The stock is trading lower as a direct response to the mixed Q3 financial results reported by Dell Technologies. This indicates that the results were not up to par with what investors were expecting, which typically leads to a decrease in stock price as market sentiment turns negative. Given that financial results are a strong indicator of a company's performance, this news is highly relevant and important to investors, and there is a high level of confidence in the analysis based on the typical market behavior following such announcements.