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Exhibit 99.1 Jack in the Box Inc. Reports Third Quarter 2021 Earnings Systemwide sales growth of + 10.6 % Same store sales growth + 10.2 % Net units down -1.1 % Diluted EPS up + 26.1 % to $ 1.79 Company provides updates to 2021 guidance measures Company provides CapEx & Other Investments guidance range for 2022 SAN DIEGO -- ( BUSINESS WIRE ) -- August 4 , 2021 -- Jack in the Box Inc. ( NASDAQ : JACK ) announced financial results for the third quarter ended July 4 , 2021 , comprised of growth in systemwide sales , system same store sales and earnings per share . " I am very pleased with our third quarter results , and proud of the continued momentum and execution from our franchisees and operators , " said Darin Harris , Jack in the Box Chief Executive Officer . " Comps on a two - year basis of + 16.8 % , coupled with solid earnings performance , are all part of creating the store - level profitability that will help us maximize our growth and expansion opportunities going forward . " Systemwide sales increased 10.6 % in the third quarter , comprised of positive results in same store sales and a slight decline in net unit growth . The company had a third quarter net store decline of 9 stores , comprised of 4 store openings and 13 closures - with 7 closings that include future offsetting locations , and the remainder related to agreement expirations . In the third quarter , there were development agreements signed for 60 future restaurants , bringing the year - to - date total to 64 future restaurants . Company - operated same - store sales grew 9.0 % in the third quarter , with evenly - balanced contribution from both transactions and average check . Franchise same- store sales grew 10.3 % , with similar trends in both average check and transactions .