Income (Q: Dec. 2025 )/Interest Expense (Q: Dec. 2025 )
=-1*125.417/-35.709
=3.51

* 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.

The higher the ratio, the stronger the company's financial strength is.

Warning Sign:

Ben Graham prefers companies' interest coverage to be at least 5. Spark New Zealand Ltd interest coverage is 4.45, which is low.

Spark New Zealand Interest Expense Historical Data

* Premium members only.

The historical data trend for Spark New Zealand's Interest Expense 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 Interest Expense Chart

Spark New Zealand Annual Data
Trend Jun16 Jun17 Jun18 Jun19 Jun20 Jun21 Jun22 Jun23 Jun24 Jun25
Interest Expense
Get a 7-Day Free Trial Premium Member Only Premium Member Only -43.69 -43.40 -48.45 -81.36 -90.84

Spark New Zealand Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
Interest Expense 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 -58.57 -23.11 -42.65 -47.28 -35.71
ASX:SPK
67GF Score
Spark New Zealand Ltd ASX:SPK
Interest Expense is just one metric. See GF Score™, valuation, warning signs, and more.
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Spark New Zealand Interest Expense Calculation

Interest Expense is the amount reported by a company or individual as an expense for borrowed money.

Interest Expense for the trailing twelve months (TTM) ended in Dec. 2025 adds up the semi-annually data reported by the company within the most recent 12 months, which was A$-83 Mil.

* 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.

Frequently Asked Questions Learn more about Interest Expense →
What does a Interest Expense of A$-83 Mil mean?
Spark New Zealand (ASX:SPK) has a Interest Expense of A$-83 Mil as of Dec. 2025. Interest Expense is the amount a company pays on its long-term debt. View historical data on Spark New Zealand and its competitors.
Is Spark New Zealand's Interest Expense too high?
Spark New Zealand's current Interest Expense is A$-83 Mil. Overall, Spark New Zealand has a GF Score™ of 67/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Spark New Zealand's Interest Expense compare to TMUS and VZ?
Spark New Zealand's Interest Expense of A$-83 Mil can be compared against companies in the Telecommunication Services industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Interest Expense for a Telecommunication Services company?
A good Interest Expense depends on the Telecommunication Services industry context. However, Interest Expense should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Interest Expense mean?
A high Interest Expense can signal that a stock is expensive relative to its fundamentals. Interest Expense is the amount a company pays on its long-term debt. View historical data on Spark New Zealand and its competitors. Spark New Zealand's current Interest Expense is A$-83 Mil. 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$2.83, compared to a current price of A$1.54 — trading 45.6% below its estimated fair value. The current Interest Expense is A$-83 Mil. Spark New Zealand's overall GF Score™ is 67/100 with 8 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Interest Expense calculated?
Interest Expense is calculated from a company's financial statements. For Spark New Zealand (ASX:SPK), the current Interest Expense is A$-83 Mil as of Dec. 2025. 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$1.54 is trading 45.6% below its estimated GF Value™ of A$2.83. GuruFocus considers Spark New Zealand to be Significantly Undervalued.

Key valuation signals for ASX:SPK:

  • Interest Expense: A$-83 Mil
  • GF Value™: A$2.83 vs. price of A$1.54 (45.6% below fair value)
  • GF Score™: 67/100 with 8 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.
67GF Score

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

A$1.54
Price
A$2.83
GF Value