Dell Technologies Inc. /zigman2/quotes/203822527/composite DELL -1.87% on Thursday said it is withdrawing its financial guidance for fiscal 2021 because of the coronavirus pandemic. In an 8-K filing , the company said it is "unable to predict the extent to which the global COVID-19 pandemic may adversely impact its business operations, financial performance and results of operations for the current fiscal year." Dell said it plans to provide more information during its fiscal first-quarter earnings call scheduled on May 29. Dell shares are down 25% in the last year. The broader S&P 500 index is down 6.6% in the last year.