We can readily understand why investors are attracted to unprofitable companies. 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. Nonetheless, only a fool would ignore the risk that a loss making company burns through its cash too quickly.
So should NovaBridge Biosciences (NASDAQ:NBP) shareholders be worried about its cash burn? In this article, we define cash burn as its annual (negative) free cash flow, which is the amount of money a company spends each year to fund its growth. 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. As at December 2025, NovaBridge Biosciences had cash of US$211m and no debt. Importantly, its cash burn was US$21m over the trailing twelve months. So it had a very long cash runway of many years from December 2025. Even though this is but one measure of the company's cash burn, the thought of such a long cash runway warms our bellies in a comforting way. You can see how its cash balance has changed over time in the image below.
Check out our latest analysis for NovaBridge Biosciences
NovaBridge Biosciences 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 81% reduction in its cash burn over the last twelve months may be good for protecting the balance sheet but it hardly points to imminent growth. Clearly, however, the crucial factor is whether the company will grow its business going forward. So you might want to take a peek at how much the company is expected to grow in the next few years.
While we're comforted by the recent reduction evident from our analysis of NovaBridge Biosciences' cash burn, it is still worth considering how easily the company could raise more funds, if it wanted to accelerate spending to drive growth. Generally speaking, a listed business can raise new cash through issuing shares or taking on debt. 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 comparing a company's annual cash burn to its total market capitalisation, we can estimate roughly how many shares it would have to issue in order to run the company for another year (at the same burn rate).
Since it has a market capitalisation of US$205m, NovaBridge Biosciences' US$21m in cash burn equates to about 10% of its market value. Given that situation, it's fair to say the company wouldn't have much trouble raising more cash for growth, but shareholders would be somewhat diluted.
As you can probably tell by now, we're not too worried about NovaBridge Biosciences' cash burn. For example, we think its cash runway suggests that the company is on a good path. Its cash burn relative to its market cap wasn't quite as good, but was still rather encouraging! Taking all the factors in this report into account, we're not at all worried about its cash burn, as the business appears well capitalized to spend as needs be. On another note, we conducted an in-depth investigation of the company, and identified 4 warning signs for NovaBridge Biosciences (3 are potentially serious!) 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 companies with significant insider holdings, 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.