1 EXHIBIT 11 CKE RESTAURANTS, INC. AND SUBSIDIARIES CALCULATION OF EARNINGS PER SHARE (In thousands except per share amounts) Twelve Weeks Ended Twenty-eight Weeks Ended ----------------------- ------------------------ August 10, August 11, August 10, August 11, 1998 1997 1998 1997 ---------- ---------- ---------- ---------- BASIC EARNINGS PER SHARE - ------------------------ Net income $22,604 $10,545 $45,336 $21,131 ======= ======= ======= ======= Weighted average number of common shares outstanding during the period 46,821 40,438 46,696 38,544 ======= ======= ======= ======= Basic earnings per share $ 0.48 $ 0.26 $ 0.97 $ 0.55 ======= ======= ======= ======= DILUTED EARNINGS PER SHARE - -------------------------- Net income $22,604 $10,545 $45,336 $21,131 Interest expense and amortization of debt issuance costs, net of income tax effect applicable to convertible subordinated notes 1,301 -- 2,317 -- ------- ------- ------- ------- Diluted earnings $23,905 $10,545 $47,653 $21,131 ======= ======= ======= ======= Weighted average number of common shares outstanding during the period 46,821 40,438 46,696 38,544 Incremental common shares attributable to: Exercise of outstanding options 1,420 1,218 1,483 1,096 Issuance of convertible subordinated notes 4,091 -- 3,251 -- ------- ------- ------- ------- Total shares 52,332 41,656 51,430 39,640 ======= ======= ======= ======= Diluted earnings per share $ 0.46 $ 0.25 $ 0.93 $ 0.53 ======= ======= ======= ======= 18