discover financial services dfs said wednesday it will start buying back stock again under its existing 42 billion share repurchase program after suspending it in july the company completed an investigation related to its student loan servicing practices and related compliance matters under a boardappointed independent special committee the current share buyback program is in effect until june 30 2023 shares of discover financial services are down 103 in 2022 compared to a 163 dip by the sp 500 spx 