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Auckland International Airport Limited's (NZSE:AIA) Stock Been Rising But Financials Look Weak: Should Shareholders Be Worried?

Simply Wall St·12/15/2025 18:02:31
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Auckland International Airport's (NZSE:AIA) stock is up by 4.5% over the past month. Given that the markets usually pay for the long-term financial health of a company, we wonder if the current momentum in the share price will keep up, given that the company's financials don't look very promising. In this article, we decided to focus on Auckland International Airport's ROE.

Return on equity or ROE is an important factor to be considered by a shareholder because it tells them how effectively their capital is being reinvested. In simpler terms, it measures the profitability of a company in relation to shareholder's equity.

How Do You Calculate Return On Equity?

The formula for return on equity is:

Return on Equity = Net Profit (from continuing operations) ÷ Shareholders' Equity

So, based on the above formula, the ROE for Auckland International Airport is:

4.0% = NZ$421m ÷ NZ$10b (Based on the trailing twelve months to June 2025).

The 'return' refers to a company's earnings over the last year. One way to conceptualize this is that for each NZ$1 of shareholders' capital it has, the company made NZ$0.04 in profit.

Check out our latest analysis for Auckland International Airport

What Has ROE Got To Do With Earnings Growth?

So far, we've learned that ROE is a measure of a company's profitability. Based on how much of its profits the company chooses to reinvest or "retain", we are then able to evaluate a company's future ability to generate profits. Assuming everything else remains unchanged, the higher the ROE and profit retention, the higher the growth rate of a company compared to companies that don't necessarily bear these characteristics.

Auckland International Airport's Earnings Growth And 4.0% ROE

It is quite clear that Auckland International Airport's ROE is rather low. Even when compared to the industry average of 7.2%, the ROE figure is pretty disappointing. For this reason, Auckland International Airport's five year net income decline of 15% is not surprising given its lower ROE. We reckon that there could also be other factors at play here. For example, the business has allocated capital poorly, or that the company has a very high payout ratio.

However, when we compared Auckland International Airport's growth with the industry we found that while the company's earnings have been shrinking, the industry has seen an earnings growth of 31% in the same period. This is quite worrisome.

past-earnings-growth
NZSE:AIA Past Earnings Growth December 15th 2025

Earnings growth is a huge factor in stock valuation. It’s important for an investor to know whether the market has priced in the company's expected earnings growth (or decline). Doing so will help them establish if the stock's future looks promising or ominous. Is AIA fairly valued? This infographic on the company's intrinsic value has everything you need to know.

Is Auckland International Airport Efficiently Re-investing Its Profits?

Auckland International Airport's very high three-year median payout ratio of 136% over the last three years suggests that the company is paying its shareholders more than what it is earning and this explains the company's shrinking earnings. Paying a dividend beyond their means is usually not viable over the long term.

Additionally, Auckland International Airport has paid dividends over a period of at least ten years, which means that the company's management is determined to pay dividends even if it means little to no earnings growth. Existing analyst estimates suggest that the company's future payout ratio is expected to drop to 78% over the next three years. Regardless, the ROE is not expected to change much for the company despite the lower expected payout ratio.

Summary

Overall, we would be extremely cautious before making any decision on Auckland International Airport. Specifically, it has shown quite an unsatisfactory performance as far as earnings growth is concerned, and a poor ROE and an equally poor rate of reinvestment seem to be the reason behind this inadequate performance. With that said, we studied the latest analyst forecasts and found that while the company has shrunk its earnings in the past, analysts expect its earnings to grow in the future. To know more about the company's future earnings growth forecasts take a look at this free report on analyst forecasts for the company to find out more.