Our data shows a little insider buying, but no selling, in the last three months. The net investment is not enough to encourage us much. But insiders have shown more of an appetite for the stock, over the last year. Insiders do have a stake in Rolls-Royce Holdings and their transactions don't cause us concern. So while it's helpful to know what insiders are doing in terms of buying or selling, it's also helpful to know the risks that a particular company is facing. Our analysis shows 2 warning signs for Rolls-Royce Holdings (1 is a bit concerning!) and we strongly recommend you look at these before investing.