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, biotech and mining exploration companies often lose money for years before finding success with a new treatment or mineral discovery. Having said that, unprofitable companies are risky because they could potentially burn through all their cash and become distressed.

Given this risk, we thought we'd take a look at whether Jade Biosciences (NASDAQ:JBIO) shareholders should be worried about its cash burn. For the purpose of this article, we'll define cash burn as the amount of cash the company is spending each year to fund its growth (also called its negative free cash flow). The first step is to compare its cash burn with its cash reserves, to give us its 'cash runway'.

When Might Jade Biosciences Run Out Of Money?

A cash runway is defined as the length of time it would take a company to run out of money if it kept spending at its current rate of cash burn. When Jade Biosciences last reported its December 2025 balance sheet in March 2026, it had zero debt and cash worth US$336m. In the last year, its cash burn was US$95m. Therefore, from December 2025 it had 3.5 years of cash runway. There's no doubt that this is a reassuringly long runway. You can see how its cash balance has changed over time in the image below.

How Is Jade Biosciences' Cash Burn Changing Over Time?

Because Jade Biosciences isn't currently generating revenue, we consider it an early-stage 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 110% 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. While the past is always worth studying, it is the future that matters most of all. So you might want to take a peek at how much the company is expected to grow in the next few years.

How Easily Can Jade Biosciences Raise Cash?

While Jade Biosciences does have a solid cash runway, its cash burn trajectory may have some shareholders thinking ahead to when the company may need to raise more cash. Issuing new shares, or taking on debt, are the most common ways for a listed company to raise more money for its business. One of the main advantages held by publicly listed companies is that they can sell shares to investors to raise cash and fund growth. By looking at a company's cash burn relative to its market capitalisation, we gain insight on how much shareholders would be diluted if the company needed to raise enough cash to cover another year's cash burn.

Jade Biosciences' cash burn of US$95m is about 8.4% of its US$1.1b market capitalisation. That's a low proportion, so we figure the company would be able to raise more cash to fund growth, with a little dilution, or even to simply borrow some money.

Is Jade Biosciences' Cash Burn A Worry?

As you can probably tell by now, we're not too worried about Jade Biosciences' cash burn. In particular, we think its cash runway stands out as evidence that the company is well on top of its spending. While we must concede that its increasing cash burn is a bit worrying, the other factors mentioned in this article provide great comfort when it comes to the cash burn. Looking at all the measures in this article, together, we're not worried about its rate of cash burn; the company seems well on top of its medium-term spending needs. On another note, Jade Biosciences has 3 warning signs (and 2 which shouldn't be ignored) we think you should know about.

Of course Jade Biosciences may not be the best stock to buy. So you may wish to see this free collection of companies boasting high return on equity, or this list of stocks with high insider ownership.

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.