EXHIBIT 11.1 UNISYS CORPORATION STATEMENT OF COMPUTATION OF EARNINGS PER SHARE FOR THE NINE MONTHS ENDED SEPTEMBER 30, 1998 AND 1997 (UNAUDITED) (Millions, except share data) 1998 1997 ----------- ----------- Basic Earnings Per Common Share Net income $ 248.4 $ 112.1 Less dividends on preferred shares ( 79.9) ( 84.5) ----------- ----------- Net income available to common stockholders $ 168.5 $ 27.6 =========== =========== Weighted average shares 250,909,816 173,120,399 =========== =========== Basic earnings per share $ .67 $ .16 =========== =========== Diluted Earnings Per Common Share Net income available to common stockholders $ 168.5 $ 27.6 Plus impact of assumed conversions Interest expense on 8 1/4% Convertible Notes due 2006, net of tax 1.2 ----------- ----------- Net income available to common stockholders plus assumed conversions $ 169.7 $ 27.6 =========== =========== Weighted average shares 250,909,816 173,120,399 Plus incremental shares from assumed conversions Employee stock plans 11,020,766 2,826,217 8 1/4% Convertible Notes due 2006 4,012,508 ----------- ----------- Adjusted weighted average shares 265,943,090 175,946,616 =========== =========== Diluted earnings per share $ .64 $ .16 =========== =========== The average shares listed below were not included in the computation of diluted earnings per share because to do so would have been antidilutive for the periods presented. 8 1/4% convertible notes due 2006 43,490,909 8 1/4% convertible notes due 2000 33,696,405 Series A preferred stock 47,449,470 47,454,016