Dividend Reinvestment and Stock Purchase Plan

The Plan is administered by Computershare for individual investors who want to reinvest dividends or an alternative to traditional methods of buying, holding, and selling Cass Information Systems, Inc. common stock (NASDAQ:CASS). You can participate in the Plan if you are a registered holder of Cass common stock. If you do not own Cass common stock, you can make your initial purchase directly through the Plan. The Plan is not sponsored or administered by Cass. To obtain information about the Plan, please visit the Web site of Computershare.