Crown Cork & Seal Company, Inc. Exhibit 11 Computation of Earnings per Common Share (in thousands, except per share data) Three months ended Six Months ended June 30, June 30, 1996 1995 1996 1995 Line 1 Net income available to common share $98,298 $52,210 $127,436 $88,731 shareholders 2 Weighted average number of shares outstanding during period 128,126 90,197 116,623 89,920 3 Earnings per share based upon average shares outstanding(1/2) $0.77 $0.58 $1.09 $0.99 4 Net shares issuable upon exercise of dilutive outstanding stock options (treasury stock method) 374 599 314 717 5 Average convertible preferred stock* (if converted method) 11,326 0 7,841 0 6 Preference dividends $5,859 0 $8,004 0 7 Fully diluted shares (2+4+5) 139,826 90,796 124,778 90,638 8 Fully diluted earnings per share ((1+6)/7) $0.75 $0.57 $1.09 $0.98 * Preferred shares are convertible into common stock at .911 at the discretion of the holder and amounts presented are based on the issuance date of February 26, 1996.