SPNZF (South Port New Zealand) Effective Interest Rate on Debt %: 6.06% (As of Dec. 2025)

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SPNZF South Port New Zealand Ltd SPNZF
96 GF Score
Price $5.70
GF Value $5.67
! 6 Warning Signs
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What is South Port New Zealand Effective Interest Rate on Debt %?

South Port New Zealand SPNZF 96 Effective Interest Rate on Debt % is 6.06% as of Dec. 2025. GuruFocus rates SPNZF with a GF Score™ of 96/100 and a GF Value™ of $5.67. The stock has 6 warning signs investors should review.

Effective Interest Rate on Debt % is the usage rate that a borrower actually pays on a debt. It is calculated as the positive value of Interest Expense divided by its average total debt. Total debt equals to Long-Term Debt & Capital Lease Obligation plus Short-Term Debt & Capital Lease Obligation. South Port New Zealand's annualized positive value of Interest Expense for the quarter that ended in Dec. 2025 was $1.12 Mil. South Port New Zealand's average total debt for the quarter that ended in Dec. 2025 was $18.56 Mil. Therefore, South Port New Zealand's annualized Effective Interest Rate on Debt % for the quarter that ended in Dec. 2025 was 6.06%.


South Port New Zealand  (OTCPK:SPNZF) Effective Interest Rate on Debt % Explanation

Effective Interest Rate on Debt % measures the usage rate that a borrower actually pays on a debt.


South Port New Zealand Effective Interest Rate on Debt % Related Terms


South Port New Zealand Effective Interest Rate on Debt % Historical Data

* Premium members only.

The historical data trend for South Port New Zealand's Effective Interest Rate on Debt % 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.

South Port New Zealand Effective Interest Rate on Debt % Chart

South Port New Zealand Annual Data
Trend Jun16 Jun17 Jun18 Jun19 Jun20 Jun21 Jun22 Jun23 Jun24 Jun25
Effective Interest Rate on Debt %
Get a 7-Day Free Trial Premium Member Only Premium Member Only 4.71 5.54 6.03 9.09 8.54

South Port 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
Effective Interest Rate on Debt % 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 9.73 6.08 9.64 6.13 6.06

SPNZF vs KEX: Effective Interest Rate on Debt % Comparison

For the Marine Shipping subindustry, South Port New Zealand's Effective Interest Rate on Debt %, along with its competitors' market caps and Effective Interest Rate on Debt % 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.


South Port New Zealand Effective Interest Rate on Debt % vs Transportation Industry

For the Transportation industry and Industrials sector, South Port New Zealand's Effective Interest Rate on Debt % distribution charts can be found below:

* The bar in red indicates where South Port New Zealand's Effective Interest Rate on Debt % falls into.


SPNZF
96GF Score
South Port New Zealand Ltd SPNZF
Effective Interest Rate on Debt % is just one metric. See GF Score™, valuation, warning signs, and more.
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South Port New Zealand Effective Interest Rate on Debt % Calculation

South Port New Zealand's annualized Effective Interest Rate on Debt % for the fiscal year that ended in Jun. 2025 is calculated as

Effective Interest Rate on Debt %
=-1  *  Interest Expense/( (Total Debt  (A: Jun. 2024 )+Total Debt  (A: Jun. 2025 ))/ count )
=-1  *  -1.748/( (22.111+18.816)/ 2 )
=-1  *  -1.748/20.4635
=8.54 %

where

Total Debt  (A: Jun. 2024 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=22.046 + 0.065
=22.111

Total Debt  (A: Jun. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=18.747 + 0.069
=18.816

South Port New Zealand's annualized Effective Interest Rate on Debt % for the quarter that ended in Dec. 2025 is calculated as

Effective Interest Rate on Debt %
=-1  *  Interest Expense/( (Total Debt  (Q: Jun. 2025 )+Total Debt  (Q: Dec. 2025 ))/ count )
=-1  *  -1.124/( (18.816+18.304)/ 2 )
=-1  *  -1.124/18.56
=6.06 %

where

Total Debt  (Q: Jun. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=18.747 + 0.069
=18.816

Total Debt  (Q: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=18.242 + 0.062
=18.304

* 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.

In the calculation of annual Effective Interest Rate on Debt %, the Interest Expense of the last fiscal year and the average total debt over the fiscal year are used. In calculating the quarterly data, the Interest Expense data used here is two times the semi-annual (Dec. 2025) interest expense data. Effective Interest Rate on Debt % is displayed in the 30-year financial page.

What does a Effective Interest Rate on Debt % of 6.06% mean?
South Port New Zealand (SPNZF) has a Effective Interest Rate on Debt % of 6.06% as of Dec. 2025. Effective interest rate on debt is the rate a company actually pays on its debt. View historical data on South Port New Zealand and its competitors.
Is South Port New Zealand's Effective Interest Rate on Debt % too high?
South Port New Zealand's current Effective Interest Rate on Debt % is 6.06%. Overall, South Port New Zealand has a GF Score™ of 96/100, reflecting its overall financial health beyond just this single metric.
How does South Port New Zealand's Effective Interest Rate on Debt % compare to KEX?
South Port New Zealand's Effective Interest Rate on Debt % of 6.06% can be compared against companies in the Transportation industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Effective Interest Rate on Debt % for a Transportation company?
A good Effective Interest Rate on Debt % depends on the Transportation industry context. However, Effective Interest Rate on Debt % 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 Effective Interest Rate on Debt % mean?
A high Effective Interest Rate on Debt % can signal that a stock is expensive relative to its fundamentals. Effective interest rate on debt is the rate a company actually pays on its debt. View historical data on South Port New Zealand and its competitors. South Port New Zealand's current Effective Interest Rate on Debt % is 6.06%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is South Port New Zealand stock overvalued right now?
South Port New Zealand (SPNZF) has a current Effective Interest Rate on Debt % of 6.06%. The stock's GF Value™ is $5.67, compared to a current price of $5.70 — trading 0.5% above its estimated fair value. The current Effective Interest Rate on Debt % is 6.06%. South Port New Zealand's overall GF Score™ is 96/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Effective Interest Rate on Debt % calculated?
Effective Interest Rate on Debt % is calculated from a company's financial statements. For South Port New Zealand (SPNZF), the current Effective Interest Rate on Debt % is 6.06% 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 South Port New Zealand (SPNZF) Overvalued in 2026?

Based on GuruFocus' analysis, South Port New Zealand stock appears to be overvalued. The current stock price of $5.70 is trading 0.5% above its estimated GF Value™ of $5.67.

Key valuation signals for SPNZF:

  • Effective Interest Rate on Debt %: 6.06%
  • GF Value™: $5.67 vs. price of $5.70 (0.5% above fair value)
  • GF Score™: 96/100 with 6 warning signs

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


South Port New Zealand Business Description

Other Exchanges SPN:New Zealand
Address 251 Foreshore Road, P.O. Box 1, Island Harbour, Bluff, STL, NZL, 9842
South Port New Zealand Ltd offers a wide range of marine services, cargo and container shipping, and on-site warehousing for domestic and international customers. It serves key export and import industries in the Southland region, including aluminium, timber, fisheries, dairy, meat, wood chips, stock food, cement, alumina, fertiliser, and petroleum products. South Port is publicly listed on the New Zealand Stock Exchange and is majority-owned by Environment Southland. It also operates an intermodal freight center to facilitate efficient product distribution within the Southland and Otago regions. The majority of revenue comes from the Cargo and logistics services.
96GF Score

Get the complete analysis for SPNZF

Effective Interest Rate on Debt % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$5.70
Price
$5.67
GF Value