Even when a business is losing money, it's possible for shareholders to make money if they buy a good business at the right price. For example, although Amazon.com made losses for many years after listing, if you had bought and held the shares since 1999, you would have made a fortune. But while history lauds those rare successes, those that fail are often forgotten; who remembers Pets.com?
So, the natural question for PolarX (ASX:PXX) shareholders is whether they should be concerned by its rate of cash burn. In this report, we will consider the company's annual negative free cash flow, henceforth referring to it as the 'cash burn'. First, we'll determine its cash runway by comparing its cash burn with its cash reserves.
A company's cash runway is the amount of time it would take to burn through its cash reserves at its current cash burn rate. When PolarX last reported its June 2026 balance sheet in September 2026, it had zero debt and cash worth AU$10.0m. Importantly, its cash burn was AU$11m over the trailing twelve months. So it had a cash runway of approximately 11 months from June 2026. To be frank, this kind of short runway puts us on edge, as it indicates the company must reduce its cash burn significantly, or else raise cash imminently. The image below shows how its cash balance has been changing over the last few years.
View our latest analysis for PolarX
PolarX didn't record any revenue over the last year, indicating that it's an early stage company still developing its business. So while we can't look to sales to understand growth, we can look at how the cash burn is changing to understand how expenditure is trending over time. The skyrocketing cash burn up 118% year on year certainly tests our nerves. It's fair to say that sort of rate of increase cannot be maintained for very long, without putting pressure on the balance sheet. Admittedly, we're a bit cautious of PolarX due to its lack of significant operating revenues. We prefer most of the stocks on this list of stocks that analysts expect to grow.
Given its cash burn trajectory, PolarX shareholders should already be thinking about how easy it might be for it to raise further cash in the future. Issuing new shares, or taking on debt, are the most common ways for a listed company to raise more money for its business. Many companies end up issuing new shares to fund future growth. We can compare a company's cash burn to its market capitalisation to get a sense for how many new shares a company would have to issue to fund one year's operations.
PolarX's cash burn of AU$11m is about 22% of its AU$49m market capitalisation. That's fairly notable cash burn, so if the company had to sell shares to cover the cost of another year's operations, shareholders would suffer some costly dilution.
We must admit that we don't think PolarX is in a very strong position, when it comes to its cash burn. While its cash burn relative to its market cap wasn't too bad, its increasing cash burn does leave us rather nervous. Looking at the factors mentioned in this short report, we do think that its cash burn is a bit risky, and it does make us slightly nervous about the stock. On another note, we conducted an in-depth investigation of the company, and identified 5 warning signs for PolarX (3 don't sit too well with us!) that you should be aware of before investing here.
Of course, you might find a fantastic investment by looking elsewhere. So take a peek at this free list of interesting companies, and this list of stocks growth stocks (according to analyst forecasts)
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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.