EXHIBIT 11 THE ST. PAUL COMPANIES, INC. AND SUBSIDIARIES COMPUTATION OF EARNINGS PER SHARE Three Months Ended March 31, 2003 and 2002 (In millions, except per share data) 2003 2002 ---- ---- Earnings Basic: Net income, as reported $181 $133 Preferred stock dividends, net of taxes (2) (2) Premium on preferred shares redeemed (2) (3) ---- ---- Net income available to common shareholders $177 $128 ==== ==== Diluted: Net income available to common shareholders $177 $128 Dilutive effect of affiliates (1) - Effect of dilutive securities: Convertible preferred stock 2 2 Zero coupon convertible notes 1 1 ---- ---- Net income available to common shareholders $179 $131 ==== ==== Common Shares Basic: Weighted average common shares outstanding 227 208 ==== ==== Diluted: Weighted average common shares outstanding 227 208 Effect of dilutive securities: Stock options 1 3 Convertible preferred stock 6 6 Zero coupon convertible notes 2 3 Equity unit stock purchase contracts 1 - ---- ---- Total 237 220 ==== ==== Earnings per Common Share Basic $0.78 $0.62 ==== ==== Diluted $0.75 $0.60 ==== ====