Fiesta Restaurant Group, Inc. ("Fiesta" or the "Company") FRGI, parent company of the Pollo Tropical® and Taco Cabana® restaurant brands, today reported results for the 13-week first quarter 2019, which ended on March 31, 2019. Fiesta President and Chief Executive Officer Richard Stockinger said, "Due to recent changes in accounting standards, particularly with respect to lease accounting, it may be difficult to appreciate the progress we have made in improving our operating margins and positioning the Company for greater profitability in the future.