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. As at December 2023, RTG Mining had cash of US$4.4m and no debt. This is not too bad, but it's fair to say the end of the cash runway is in sight, unless cash burn reduces drastically. The image below shows how its cash burn has been changing over the last few years.