sirius xm holdings inc siri shares are trading lower by 643 to 662 monday morning despite a lack of companyspecific news the stock also fell during fridays session after multiple firms downgraded their rating on the stock following last thursdays rally the stock trended on social platforms and was heavily discussed on stocktwits during last thursdays rally likely due to its high short interest of 3445 of the float the company is scheduled to report secondquarter financial results on august 1 with earnings estimates of 7 cents per share and quarterly revenue of 224 billion according to data from benzinga pro siri has a 52week high of 795 and a 52week low of 332